X-Git-Url: https://ncurses.scripts.mit.edu/?a=blobdiff_plain;f=configure;h=fbb4166283a7abefae989a454acef7b03a0fc0de;hb=f4a8d7509dab16e7abdfb9d484c51116317b159d;hp=40f8ded59722e8985d32bcd0cd2f53ff69f014c0;hpb=d6c65d287166c3105ece4a5e3f3ec7af5a5f26a3;p=ncurses.git

diff --git a/configure b/configure
index 40f8ded5..fbb41662 100755
--- a/configure
+++ b/configure
@@ -1,8 +1,9 @@
 #! /bin/sh
-# From configure.in Revision: 1.724 .
+# From configure.in Revision: 1.760 .
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by Autoconf 2.52.20200802.
+# Generated by Autoconf 2.52.20230114.
 #
+# Copyright 2003-2022,2023	Thomas E. Dickey
 # Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
 # Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
@@ -33,9 +34,9 @@ fi
 as_me=`echo "$0" |sed 's,.*[\\/],,'`
 
 if expr a : '\(a\)' >/dev/null 2>&1; then
-  as_expr=expr
+  as_expr="expr"
 else
-  as_expr=false
+  as_expr="false"
 fi
 
 rm -f conf$$ conf$$.exe conf$$.file
@@ -50,7 +51,7 @@ if ln -s conf$$.file conf$$ 2>/dev/null; then
     as_ln_s='ln -s'
   fi
 elif ln conf$$.file conf$$ 2>/dev/null; then
-  as_ln_s=ln
+  as_ln_s='ln'
 else
   as_ln_s='cp -p'
 fi
@@ -60,9 +61,9 @@ as_executable_p="test -f"
 
 # Support unset when possible.
 if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
-  as_unset=unset
+  as_unset="unset"
 else
-  as_unset=false
+  as_unset="false"
 fi
 
 # NLS nuisances.
@@ -97,13 +98,14 @@ exec 6>&1
 ac_default_prefix=/usr/local
 cross_compiling=no
 subdirs=
-MFLAGS= MAKEFLAGS=
+MFLAGS=
+MAKEFLAGS=
 SHELL=${CONFIG_SHELL-/bin/sh}
 
 # Maximum number of lines to put in a shell here document.
 # This variable seems obsolete.  It should probably be removed, and
 # only ac_max_sed_lines should be used.
-: ${ac_max_here_lines=38}
+: "${ac_max_here_lines=38}"
 
 ac_unique_file="ncurses/base/lib_initscr.c"
 # Factoring default headers for most tests.
@@ -204,7 +206,7 @@ do
 
   # Accept the important Cygnus configure options, so we can diagnose typos.
 
-  case $ac_option in
+  case "$ac_option" in
 
   -bindir | --bindir | --bindi | --bind | --bin | --bi)
     ac_prev=bindir ;;
@@ -245,7 +247,7 @@ do
     expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid feature name: $ac_feature" >&2
    { (exit 1); exit 1; }; }
-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
+    ac_feature=`echo "$ac_feature" | sed 's/-/_/g'`
     eval "enable_$ac_feature=no" ;;
 
   -enable-* | --enable-*)
@@ -254,8 +256,8 @@ do
     expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid feature name: $ac_feature" >&2
    { (exit 1); exit 1; }; }
-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
-    case $ac_option in
+    ac_feature=`echo "$ac_feature" | sed 's/-/_/g'`
+    case "$ac_option" in
       *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
       *) ac_optarg=yes ;;
     esac
@@ -445,8 +447,8 @@ do
     expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid package name: $ac_package" >&2
    { (exit 1); exit 1; }; }
-    ac_package=`echo $ac_package| sed 's/-/_/g'`
-    case $ac_option in
+    ac_package=`echo "$ac_package" | sed 's/-/_/g'`
+    case "$ac_option" in
       *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
       *) ac_optarg=yes ;;
     esac
@@ -458,7 +460,7 @@ do
     expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
       { echo "$as_me: error: invalid package name: $ac_package" >&2
    { (exit 1); exit 1; }; }
-    ac_package=`echo $ac_package | sed 's/-/_/g'`
+    ac_package=`echo "$ac_package" | sed 's/-/_/g'`
     eval "with_$ac_package=no" ;;
 
   --x)
@@ -492,21 +494,21 @@ Try \`$0 --help' for more information." >&2
    { (exit 1); exit 1; }; }
     ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
     eval "$ac_envvar='$ac_optarg'"
-    export $ac_envvar ;;
+    export "$ac_envvar" ;;
 
   *)
     # FIXME: should be removed in autoconf 3.0.
     echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
       echo "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
+    : "${build_alias=$ac_option}" "${host_alias=$ac_option}" "${target_alias=$ac_option}"
     ;;
 
   esac
 done
 
 if test -n "$ac_prev"; then
-  ac_option=--`echo $ac_prev | sed 's/_/-/g'`
+  ac_option=--`echo "$ac_prev" | sed 's/_/-/g'`
   { echo "$as_me: error: missing argument to $ac_option" >&2
    { (exit 1); exit 1; }; }
 fi
@@ -514,8 +516,8 @@ fi
 # Be sure to have absolute paths.
 for ac_var in exec_prefix prefix
 do
-  eval ac_val=$`echo $ac_var`
-  case $ac_val in
+  eval ac_val=$`echo "$ac_var"`
+  case "$ac_val" in
     [\\/$]* | ?:[\\/]* | NONE | '' ) ;;
     *)  { echo "$as_me: error: expected an absolute path for --$ac_var: $ac_val" >&2
    { (exit 1); exit 1; }; };;
@@ -526,8 +528,8 @@ done
 for ac_var in bindir sbindir libexecdir datarootdir datadir sysconfdir sharedstatedir \
               localstatedir libdir includedir oldincludedir infodir mandir
 do
-  eval ac_val=$`echo $ac_var`
-  case $ac_val in
+  eval ac_val=$`echo "$ac_var"`
+  case "$ac_val" in
     [\\/$]* | ?:[\\/]* ) ;;
     *)  { echo "$as_me: error: expected an absolute path for --$ac_var: $ac_val" >&2
    { (exit 1); exit 1; }; };;
@@ -564,13 +566,13 @@ if test -z "$srcdir"; then
   ac_confdir=`echo "$ac_prog" | sed 's%[\\/][^\\/][^\\/]*$%%'`
   test "x$ac_confdir" = "x$ac_prog" && ac_confdir=.
   srcdir=$ac_confdir
-  if test ! -r $srcdir/$ac_unique_file; then
+  if test ! -r "$srcdir/$ac_unique_file"; then
     srcdir=..
   fi
 else
   ac_srcdir_defaulted=no
 fi
-if test ! -r $srcdir/$ac_unique_file; then
+if test ! -r "$srcdir/$ac_unique_file"; then
   if test "$ac_srcdir_defaulted" = yes; then
     { echo "$as_me: error: cannot find sources in $ac_confdir or .." >&2
    { (exit 1); exit 1; }; }
@@ -714,6 +716,7 @@ Optional Features:
   --with-rel-version=XXX  override derived release version
   --with-abi-version=XXX  override derived ABI version
   --with-system-type=XXX  test: override derived host system-type
+  --with-abi-altered=XXX  override visible ABI version, for packaging
   --without-ada           suppress check for Ada compiler, don't build demo
   --without-cxx           do not adjust ncurses bool to match C++
   --without-cxx-binding   do not build C++ binding and demo
@@ -781,7 +784,8 @@ Fine-Tuning Your Configuration:
   --enable-getcap         fast termcap load, no xrefs to terminfo
   --enable-getcap-cache   cache translated termcaps in ~/.terminfo
   --disable-home-terminfo drop ~/.terminfo from terminfo search-path
-  --disable-root-environ  restrict environment when running as root
+  --disable-root-environ  restrict root use of ncurses environment variables
+  --disable-root-access   restrict file-access when running setuid
   --enable-symlinks       make tic use symbolic links not hard links
   --enable-broken_linker  compile with broken-linker support code
   --enable-bsdpad         recognize BSD-style prefix padding
@@ -790,7 +794,7 @@ Fine-Tuning Your Configuration:
   --disable-largefile     omit support for large files
   --disable-tparm-varargs compile tparm() without varargs interface
   --disable-tic-depends   link tic library without explicit dependency on ncurses library
-  --disable-wattr-macros  suppress wattr* macros to help with ncurses5/ncurses6 transition
+  --enable-wattr-macros   enable wattr* macros
   --with-x11-rgb=FILE   file containing X11 rgb information (EPREFIX/lib/X11/rgb.txt)
   --with-bool=TYPE        override fallback type of bool variable
   --with-caps=alt         compile with alternate Caps file
@@ -802,8 +806,9 @@ Fine-Tuning Your Configuration:
   --with-tparm-arg=TYPE   override parameter type of tparm
   --with-rcs-ids          compile-in RCS identifiers
 Options to Specify How Manpages are Installed:
-  --with-manpage-format   specify manpage-format: gzip/compress/BSDI/normal and
-                          optionally formatted/catonly, e.g., gzip,formatted
+  --with-manpage-format   specify manpage-format: gzip/compress/bzip2/xz,
+                          BSDI/normal and optionally formatted/catonly,
+                          e.g., gzip,formatted
   --with-manpage-renames  specify manpage-renaming
   --with-manpage-aliases  specify manpage-aliases using .so
   --with-manpage-symlinks specify manpage-aliases using symlinks
@@ -847,6 +852,7 @@ Testing/development Options:
   --disable-echo          do not display "compiling" commands
   --disable-stripping     do not strip (debug info) installed executables
   --enable-warnings       test: turn on gcc compiler warnings
+  --enable-stdnoreturn    enable C11 _Noreturn feature for diagnostics
   --enable-string-hacks   work around bogus compiler/loader warnings
   --enable-assertions     test: turn on generation of assertion code
   --with-dmalloc          test: use Gray Watson's dmalloc library
@@ -890,42 +896,43 @@ if test "$ac_init_help" = "recursive"; then
   # If there are subdirs, report their specific --help.
   ac_popdir=`pwd`
   for ac_subdir in : $ac_subdirs_all; do test "x$ac_subdir" = x: && continue
-    cd $ac_subdir
+    cd "$ac_subdir"
     # A "../" for each directory in /$ac_subdir.
-    ac_dots=`echo $ac_subdir |
+    ac_dots=`echo "$ac_subdir" |
              sed 's,^\./,,;s,[^/]$,&/,;s,[^/]*/,../,g'`
 
-    case $srcdir in
+    case "$srcdir" in
     .) # No --srcdir option.  We are building in place.
-      ac_sub_srcdir=$srcdir ;;
+      ac_sub_srcdir="$srcdir" ;;
     [\\/]* | ?:[\\/]* ) # Absolute path.
-      ac_sub_srcdir=$srcdir/$ac_subdir ;;
+      ac_sub_srcdir="$srcdir/$ac_subdir" ;;
     *) # Relative path.
-      ac_sub_srcdir=$ac_dots$srcdir/$ac_subdir ;;
+      ac_sub_srcdir="$ac_dots$srcdir/$ac_subdir" ;;
     esac
 
     # Check for guested configure; otherwise get Cygnus style configure.
-    if test -f $ac_sub_srcdir/configure.gnu; then
+    if test -f "$ac_sub_srcdir/configure.gnu"; then
       echo
-      $SHELL $ac_sub_srcdir/configure.gnu  --help=recursive
-    elif test -f $ac_sub_srcdir/configure; then
+      $SHELL "$ac_sub_srcdir/configure.gnu" --help=recursive
+    elif test -f "$ac_sub_srcdir/configure"; then
       echo
-      $SHELL $ac_sub_srcdir/configure  --help=recursive
-    elif test -f $ac_sub_srcdir/configure.ac ||
-           test -f $ac_sub_srcdir/configure.in; then
+      $SHELL "$ac_sub_srcdir/configure" --help=recursive
+    elif test -f "$ac_sub_srcdir/configure.ac" ||
+           test -f "$ac_sub_srcdir/configure.in"; then
       echo
-      $ac_configure --help
+      "$ac_configure" --help
     else
       echo "$as_me: WARNING: no configuration information is in $ac_subdir" >&2
     fi
-    cd $ac_popdir
+    cd "$ac_popdir"
   done
 fi
 
 test -n "$ac_init_help" && exit 0
-if $ac_init_version; then
+if "$ac_init_version"; then
   cat <<\EOF
 
+Copyright 2003-2022,2023	Thomas E. Dickey
 Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
@@ -939,7 +946,7 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by $as_me, which was
-generated by GNU Autoconf 2.52.20200802.  Invocation command line was
+generated by GNU Autoconf 2.52.20230114.  Invocation command line was
 
   $ $0 $@
 
@@ -986,7 +993,7 @@ ac_configure_args=
 ac_sep=
 for ac_arg
 do
-  case $ac_arg in
+  case "$ac_arg" in
   -no-create | --no-create | --no-creat | --no-crea | --no-cre \
   | --no-cr | --no-c) ;;
   -no-recursion | --no-recursion | --no-recursio | --no-recursi \
@@ -1043,7 +1050,7 @@ trap 'exit_status=$?
     exit $exit_status
      ' 0
 for ac_signal in 1 2 13 15; do
-  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
+  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' "$ac_signal"
 done
 ac_signal=0
 
@@ -1063,7 +1070,7 @@ if test -z "$CONFIG_SITE"; then
 fi
 for ac_site_file in $CONFIG_SITE; do
   if test -r "$ac_site_file"; then
-    { echo "$as_me:1066: loading site script $ac_site_file" >&5
+    { echo "$as_me:1073: loading site script $ac_site_file" >&5
 echo "$as_me: loading site script $ac_site_file" >&6;}
     cat "$ac_site_file" >&5
     . "$ac_site_file"
@@ -1074,7 +1081,7 @@ if test -r "$cache_file"; then
   # Some versions of bash will fail to source /dev/null (special
   # files actually), so we avoid doing that.
   if test -f "$cache_file"; then
-    { echo "$as_me:1077: loading cache $cache_file" >&5
+    { echo "$as_me:1084: loading cache $cache_file" >&5
 echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . $cache_file;;
@@ -1082,7 +1089,7 @@ echo "$as_me: loading cache $cache_file" >&6;}
     esac
   fi
 else
-  { echo "$as_me:1085: creating cache $cache_file" >&5
+  { echo "$as_me:1092: creating cache $cache_file" >&5
 echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
@@ -1096,23 +1103,23 @@ for ac_var in `(set) 2>&1 |
   eval ac_new_set=\$ac_env_${ac_var}_set
   eval ac_old_val="\$ac_cv_env_${ac_var}_value"
   eval ac_new_val="\$ac_env_${ac_var}_value"
-  case $ac_old_set,$ac_new_set in
+  case "$ac_old_set,$ac_new_set" in
     set,)
-      { echo "$as_me:1101: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+      { echo "$as_me:1108: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
 echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { echo "$as_me:1105: error: \`$ac_var' was not set in the previous run" >&5
+      { echo "$as_me:1112: error: \`$ac_var' was not set in the previous run" >&5
 echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-        { echo "$as_me:1111: error: \`$ac_var' has changed since the previous run:" >&5
+        { echo "$as_me:1118: error: \`$ac_var' has changed since the previous run:" >&5
 echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
-        { echo "$as_me:1113:   former value:  $ac_old_val" >&5
+        { echo "$as_me:1120:   former value:  $ac_old_val" >&5
 echo "$as_me:   former value:  $ac_old_val" >&2;}
-        { echo "$as_me:1115:   current value: $ac_new_val" >&5
+        { echo "$as_me:1122:   current value: $ac_new_val" >&5
 echo "$as_me:   current value: $ac_new_val" >&2;}
         ac_cache_corrupted=:
       fi;;
@@ -1120,7 +1127,7 @@ echo "$as_me:   current value: $ac_new_val" >&2;}
   # Pass precious variables to config.status.  It doesn't matter if
   # we pass some twice (in addition to the command line arguments).
   if test "$ac_new_set" = set; then
-    case $ac_new_val in
+    case "$ac_new_val" in
     *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
       ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"`
       ac_configure_args="$ac_configure_args '$ac_arg'"
@@ -1130,35 +1137,43 @@ echo "$as_me:   current value: $ac_new_val" >&2;}
     esac
   fi
 done
-if $ac_cache_corrupted; then
-  { echo "$as_me:1134: error: changes in the environment can compromise the build" >&5
+if "$ac_cache_corrupted"; then
+  { echo "$as_me:1141: error: changes in the environment can compromise the build" >&5
 echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  { { echo "$as_me:1136: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
+  { { echo "$as_me:1143: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
 echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 case `echo "testing\c" 2>/dev/null; echo 1,2,3`,`echo -n testing 2>/dev/null; echo 1,2,3` in
-  *c*,-n*) ECHO_N= ECHO_C=	# newlines do not sed ;-) only broken shells would use this case anyway
-		   ECHO_T='	' ;;
-  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
-  *)      ECHO_N= ECHO_C='\c' ECHO_T= ;;
+  *c*,-n*) ECHO_N=
+           ECHO_C=      # newlines do not sed ;-) only broken shells would use this case anyway
+           ECHO_T='	'
+           ;;
+  *c*,*  ) ECHO_N=-n
+           ECHO_C=
+           ECHO_T=
+           ;;
+  *)       ECHO_N=
+           ECHO_C='\c'
+           ECHO_T=
+           ;;
 esac
 echo "#! $SHELL" >conftest.sh
 echo  "exit 0"   >>conftest.sh
 chmod +x conftest.sh
-if { (echo "$as_me:1157: PATH=\".;.\"; conftest.sh") >&5
+if { (echo "$as_me:1172: PATH=\".;.\"; conftest.sh") >&5
   (PATH=".;."; conftest.sh) 2>&5
   ac_status=$?
-  echo "$as_me:1160: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1175: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
   ac_path_separator=';'
 else
   ac_path_separator=:
@@ -1170,79 +1185,160 @@ ac_config_headers="$ac_config_headers include/ncurses_cfg.h:include/ncurses_cfg.
 
 top_builddir=`pwd`
 
-echo "$as_me:1173: checking for egrep" >&5
+for ac_prog in ggrep grep
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:1192: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_GREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$GREP"; then
+  ac_cv_prog_GREP="$GREP" # Let the user override the test.
+else
+  ac_save_IFS=$IFS; IFS=$ac_path_separator
+ac_dummy="$PATH"
+for ac_dir in $ac_dummy; do
+  IFS=$ac_save_IFS
+  test -z "$ac_dir" && ac_dir=.
+  $as_executable_p "$ac_dir/$ac_word" || continue
+ac_cv_prog_GREP="$ac_prog"
+echo "$as_me:1207: found $ac_dir/$ac_word" >&5
+break
+done
+
+fi
+fi
+GREP=$ac_cv_prog_GREP
+if test -n "$GREP"; then
+  echo "$as_me:1215: result: $GREP" >&5
+echo "${ECHO_T}$GREP" >&6
+else
+  echo "$as_me:1218: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$GREP" && break
+done
+test -n "$GREP" || GREP=": "
+
+echo "$as_me:1226: checking for egrep" >&5
 echo $ECHO_N "checking for egrep... $ECHO_C" >&6
-if test "${ac_cv_prog_egrep+set}" = set; then
+if test "${ac_cv_path_EGREP+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  if echo a | (grep -E '(a|b)') >/dev/null 2>&1
-		then ac_cv_prog_egrep='grep -E'
-		else ac_cv_prog_egrep='egrep'
-	fi
+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     for ac_prog in gegrep egrep
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:1238: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_path_EGREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  case $EGREP in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_EGREP="$EGREP" # Let the user override the test with a path.
+  ;;
+  *)
+  ac_save_IFS=$IFS; IFS=$ac_path_separator
+ac_dummy="$PATH"
+for ac_dir in $ac_dummy; do
+  IFS=$ac_save_IFS
+  test -z "$ac_dir" && ac_dir=.
+  if $as_executable_p "$ac_dir/$ac_word"; then
+   ac_cv_path_EGREP="$ac_dir/$ac_word"
+   echo "$as_me:1255: found $ac_dir/$ac_word" >&5
+   break
+fi
+done
+
+  ;;
+esac
+fi
+EGREP=$ac_cv_path_EGREP
+
+if test -n "$EGREP"; then
+  echo "$as_me:1266: result: $EGREP" >&5
+echo "${ECHO_T}$EGREP" >&6
+else
+  echo "$as_me:1269: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
-echo "$as_me:1183: result: $ac_cv_prog_egrep" >&5
-echo "${ECHO_T}$ac_cv_prog_egrep" >&6
-	EGREP=$ac_cv_prog_egrep
 
-	test -z "$EGREP" && { { echo "$as_me:1187: error: No egrep program found" >&5
-echo "$as_me: error: No egrep program found" >&2;}
+  test -n "$EGREP" && break
+done
+test -n "$EGREP" || EGREP=": "
+
+     test "x$ac_cv_path_EGREP" = "x:" && { { echo "$as_me:1277: error: cannot find workable egrep" >&5
+echo "$as_me: error: cannot find workable egrep" >&2;}
    { (exit 1); exit 1; }; }
+   fi
+fi
+echo "$as_me:1282: result: $ac_cv_path_EGREP" >&5
+echo "${ECHO_T}$ac_cv_path_EGREP" >&6
+ EGREP="$ac_cv_path_EGREP"
 
-NCURSES_MAJOR="`$ac_cv_prog_egrep '^NCURSES_MAJOR[ 	]*=' $srcdir/dist.mk | sed -e 's/^[^0-9]*//'`"
-NCURSES_MINOR="`$ac_cv_prog_egrep '^NCURSES_MINOR[ 	]*=' $srcdir/dist.mk | sed -e 's/^[^0-9]*//'`"
-NCURSES_PATCH="`$ac_cv_prog_egrep '^NCURSES_PATCH[ 	]*=' $srcdir/dist.mk | sed -e 's/^[^0-9]*//'`"
+NCURSES_MAJOR="`${EGREP-egrep} '^NCURSES_MAJOR[ 	]*=' "$srcdir/dist.mk" | sed -e 's/^[^0-9]*//'`"
+NCURSES_MINOR="`${EGREP-egrep} '^NCURSES_MINOR[ 	]*=' "$srcdir/dist.mk" | sed -e 's/^[^0-9]*//'`"
+NCURSES_PATCH="`${EGREP-egrep} '^NCURSES_PATCH[ 	]*=' "$srcdir/dist.mk" | sed -e 's/^[^0-9]*//'`"
 cf_cv_abi_version=${NCURSES_MAJOR}
+cf_cv_abi_default=${NCURSES_MAJOR}
 cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
 cf_cv_timestamp=`date`
-echo "$as_me:1197: result: Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp)" >&5
-echo "${ECHO_T}Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp)" >&6
+echo "$as_me:1293: result: Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_default ($cf_cv_timestamp)" >&5
+echo "${ECHO_T}Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_default ($cf_cv_timestamp)" >&6
 
-if test -f $srcdir/VERSION ; then
-	echo "$as_me:1201: checking for package version" >&5
+if test -f "$srcdir/VERSION" ; then
+	echo "$as_me:1297: checking for package version" >&5
 echo $ECHO_N "checking for package version... $ECHO_C" >&6
 
 	# if there are not enough fields, cut returns the last one...
-	cf_field1=`sed -e '2,$d' $srcdir/VERSION|cut -f1`
-	cf_field2=`sed -e '2,$d' $srcdir/VERSION|cut -f2`
-	cf_field3=`sed -e '2,$d' $srcdir/VERSION|cut -f3`
+	cf_field1=`sed -e '2,$d' "$srcdir/VERSION" |cut -f1`
+	cf_field2=`sed -e '2,$d' "$srcdir/VERSION" |cut -f2`
+	cf_field3=`sed -e '2,$d' "$srcdir/VERSION" |cut -f3`
 
 	# this is how CF_BUNDLED_INTL uses $VERSION:
 	VERSION="$cf_field1"
 
 	VERSION_MAJOR=`echo "$cf_field2" | sed -e 's/\..*//'`
-	test -z "$VERSION_MAJOR" && { { echo "$as_me:1213: error: missing major-version" >&5
+	test -z "$VERSION_MAJOR" && { { echo "$as_me:1309: error: missing major-version" >&5
 echo "$as_me: error: missing major-version" >&2;}
    { (exit 1); exit 1; }; }
 
 	VERSION_MINOR=`echo "$cf_field2" | sed -e 's/^[^.]*\.//' -e 's/-.*//'`
-	test -z "$VERSION_MINOR" && { { echo "$as_me:1218: error: missing minor-version" >&5
+	test -z "$VERSION_MINOR" && { { echo "$as_me:1314: error: missing minor-version" >&5
 echo "$as_me: error: missing minor-version" >&2;}
    { (exit 1); exit 1; }; }
 
-	echo "$as_me:1222: result: ${VERSION_MAJOR}.${VERSION_MINOR}" >&5
+	echo "$as_me:1318: result: ${VERSION_MAJOR}.${VERSION_MINOR}" >&5
 echo "${ECHO_T}${VERSION_MAJOR}.${VERSION_MINOR}" >&6
 
-	echo "$as_me:1225: checking for package patch date" >&5
+	echo "$as_me:1321: checking for package patch date" >&5
 echo $ECHO_N "checking for package patch date... $ECHO_C" >&6
 	VERSION_PATCH=`echo "$cf_field3" | sed -e 's/^[^-]*-//'`
 	case .$VERSION_PATCH in
 	(.)
-		{ { echo "$as_me:1230: error: missing patch-date $VERSION_PATCH" >&5
+		{ { echo "$as_me:1326: error: missing patch-date $VERSION_PATCH" >&5
 echo "$as_me: error: missing patch-date $VERSION_PATCH" >&2;}
    { (exit 1); exit 1; }; }
 		;;
 	(.[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9])
 		;;
 	(*)
-		{ { echo "$as_me:1237: error: illegal patch-date $VERSION_PATCH" >&5
+		{ { echo "$as_me:1333: error: illegal patch-date $VERSION_PATCH" >&5
 echo "$as_me: error: illegal patch-date $VERSION_PATCH" >&2;}
    { (exit 1); exit 1; }; }
 		;;
 	esac
-	echo "$as_me:1242: result: $VERSION_PATCH" >&5
+	echo "$as_me:1338: result: $VERSION_PATCH" >&5
 echo "${ECHO_T}$VERSION_PATCH" >&6
 else
-	{ { echo "$as_me:1245: error: did not find $srcdir/VERSION" >&5
+	{ { echo "$as_me:1341: error: did not find $srcdir/VERSION" >&5
 echo "$as_me: error: did not find $srcdir/VERSION" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1250,19 +1346,19 @@ fi
 # show the actual data that we have for versions:
 test -n "$verbose" && echo "	ABI VERSION $VERSION" 1>&6
 
-echo "${as_me:-configure}:1253: testing ABI VERSION $VERSION ..." 1>&5
+echo "${as_me:-configure}:1349: testing ABI VERSION $VERSION ..." 1>&5
 
 test -n "$verbose" && echo "	VERSION_MAJOR $VERSION_MAJOR" 1>&6
 
-echo "${as_me:-configure}:1257: testing VERSION_MAJOR $VERSION_MAJOR ..." 1>&5
+echo "${as_me:-configure}:1353: testing VERSION_MAJOR $VERSION_MAJOR ..." 1>&5
 
 test -n "$verbose" && echo "	VERSION_MINOR $VERSION_MINOR" 1>&6
 
-echo "${as_me:-configure}:1261: testing VERSION_MINOR $VERSION_MINOR ..." 1>&5
+echo "${as_me:-configure}:1357: testing VERSION_MINOR $VERSION_MINOR ..." 1>&5
 
 test -n "$verbose" && echo "	VERSION_PATCH $VERSION_PATCH" 1>&6
 
-echo "${as_me:-configure}:1265: testing VERSION_PATCH $VERSION_PATCH ..." 1>&5
+echo "${as_me:-configure}:1361: testing VERSION_PATCH $VERSION_PATCH ..." 1>&5
 
 	cf_PACKAGE=NCURSES
 	PACKAGE=ncurses
@@ -1286,7 +1382,7 @@ test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0
 # Check whether --with-rel-version or --without-rel-version was given.
 if test "${with_rel_version+set}" = set; then
   withval="$with_rel_version"
-  { echo "$as_me:1289: WARNING: overriding release version $cf_cv_rel_version to $withval" >&5
+  { echo "$as_me:1385: WARNING: overriding release version $cf_cv_rel_version to $withval" >&5
 echo "$as_me: WARNING: overriding release version $cf_cv_rel_version to $withval" >&2;}
  cf_cv_rel_version=$withval
 fi;
@@ -1299,13 +1395,13 @@ if test -n "$NCURSES_MAJOR" ; then
   ([0-9]*)
  	;;
   (*)
-	{ { echo "$as_me:1302: error: Release major-version is not a number: $NCURSES_MAJOR" >&5
+	{ { echo "$as_me:1398: error: Release major-version is not a number: $NCURSES_MAJOR" >&5
 echo "$as_me: error: Release major-version is not a number: $NCURSES_MAJOR" >&2;}
    { (exit 1); exit 1; }; }
  	;;
   esac
 else
-  { { echo "$as_me:1308: error: Release major-version value is empty" >&5
+  { { echo "$as_me:1404: error: Release major-version value is empty" >&5
 echo "$as_me: error: Release major-version value is empty" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1315,13 +1411,13 @@ if test -n "$NCURSES_MINOR" ; then
   ([0-9]*)
  	;;
   (*)
-	{ { echo "$as_me:1318: error: Release minor-version is not a number: $NCURSES_MINOR" >&5
+	{ { echo "$as_me:1414: error: Release minor-version is not a number: $NCURSES_MINOR" >&5
 echo "$as_me: error: Release minor-version is not a number: $NCURSES_MINOR" >&2;}
    { (exit 1); exit 1; }; }
  	;;
   esac
 else
-  { { echo "$as_me:1324: error: Release minor-version value is empty" >&5
+  { { echo "$as_me:1420: error: Release minor-version value is empty" >&5
 echo "$as_me: error: Release minor-version value is empty" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1334,9 +1430,9 @@ if test "${with_abi_version+set}" = set; then
 
 	if test "x$cf_cv_abi_version" != "x$withval"
 	then
-		{ echo "$as_me:1337: WARNING: overriding ABI version $cf_cv_abi_version to $withval" >&5
+		{ echo "$as_me:1433: WARNING: overriding ABI version $cf_cv_abi_version to $withval" >&5
 echo "$as_me: WARNING: overriding ABI version $cf_cv_abi_version to $withval" >&2;}
-		case $cf_cv_rel_version in
+		case "$cf_cv_rel_version" in
 		(5.*)
 			cf_cv_rel_version=$withval.0
 			;;
@@ -1353,20 +1449,22 @@ if test -n "$cf_cv_abi_version" ; then
   ([0-9]*)
  	;;
   (*)
-	{ { echo "$as_me:1356: error: ABI version is not a number: $cf_cv_abi_version" >&5
+	{ { echo "$as_me:1452: error: ABI version is not a number: $cf_cv_abi_version" >&5
 echo "$as_me: error: ABI version is not a number: $cf_cv_abi_version" >&2;}
    { (exit 1); exit 1; }; }
  	;;
   esac
 else
-  { { echo "$as_me:1362: error: ABI version value is empty" >&5
+  { { echo "$as_me:1458: error: ABI version value is empty" >&5
 echo "$as_me: error: ABI version value is empty" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
+cf_cv_abi_default=$cf_cv_abi_version
+
 if test "x$cf_cv_abi_version" != "x$with_abi_version"
 then
-	case $cf_cv_rel_version in
+	case "$cf_cv_rel_version" in
 	(5.*)
 		cf_cv_rel_version=$with_abi_version.0
 		;;
@@ -1375,22 +1473,22 @@ fi
 
 ac_aux_dir=
 for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
-  if test -f $ac_dir/install-sh; then
+  if test -f "$ac_dir/install-sh"; then
     ac_aux_dir=$ac_dir
     ac_install_sh="$ac_aux_dir/install-sh -c"
     break
-  elif test -f $ac_dir/install.sh; then
+  elif test -f "$ac_dir/install.sh"; then
     ac_aux_dir=$ac_dir
     ac_install_sh="$ac_aux_dir/install.sh -c"
     break
-  elif test -f $ac_dir/shtool; then
+  elif test -f "$ac_dir/shtool"; then
     ac_aux_dir=$ac_dir
     ac_install_sh="$ac_aux_dir/shtool install -c"
     break
   fi
 done
 if test -z "$ac_aux_dir"; then
-  { { echo "$as_me:1393: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5
+  { { echo "$as_me:1491: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5
 echo "$as_me: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1400,11 +1498,11 @@ ac_configure="$SHELL $ac_aux_dir/configure" # This should be Cygnus configure.
 
 # Make sure we can run config.sub.
 $ac_config_sub sun4 >/dev/null 2>&1 ||
-  { { echo "$as_me:1403: error: cannot run $ac_config_sub" >&5
+  { { echo "$as_me:1501: error: cannot run $ac_config_sub" >&5
 echo "$as_me: error: cannot run $ac_config_sub" >&2;}
    { (exit 1); exit 1; }; }
 
-echo "$as_me:1407: checking build system type" >&5
+echo "$as_me:1505: checking build system type" >&5
 echo $ECHO_N "checking build system type... $ECHO_C" >&6
 if test "${ac_cv_build+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1413,23 +1511,23 @@ else
 test -z "$ac_cv_build_alias" &&
   ac_cv_build_alias=`$ac_config_guess`
 test -z "$ac_cv_build_alias" &&
-  { { echo "$as_me:1416: error: cannot guess build type; you must specify one" >&5
+  { { echo "$as_me:1514: error: cannot guess build type; you must specify one" >&5
 echo "$as_me: error: cannot guess build type; you must specify one" >&2;}
    { (exit 1); exit 1; }; }
-ac_cv_build=`$ac_config_sub $ac_cv_build_alias` ||
-  { { echo "$as_me:1420: error: $ac_config_sub $ac_cv_build_alias failed." >&5
+ac_cv_build=`$ac_config_sub "$ac_cv_build_alias"` ||
+  { { echo "$as_me:1518: error: $ac_config_sub $ac_cv_build_alias failed." >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_build_alias failed." >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1425: result: $ac_cv_build" >&5
+echo "$as_me:1523: result: $ac_cv_build" >&5
 echo "${ECHO_T}$ac_cv_build" >&6
 build=$ac_cv_build
-build_cpu=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-build_vendor=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-build_os=`echo $ac_cv_build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+build_cpu=`echo "$ac_cv_build" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+build_vendor=`echo "$ac_cv_build" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+build_os=`echo "$ac_cv_build" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
-echo "$as_me:1432: checking host system type" >&5
+echo "$as_me:1530: checking host system type" >&5
 echo $ECHO_N "checking host system type... $ECHO_C" >&6
 if test "${ac_cv_host+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1437,21 +1535,21 @@ else
   ac_cv_host_alias=$host_alias
 test -z "$ac_cv_host_alias" &&
   ac_cv_host_alias=$ac_cv_build_alias
-ac_cv_host=`$ac_config_sub $ac_cv_host_alias` ||
-  { { echo "$as_me:1441: error: $ac_config_sub $ac_cv_host_alias failed" >&5
+ac_cv_host=`$ac_config_sub "$ac_cv_host_alias"` ||
+  { { echo "$as_me:1539: error: $ac_config_sub $ac_cv_host_alias failed" >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_host_alias failed" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1446: result: $ac_cv_host" >&5
+echo "$as_me:1544: result: $ac_cv_host" >&5
 echo "${ECHO_T}$ac_cv_host" >&6
 host=$ac_cv_host
-host_cpu=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-host_vendor=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-host_os=`echo $ac_cv_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+host_cpu=`echo "$ac_cv_host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+host_vendor=`echo "$ac_cv_host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+host_os=`echo "$ac_cv_host" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
-if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
-	echo "$as_me:1454: checking target system type" >&5
+if test -f "$srcdir/config.guess" || test -f "$ac_aux_dir/config.guess" ; then
+	echo "$as_me:1552: checking target system type" >&5
 echo $ECHO_N "checking target system type... $ECHO_C" >&6
 if test "${ac_cv_target+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1459,18 +1557,18 @@ else
   ac_cv_target_alias=$target_alias
 test "x$ac_cv_target_alias" = "x" &&
   ac_cv_target_alias=$ac_cv_host_alias
-ac_cv_target=`$ac_config_sub $ac_cv_target_alias` ||
-  { { echo "$as_me:1463: error: $ac_config_sub $ac_cv_target_alias failed" >&5
+ac_cv_target=`$ac_config_sub "$ac_cv_target_alias"` ||
+  { { echo "$as_me:1561: error: $ac_config_sub $ac_cv_target_alias failed" >&5
 echo "$as_me: error: $ac_config_sub $ac_cv_target_alias failed" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:1468: result: $ac_cv_target" >&5
+echo "$as_me:1566: result: $ac_cv_target" >&5
 echo "${ECHO_T}$ac_cv_target" >&6
 target=$ac_cv_target
-target_cpu=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
-target_vendor=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
-target_os=`echo $ac_cv_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
+target_cpu=`echo "$ac_cv_target" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+target_vendor=`echo "$ac_cv_target" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+target_os=`echo "$ac_cv_target" | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 
 # The aliases save the names the user supplied, while $host etc.
 # will get canonicalized.
@@ -1497,13 +1595,13 @@ else
 fi
 
 test -z "$system_name" && system_name="$cf_cv_system_name"
-test -n "$cf_cv_system_name" && echo "$as_me:1500: result: Configuring for $cf_cv_system_name" >&5
+test -n "$cf_cv_system_name" && echo "$as_me:1598: result: Configuring for $cf_cv_system_name" >&5
 echo "${ECHO_T}Configuring for $cf_cv_system_name" >&6
 
 if test ".$system_name" != ".$cf_cv_system_name" ; then
-	echo "$as_me:1504: result: Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)" >&5
+	echo "$as_me:1602: result: Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)" >&5
 echo "${ECHO_T}Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)" >&6
-	{ { echo "$as_me:1506: error: \"Please remove config.cache and try again.\"" >&5
+	{ { echo "$as_me:1604: error: \"Please remove config.cache and try again.\"" >&5
 echo "$as_me: error: \"Please remove config.cache and try again.\"" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1511,7 +1609,7 @@ fi
 # Check whether --with-system-type or --without-system-type was given.
 if test "${with_system_type+set}" = set; then
   withval="$with_system_type"
-  { echo "$as_me:1514: WARNING: overriding system type to $withval" >&5
+  { echo "$as_me:1612: WARNING: overriding system type to $withval" >&5
 echo "$as_me: WARNING: overriding system type to $withval" >&2;}
 	cf_cv_system_name=$withval
 	host_os=$withval
@@ -1522,8 +1620,67 @@ fi;
 cf_user_CFLAGS="$CFLAGS"
 
 ###	Default install-location
+echo "$as_me:1623: checking for fgrep" >&5
+echo $ECHO_N "checking for fgrep... $ECHO_C" >&6
+if test "${ac_cv_path_FGREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if echo 'ab*c' | $GREP -F 'ab*c' >/dev/null 2>&1
+   then ac_cv_path_FGREP="$GREP -F"
+   else
+     for ac_prog in gfgrep fgrep
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+echo "$as_me:1635: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_path_FGREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  case $FGREP in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_FGREP="$FGREP" # Let the user override the test with a path.
+  ;;
+  *)
+  ac_save_IFS=$IFS; IFS=$ac_path_separator
+ac_dummy="$PATH"
+for ac_dir in $ac_dummy; do
+  IFS=$ac_save_IFS
+  test -z "$ac_dir" && ac_dir=.
+  if $as_executable_p "$ac_dir/$ac_word"; then
+   ac_cv_path_FGREP="$ac_dir/$ac_word"
+   echo "$as_me:1652: found $ac_dir/$ac_word" >&5
+   break
+fi
+done
+
+  ;;
+esac
+fi
+FGREP=$ac_cv_path_FGREP
+
+if test -n "$FGREP"; then
+  echo "$as_me:1663: result: $FGREP" >&5
+echo "${ECHO_T}$FGREP" >&6
+else
+  echo "$as_me:1666: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$FGREP" && break
+done
+test -n "$FGREP" || FGREP=": "
+
+     test "x$ac_cv_path_FGREP" = "x:" && { { echo "$as_me:1674: error: cannot find workable fgrep" >&5
+echo "$as_me: error: cannot find workable fgrep" >&2;}
+   { (exit 1); exit 1; }; }
+   fi
+fi
+echo "$as_me:1679: result: $ac_cv_path_FGREP" >&5
+echo "${ECHO_T}$ac_cv_path_FGREP" >&6
+ FGREP="$ac_cv_path_FGREP"
 
-echo "$as_me:1526: checking for prefix" >&5
+echo "$as_me:1683: checking for prefix" >&5
 echo $ECHO_N "checking for prefix... $ECHO_C" >&6
 if test "x$prefix" = "xNONE" ; then
 	case "$cf_cv_system_name" in
@@ -1535,68 +1692,116 @@ if test "x$prefix" = "xNONE" ; then
 		;;
 	esac
 fi
-echo "$as_me:1538: result: $prefix" >&5
+echo "$as_me:1695: result: $prefix" >&5
 echo "${ECHO_T}$prefix" >&6
 
 if test "x$prefix" = "xNONE" ; then
-echo "$as_me:1542: checking for default include-directory" >&5
+echo "$as_me:1699: checking for default include-directory" >&5
 echo $ECHO_N "checking for default include-directory... $ECHO_C" >&6
 test -n "$verbose" && echo 1>&6
 for cf_symbol in \
-	$includedir \
-	$includedir/ncurses \
-	$prefix/include \
-	$prefix/include/ncurses \
+	"$includedir" \
+	"$includedir/ncurses" \
+	"$prefix/include" \
+	"$prefix/include/ncurses" \
 	/usr/local/include \
 	/usr/local/include/ncurses \
 	/usr/include \
 	/usr/include/ncurses
 do
-	cf_dir=`eval echo $cf_symbol`
-	if test -f $cf_dir/curses.h ; then
-	if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
+	cf_dir=`eval echo "$cf_symbol"`
+	if test -f "$cf_dir/curses.h" ; then
+	if ( ${FGREP-fgrep} NCURSES_VERSION "$cf_dir/curses.h" >/dev/null 2>&1 ) ; then
 		includedir="$cf_symbol"
-		test -n "$verbose"  && echo $ac_n "	found " 1>&6
+		test -n "$verbose"  && echo $ECHO_N "	found " 1>&6
 		break
 	fi
 	fi
 	test -n "$verbose"  && echo "	tested $cf_dir" 1>&6
 done
-echo "$as_me:1565: result: $includedir" >&5
+echo "$as_me:1722: result: $includedir" >&5
 echo "${ECHO_T}$includedir" >&6
 fi
 
 ### Defaults for ncurses ABI
 
-case x$cf_cv_abi_version in
+# ABI 5 defaults:
+cf_dft_ccharw_max=5
+cf_dft_chtype=auto
+cf_dft_ext_colors=no
+cf_dft_ext_const=no
+cf_dft_ext_mouse=no
+cf_dft_ext_putwin=no
+cf_dft_ext_spfuncs=no
+cf_dft_filter_syms=no
+cf_dft_interop=no
+cf_dft_mmask_t=auto
+cf_dft_opaque_curses=no
+cf_dft_ordinate_type=short
+cf_dft_signed_char=no
+cf_dft_tparm_arg=long
+cf_dft_with_lp64=no
+
+# ABI 6 defaults:
+case x$cf_cv_abi_default in
 (x[6789])
+	cf_dft_chtype=uint32_t
 	cf_dft_ext_colors=yes
 	cf_dft_ext_const=yes
 	cf_dft_ext_mouse=yes
 	cf_dft_ext_putwin=yes
 	cf_dft_ext_spfuncs=yes
 	cf_dft_filter_syms=yes
-	cf_dft_chtype=uint32_t
-	cf_dft_mmask_t=uint32_t
 	cf_dft_interop=yes
+	cf_dft_mmask_t=uint32_t
 	cf_dft_tparm_arg=intptr_t
 	cf_dft_with_lp64=yes
 	;;
-(*)
-	cf_dft_ext_colors=no
-	cf_dft_ext_const=no
-	cf_dft_ext_mouse=no
-	cf_dft_ext_putwin=no
-	cf_dft_ext_spfuncs=no
-	cf_dft_filter_syms=no
-	cf_dft_chtype=auto
-	cf_dft_mmask_t=auto
-	cf_dft_interop=no
-	cf_dft_tparm_arg=long
-	cf_dft_with_lp64=no
+esac
+
+# ABI 7 defaults:
+case x$cf_cv_abi_default in
+(x[789])
+	cf_dft_ccharw_max=6
+	cf_dft_mmask_t=uint64_t
+	cf_dft_opaque_curses=yes
+	cf_dft_ordinate_type=int
+	cf_dft_signed_char=yes
+	# also: remove the wgetch-events feature in ABI 7
 	;;
 esac
 
+### override ABI version, e.g., packagers
+
+# Check whether --with-abi-altered or --without-abi-altered was given.
+if test "${with_abi_altered+set}" = set; then
+  withval="$with_abi_altered"
+
+if test -n "$withval" ; then
+  case $withval in
+  ([0-9]*)
+ 	;;
+  (*)
+	{ { echo "$as_me:1785: error: ABI altered is not a number: $withval" >&5
+echo "$as_me: error: ABI altered is not a number: $withval" >&2;}
+   { (exit 1); exit 1; }; }
+ 	;;
+  esac
+else
+  { { echo "$as_me:1791: error: ABI altered value is empty" >&5
+echo "$as_me: error: ABI altered value is empty" >&2;}
+   { (exit 1); exit 1; }; }
+fi
+
+	if test "$cf_cv_abi_version" != "$withval"
+	then
+		{ echo "$as_me:1798: WARNING: altering visible ABI from $cf_cv_abi_version to $withval" >&5
+echo "$as_me: WARNING: altering visible ABI from $cf_cv_abi_version to $withval" >&2;}
+		cf_cv_abi_version=$withval
+	fi
+
+fi;
+
 ###	Checks for programs.
 
 # Check whether --with-ada or --without-ada was given.
@@ -1616,16 +1821,16 @@ fi
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 if test -n "$ac_tool_prefix"; then
   for ac_prog in $cf_prog_cc
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:1628: checking for $ac_word" >&5
+echo "$as_me:1833: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1640,7 +1845,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-echo "$as_me:1643: found $ac_dir/$ac_word" >&5
+echo "$as_me:1848: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1648,10 +1853,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1651: result: $CC" >&5
+  echo "$as_me:1856: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1654: result: no" >&5
+  echo "$as_me:1859: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1664,7 +1869,7 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:1667: checking for $ac_word" >&5
+echo "$as_me:1872: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -1679,7 +1884,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_CC="$ac_prog"
-echo "$as_me:1682: found $ac_dir/$ac_word" >&5
+echo "$as_me:1887: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1687,10 +1892,10 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1690: result: $ac_ct_CC" >&5
+  echo "$as_me:1895: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1693: result: no" >&5
+  echo "$as_me:1898: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1700,32 +1905,32 @@ done
   CC=$ac_ct_CC
 fi
 
-test -z "$CC" && { { echo "$as_me:1703: error: no acceptable cc found in \$PATH" >&5
+test -z "$CC" && { { echo "$as_me:1908: error: no acceptable cc found in \$PATH" >&5
 echo "$as_me: error: no acceptable cc found in \$PATH" >&2;}
    { (exit 1); exit 1; }; }
 
 # Provide some information about the compiler.
-echo "$as_me:1708:" \
+echo "$as_me:1913:" \
      "checking for C compiler version" >&5
-ac_compiler=`set X $ac_compile; echo $2`
-{ (eval echo "$as_me:1711: \"$ac_compiler --version </dev/null >&5\"") >&5
+ac_compiler=`set X $ac_compile; echo "$2"`
+{ (eval echo "$as_me:1916: \"$ac_compiler --version </dev/null >&5\"") >&5
   (eval $ac_compiler --version </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1714: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:1716: \"$ac_compiler -v </dev/null >&5\"") >&5
+  echo "$as_me:1919: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
+{ (eval echo "$as_me:1921: \"$ac_compiler -v </dev/null >&5\"") >&5
   (eval $ac_compiler -v </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1719: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:1721: \"$ac_compiler -V </dev/null >&5\"") >&5
+  echo "$as_me:1924: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
+{ (eval echo "$as_me:1926: \"$ac_compiler -V </dev/null >&5\"") >&5
   (eval $ac_compiler -V </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1724: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:1929: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 1728 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 1933 "configure"
 #include "confdefs.h"
 
 int
@@ -1741,14 +1946,14 @@ ac_clean_files="$ac_clean_files a.out a.exe"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-echo "$as_me:1744: checking for C compiler default output" >&5
+echo "$as_me:1949: checking for C compiler default output" >&5
 echo $ECHO_N "checking for C compiler default output... $ECHO_C" >&6
-ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
-if { (eval echo "$as_me:1747: \"$ac_link_default\"") >&5
+ac_link_default=`echo "$ac_link" | sed 's/ -o *"conftest[^"]*"//'`
+if { (eval echo "$as_me:1952: \"$ac_link_default\"") >&5
   (eval $ac_link_default) 2>&5
   ac_status=$?
-  echo "$as_me:1750: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1955: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
   # Find the output, starting from the most likely.  This scheme is
 # not robust to junk in `.', hence go to wildcards (a.*) only as a last
 # resort.
@@ -1769,35 +1974,35 @@ for ac_file in `ls a.exe conftest.exe 2>/dev/null;
 done
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-{ { echo "$as_me:1773: error: C compiler cannot create executables" >&5
+cat "conftest.$ac_ext" >&5
+{ { echo "$as_me:1978: error: C compiler cannot create executables" >&5
 echo "$as_me: error: C compiler cannot create executables" >&2;}
    { (exit 77); exit 77; }; }
 fi
 
 ac_exeext=$ac_cv_exeext
-echo "$as_me:1779: result: $ac_file" >&5
+echo "$as_me:1984: result: $ac_file" >&5
 echo "${ECHO_T}$ac_file" >&6
 
 # Check the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-echo "$as_me:1784: checking whether the C compiler works" >&5
+echo "$as_me:1989: checking whether the C compiler works" >&5
 echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
 # FIXME: These cross compiler hacks should be removed for Autoconf 3.0
 # If not cross compiling, check that we can run a simple program.
 if test "$cross_compiling" != yes; then
   if { ac_try='./$ac_file'
-  { (eval echo "$as_me:1790: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1995: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1793: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1998: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { echo "$as_me:1800: error: cannot run C compiled programs.
+	{ { echo "$as_me:2005: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'." >&5
 echo "$as_me: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'." >&2;}
@@ -1805,25 +2010,25 @@ If you meant to cross compile, use \`--host'." >&2;}
     fi
   fi
 fi
-echo "$as_me:1808: result: yes" >&5
+echo "$as_me:2013: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-rm -f a.out a.exe conftest$ac_cv_exeext
+rm -f a.out a.exe "conftest$ac_cv_exeext"
 ac_clean_files=$ac_clean_files_save
 # Check the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-echo "$as_me:1815: checking whether we are cross compiling" >&5
+echo "$as_me:2020: checking whether we are cross compiling" >&5
 echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
-echo "$as_me:1817: result: $cross_compiling" >&5
+echo "$as_me:2022: result: $cross_compiling" >&5
 echo "${ECHO_T}$cross_compiling" >&6
 
-echo "$as_me:1820: checking for executable suffix" >&5
+echo "$as_me:2025: checking for executable suffix" >&5
 echo $ECHO_N "checking for executable suffix... $ECHO_C" >&6
-if { (eval echo "$as_me:1822: \"$ac_link\"") >&5
+if { (eval echo "$as_me:2027: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:1825: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:2030: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # work properly (i.e., refer to `conftest.exe'), while it won't with
@@ -1838,25 +2043,25 @@ for ac_file in `(ls conftest.exe; ls conftest; ls conftest.*) 2>/dev/null`; do
   esac
 done
 else
-  { { echo "$as_me:1841: error: cannot compute EXEEXT: cannot compile and link" >&5
+  { { echo "$as_me:2046: error: cannot compute EXEEXT: cannot compile and link" >&5
 echo "$as_me: error: cannot compute EXEEXT: cannot compile and link" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
-rm -f conftest$ac_cv_exeext
-echo "$as_me:1847: result: $ac_cv_exeext" >&5
+rm -f "conftest$ac_cv_exeext"
+echo "$as_me:2052: result: $ac_cv_exeext" >&5
 echo "${ECHO_T}$ac_cv_exeext" >&6
 
-rm -f conftest.$ac_ext
+rm -f "conftest.$ac_ext"
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-echo "$as_me:1853: checking for object suffix" >&5
+echo "$as_me:2058: checking for object suffix" >&5
 echo $ECHO_N "checking for object suffix... $ECHO_C" >&6
 if test "${ac_cv_objext+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 1859 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2064 "configure"
 #include "confdefs.h"
 
 int
@@ -1868,11 +2073,11 @@ main (void)
 }
 _ACEOF
 rm -f conftest.o conftest.obj
-if { (eval echo "$as_me:1871: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:2076: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1874: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:2079: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
   for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
   case $ac_file in
     *.$ac_ext | *.xcoff | *.tds | *.d | *.dbg | *.pdb | *.xSYM | *.map | *.inf ) ;;
@@ -1882,25 +2087,25 @@ if { (eval echo "$as_me:1871: \"$ac_compile\"") >&5
 done
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-{ { echo "$as_me:1886: error: cannot compute OBJEXT: cannot compile" >&5
+cat "conftest.$ac_ext" >&5
+{ { echo "$as_me:2091: error: cannot compute OBJEXT: cannot compile" >&5
 echo "$as_me: error: cannot compute OBJEXT: cannot compile" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
-rm -f conftest.$ac_cv_objext conftest.$ac_ext
+rm -f "conftest.$ac_cv_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:1893: result: $ac_cv_objext" >&5
+echo "$as_me:2098: result: $ac_cv_objext" >&5
 echo "${ECHO_T}$ac_cv_objext" >&6
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-echo "$as_me:1897: checking whether we are using the GNU C compiler" >&5
+echo "$as_me:2102: checking whether we are using the GNU C compiler" >&5
 echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
 if test "${ac_cv_c_compiler_gnu+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 1903 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2108 "configure"
 #include "confdefs.h"
 
 int
@@ -1914,41 +2119,41 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1918: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2123: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1921: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1924: \"$ac_try\"") >&5
+  echo "$as_me:2126: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2129: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1927: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2132: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_compiler_gnu=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_compiler_gnu=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-echo "$as_me:1939: result: $ac_cv_c_compiler_gnu" >&5
+echo "$as_me:2144: result: $ac_cv_c_compiler_gnu" >&5
 echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
 GCC=`test $ac_compiler_gnu = yes && echo yes`
 ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
 CFLAGS="-g"
-echo "$as_me:1945: checking whether $CC accepts -g" >&5
+echo "$as_me:2150: checking whether $CC accepts -g" >&5
 echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
 if test "${ac_cv_prog_cc_g+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 1951 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2156 "configure"
 #include "confdefs.h"
 
 int
@@ -1959,27 +2164,27 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1963: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2168: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1966: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1969: \"$ac_try\"") >&5
+  echo "$as_me:2171: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2174: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1972: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2177: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_prog_cc_g=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_prog_cc_g=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:1982: result: $ac_cv_prog_cc_g" >&5
+echo "$as_me:2187: result: $ac_cv_prog_cc_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
 if test "$ac_test_CFLAGS" = set; then
   CFLAGS=$ac_save_CFLAGS
@@ -2000,23 +2205,23 @@ fi
 # in C++ we need to declare it.  In case someone uses the same compiler
 # for both compiling C and C++ we need to have the C++ compiler decide
 # the declaration of exit, since it's the most demanding environment.
-cat >conftest.$ac_ext <<_ACEOF
+cat >"conftest.$ac_ext" <<_ACEOF
 #ifndef __cplusplus
   choke me
 #endif
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2009: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2214: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2012: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2015: \"$ac_try\"") >&5
+  echo "$as_me:2217: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2220: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2018: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2223: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   for ac_declaration in \
    ''\
    '#include <stdlib.h>' \
@@ -2026,8 +2231,8 @@ if { (eval echo "$as_me:2009: \"$ac_compile\"") >&5
    'extern "C" void exit (int);' \
    'void exit (int);'
 do
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2030 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2235 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 $ac_declaration
@@ -2039,27 +2244,27 @@ exit (42);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2043: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2248: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2046: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2049: \"$ac_try\"") >&5
+  echo "$as_me:2251: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2254: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2052: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2257: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 continue
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2062 "configure"
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2267 "configure"
 #include "confdefs.h"
 $ac_declaration
 int
@@ -2070,65 +2275,65 @@ exit (42);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2074: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2279: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2077: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2080: \"$ac_try\"") >&5
+  echo "$as_me:2282: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2285: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2083: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2288: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 rm -rf conftest*
 if test -n "$ac_declaration"; then
   echo '#ifdef __cplusplus' >>confdefs.h
-  echo $ac_declaration      >>confdefs.h
+  echo "$ac_declaration"    >>confdefs.h
   echo '#endif'             >>confdefs.h
 fi
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 GCC_VERSION=none
 if test "$GCC" = yes ; then
-	echo "$as_me:2113: checking version of $CC" >&5
+	echo "$as_me:2318: checking version of $CC" >&5
 echo $ECHO_N "checking version of $CC... $ECHO_C" >&6
-	GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[^)]*) //' -e 's/^.*(Debian[^)]*) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`"
+	GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^[^(]*([^)][^)]*) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`"
 	test -z "$GCC_VERSION" && GCC_VERSION=unknown
-	echo "$as_me:2117: result: $GCC_VERSION" >&5
+	echo "$as_me:2322: result: $GCC_VERSION" >&5
 echo "${ECHO_T}$GCC_VERSION" >&6
 fi
 
 INTEL_COMPILER=no
 
 if test "$GCC" = yes ; then
-	case $host_os in
+	case "$host_os" in
 	(linux*|gnu*)
-		echo "$as_me:2126: checking if this is really Intel C compiler" >&5
+		echo "$as_me:2331: checking if this is really Intel C compiler" >&5
 echo $ECHO_N "checking if this is really Intel C compiler... $ECHO_C" >&6
 		cf_save_CFLAGS="$CFLAGS"
 		CFLAGS="$CFLAGS -no-gcc"
-		cat >conftest.$ac_ext <<_ACEOF
-#line 2131 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 2336 "configure"
 #include "confdefs.h"
 
 int
@@ -2137,35 +2342,35 @@ main (void)
 
 #ifdef __INTEL_COMPILER
 #else
-make an error
+#error __INTEL_COMPILER is not defined
 #endif
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2148: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2353: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2151: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2154: \"$ac_try\"") >&5
+  echo "$as_me:2356: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2359: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2157: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2362: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   INTEL_COMPILER=yes
 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		CFLAGS="$cf_save_CFLAGS"
-		echo "$as_me:2168: result: $INTEL_COMPILER" >&5
+		echo "$as_me:2373: result: $INTEL_COMPILER" >&5
 echo "${ECHO_T}$INTEL_COMPILER" >&6
 		;;
 	esac
@@ -2174,12 +2379,11 @@ fi
 CLANG_COMPILER=no
 
 if test "$GCC" = yes ; then
-	echo "$as_me:2177: checking if this is really Clang C compiler" >&5
+	echo "$as_me:2382: checking if this is really Clang C compiler" >&5
 echo $ECHO_N "checking if this is really Clang C compiler... $ECHO_C" >&6
 	cf_save_CFLAGS="$CFLAGS"
-	CFLAGS="$CFLAGS -Qunused-arguments"
-	cat >conftest.$ac_ext <<_ACEOF
-#line 2182 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 2386 "configure"
 #include "confdefs.h"
 
 int
@@ -2188,54 +2392,123 @@ main (void)
 
 #ifdef __clang__
 #else
-make an error
+#error __clang__ is not defined
 #endif
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2199: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2403: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2202: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2205: \"$ac_try\"") >&5
+  echo "$as_me:2406: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2409: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2208: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2412: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   CLANG_COMPILER=yes
-cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	CFLAGS="$cf_save_CFLAGS"
-	echo "$as_me:2219: result: $CLANG_COMPILER" >&5
+	echo "$as_me:2422: result: $CLANG_COMPILER" >&5
 echo "${ECHO_T}$CLANG_COMPILER" >&6
 fi
 
+CLANG_VERSION=none
+
 if test "x$CLANG_COMPILER" = "xyes" ; then
+	case "$CC" in
+	(c[1-9][0-9]|*/c[1-9][0-9])
+		{ echo "$as_me:2431: WARNING: replacing broken compiler alias $CC" >&5
+echo "$as_me: WARNING: replacing broken compiler alias $CC" >&2;}
+		CFLAGS="$CFLAGS -std=`echo "$CC" | sed -e 's%.*/%%'`"
+		CC=clang
+		;;
+	esac
+
+	echo "$as_me:2438: checking version of $CC" >&5
+echo $ECHO_N "checking version of $CC... $ECHO_C" >&6
+	CLANG_VERSION="`$CC --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(CLANG[^)]*) //' -e 's/^.*(Debian[^)]*) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`"
+	test -z "$CLANG_VERSION" && CLANG_VERSION=unknown
+	echo "$as_me:2442: result: $CLANG_VERSION" >&5
+echo "${ECHO_T}$CLANG_VERSION" >&6
+
+	for cf_clang_opt in \
+		-Qunused-arguments \
+		-Wno-error=implicit-function-declaration
+	do
+		echo "$as_me:2449: checking if option $cf_clang_opt works" >&5
+echo $ECHO_N "checking if option $cf_clang_opt works... $ECHO_C" >&6
+		cf_save_CFLAGS="$CFLAGS"
+		CFLAGS="$CFLAGS $cf_clang_opt"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 2454 "configure"
+#include "confdefs.h"
+
+			#include <stdio.h>
+int
+main (void)
+{
+
+			printf("hello!\\n");
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:2468: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:2471: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:2474: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:2477: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+
+			cf_clang_optok=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+
+			cf_clang_optok=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:2488: result: $cf_clang_optok" >&5
+echo "${ECHO_T}$cf_clang_optok" >&6
+		CFLAGS="$cf_save_CFLAGS"
+		if test "$cf_clang_optok" = yes; then
+			test -n "$verbose" && echo "	adding option $cf_clang_opt" 1>&6
+
+echo "${as_me:-configure}:2494: testing adding option $cf_clang_opt ..." 1>&5
 
 	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
-	CFLAGS="${CFLAGS}-Wno-error=implicit-function-declaration"
+	CFLAGS="${CFLAGS}$cf_clang_opt"
 
+		fi
+	done
 fi
 
-echo "$as_me:2230: checking for $CC option to accept ANSI C" >&5
+echo "$as_me:2503: checking for $CC option to accept ANSI C" >&5
 echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6
 if test "${ac_cv_prog_cc_stdc+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_cv_prog_cc_stdc=no
 ac_save_CC=$CC
-cat >conftest.$ac_ext <<_ACEOF
-#line 2238 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 2511 "configure"
 #include "confdefs.h"
 #include <stdarg.h>
 #include <stdio.h>
@@ -2244,9 +2517,7 @@ cat >conftest.$ac_ext <<_ACEOF
 /* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
 struct buf { int x; };
 FILE * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
-     char **p;
-     int i;
+static char *e (char **p, int i)
 {
   return p[i];
 }
@@ -2283,51 +2554,51 @@ _ACEOF
 for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2287: \"$ac_compile\"") >&5
+  rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2558: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2290: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2293: \"$ac_try\"") >&5
+  echo "$as_me:2561: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2564: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2296: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2567: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_prog_cc_stdc=$ac_arg
 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext
+rm -f "conftest.$ac_objext"
 done
-rm -f conftest.$ac_ext conftest.$ac_objext
+rm -f "conftest.$ac_ext" "conftest.$ac_objext"
 CC=$ac_save_CC
 
 fi
 
 case "x$ac_cv_prog_cc_stdc" in
   x|xno)
-    echo "$as_me:2313: result: none needed" >&5
+    echo "$as_me:2584: result: none needed" >&5
 echo "${ECHO_T}none needed" >&6 ;;
   *)
-    echo "$as_me:2316: result: $ac_cv_prog_cc_stdc" >&5
+    echo "$as_me:2587: result: $ac_cv_prog_cc_stdc" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6
     CC="$CC $ac_cv_prog_cc_stdc" ;;
 esac
 
 # This should have been defined by AC_PROG_CC
-: ${CC:=cc}
+: "${CC:=cc}"
 
-echo "$as_me:2324: checking \$CFLAGS variable" >&5
+echo "$as_me:2595: checking \$CFLAGS variable" >&5
 echo $ECHO_N "checking \$CFLAGS variable... $ECHO_C" >&6
 case "x$CFLAGS" in
 (*-[IUD]*)
-	echo "$as_me:2328: result: broken" >&5
+	echo "$as_me:2599: result: broken" >&5
 echo "${ECHO_T}broken" >&6
-	{ echo "$as_me:2330: WARNING: your environment uses the CFLAGS variable to hold CPPFLAGS options" >&5
+	{ echo "$as_me:2601: WARNING: your environment uses the CFLAGS variable to hold CPPFLAGS options" >&5
 echo "$as_me: WARNING: your environment uses the CFLAGS variable to hold CPPFLAGS options" >&2;}
 	cf_flags="$CFLAGS"
 	CFLAGS=
@@ -2341,19 +2612,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_arg
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -2372,7 +2643,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -2402,7 +2673,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -2435,22 +2706,22 @@ fi
 	done
 	;;
 (*)
-	echo "$as_me:2438: result: ok" >&5
+	echo "$as_me:2709: result: ok" >&5
 echo "${ECHO_T}ok" >&6
 	;;
 esac
 
-echo "$as_me:2443: checking \$CC variable" >&5
+echo "$as_me:2714: checking \$CC variable" >&5
 echo $ECHO_N "checking \$CC variable... $ECHO_C" >&6
 case "$CC" in
 (*[\ \	]-*)
-	echo "$as_me:2447: result: broken" >&5
+	echo "$as_me:2718: result: broken" >&5
 echo "${ECHO_T}broken" >&6
-	{ echo "$as_me:2449: WARNING: your environment uses the CC variable to hold CFLAGS/CPPFLAGS options" >&5
+	{ echo "$as_me:2720: WARNING: your environment uses the CC variable to hold CFLAGS/CPPFLAGS options" >&5
 echo "$as_me: WARNING: your environment uses the CC variable to hold CFLAGS/CPPFLAGS options" >&2;}
 	# humor him...
 	cf_prog=`echo "$CC" | sed -e 's/	/ /g' -e 's/[ ]* / /g' -e 's/[ ]*[ ]-[^ ].*//'`
-	cf_flags=`echo "$CC" | ${AWK:-awk} -v prog="$cf_prog" '{ printf("%s", substr($0,1+length(prog))); }'`
+	cf_flags=`echo "$CC" | sed -e "s%^$cf_prog%%"`
 	CC="$cf_prog"
 	for cf_arg in $cf_flags
 	do
@@ -2464,19 +2735,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_arg
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -2495,7 +2766,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -2525,7 +2796,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -2563,30 +2834,30 @@ fi
 	done
 	test -n "$verbose" && echo "	resulting CC: '$CC'" 1>&6
 
-echo "${as_me:-configure}:2566: testing resulting CC: '$CC' ..." 1>&5
+echo "${as_me:-configure}:2837: testing resulting CC: '$CC' ..." 1>&5
 
 	test -n "$verbose" && echo "	resulting CFLAGS: '$CFLAGS'" 1>&6
 
-echo "${as_me:-configure}:2570: testing resulting CFLAGS: '$CFLAGS' ..." 1>&5
+echo "${as_me:-configure}:2841: testing resulting CFLAGS: '$CFLAGS' ..." 1>&5
 
 	test -n "$verbose" && echo "	resulting CPPFLAGS: '$CPPFLAGS'" 1>&6
 
-echo "${as_me:-configure}:2574: testing resulting CPPFLAGS: '$CPPFLAGS' ..." 1>&5
+echo "${as_me:-configure}:2845: testing resulting CPPFLAGS: '$CPPFLAGS' ..." 1>&5
 
 	;;
 (*)
-	echo "$as_me:2578: result: ok" >&5
+	echo "$as_me:2849: result: ok" >&5
 echo "${ECHO_T}ok" >&6
 	;;
 esac
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
-echo "$as_me:2589: checking how to run the C preprocessor" >&5
+ac_main_return="return"
+echo "$as_me:2860: checking how to run the C preprocessor" >&5
 echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
@@ -2606,20 +2877,20 @@ do
   # with a fresh cross-compiler works.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2610 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2881 "configure"
 #include "confdefs.h"
 #include <assert.h>
                      Syntax error
 _ACEOF
-if { (eval echo "$as_me:2615: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2886: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2621: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2892: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2632,27 +2903,27 @@ if test -z "$ac_cpp_err"; then
   :
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2644 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2915 "configure"
 #include "confdefs.h"
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:2648: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2919: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2654: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2925: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2666,16 +2937,16 @@ if test -z "$ac_cpp_err"; then
 continue
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   # Passes both tests.
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 if $ac_preproc_ok; then
   break
 fi
@@ -2688,7 +2959,7 @@ fi
 else
   ac_cv_prog_CPP=$CPP
 fi
-echo "$as_me:2691: result: $CPP" >&5
+echo "$as_me:2962: result: $CPP" >&5
 echo "${ECHO_T}$CPP" >&6
 ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
@@ -2697,20 +2968,20 @@ do
   # with a fresh cross-compiler works.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2701 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2972 "configure"
 #include "confdefs.h"
 #include <assert.h>
                      Syntax error
 _ACEOF
-if { (eval echo "$as_me:2706: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2977: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2712: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2983: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2723,27 +2994,27 @@ if test -z "$ac_cpp_err"; then
   :
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2735 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 3006 "configure"
 #include "confdefs.h"
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:2739: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:3010: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:2745: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:3016: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2757,46 +3028,46 @@ if test -z "$ac_cpp_err"; then
 continue
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   # Passes both tests.
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 if $ac_preproc_ok; then
   :
 else
-  { { echo "$as_me:2773: error: C preprocessor \"$CPP\" fails sanity check" >&5
+  { { echo "$as_me:3044: error: C preprocessor \"$CPP\" fails sanity check" >&5
 echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 if test $ac_cv_c_compiler_gnu = yes; then
-    echo "$as_me:2786: checking whether $CC needs -traditional" >&5
+    echo "$as_me:3057: checking whether $CC needs -traditional" >&5
 echo $ECHO_N "checking whether $CC needs -traditional... $ECHO_C" >&6
 if test "${ac_cv_prog_gcc_traditional+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
     ac_pattern="Autoconf.*'x'"
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2793 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 3064 "configure"
 #include "confdefs.h"
 #include <sgtty.h>
 int Autoconf = TIOCGETP;
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "$ac_pattern" >/dev/null 2>&1; then
+  $EGREP "$ac_pattern" >/dev/null 2>&1; then
   ac_cv_prog_gcc_traditional=yes
 else
   ac_cv_prog_gcc_traditional=no
@@ -2804,28 +3075,28 @@ fi
 rm -rf conftest*
 
   if test $ac_cv_prog_gcc_traditional = no; then
-    cat >conftest.$ac_ext <<_ACEOF
-#line 2808 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 3079 "configure"
 #include "confdefs.h"
 #include <termio.h>
 int Autoconf = TCGETA;
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "$ac_pattern" >/dev/null 2>&1; then
+  $EGREP "$ac_pattern" >/dev/null 2>&1; then
   ac_cv_prog_gcc_traditional=yes
 fi
 rm -rf conftest*
 
   fi
 fi
-echo "$as_me:2821: result: $ac_cv_prog_gcc_traditional" >&5
+echo "$as_me:3092: result: $ac_cv_prog_gcc_traditional" >&5
 echo "${ECHO_T}$ac_cv_prog_gcc_traditional" >&6
   if test $ac_cv_prog_gcc_traditional = yes; then
     CC="$CC -traditional"
   fi
 fi
 
-echo "$as_me:2828: checking whether $CC understands -c and -o together" >&5
+echo "$as_me:3099: checking whether $CC understands -c and -o together" >&5
 echo $ECHO_N "checking whether $CC understands -c and -o together... $ECHO_C" >&6
 if test "${cf_cv_prog_CC_c_o+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2840,29 +3111,29 @@ CF_EOF
 # We do the test twice because some compilers refuse to overwrite an
 # existing .o file with -o, though they will create one.
 ac_try='$CC $CFLAGS $CPPFLAGS -c conftest.$ac_ext -o conftest2.$ac_objext >&5'
-if { (eval echo "$as_me:2843: \"$ac_try\"") >&5
+if { (eval echo "$as_me:3114: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2846: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-  test -f conftest2.$ac_objext && { (eval echo "$as_me:2848: \"$ac_try\"") >&5
+  echo "$as_me:3117: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+  test -f conftest2.$ac_objext && { (eval echo "$as_me:3119: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2851: \$? = $ac_status" >&5
-  (exit $ac_status); };
+  echo "$as_me:3122: \$? = $ac_status" >&5
+  (exit "$ac_status"); };
 then
   eval cf_cv_prog_CC_c_o=yes
 else
   eval cf_cv_prog_CC_c_o=no
 fi
-rm -rf conftest*
+rm -rf ./conftest*
 
 fi
-if test $cf_cv_prog_CC_c_o = yes; then
-  echo "$as_me:2862: result: yes" >&5
+if test "$cf_cv_prog_CC_c_o" = yes; then
+  echo "$as_me:3133: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
-  echo "$as_me:2865: result: no" >&5
+  echo "$as_me:3136: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2876,7 +3147,7 @@ else
 	(*) LDPATH=$PATH:/sbin:/usr/sbin
 		# Extract the first word of "ldconfig", so it can be a program name with args.
 set dummy ldconfig; ac_word=$2
-echo "$as_me:2879: checking for $ac_word" >&5
+echo "$as_me:3150: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_LDCONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2893,7 +3164,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_LDCONFIG="$ac_dir/$ac_word"
-   echo "$as_me:2896: found $ac_dir/$ac_word" >&5
+   echo "$as_me:3167: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -2904,10 +3175,10 @@ fi
 LDCONFIG=$ac_cv_path_LDCONFIG
 
 if test -n "$LDCONFIG"; then
-  echo "$as_me:2907: result: $LDCONFIG" >&5
+  echo "$as_me:3178: result: $LDCONFIG" >&5
 echo "${ECHO_T}$LDCONFIG" >&6
 else
-  echo "$as_me:2910: result: no" >&5
+  echo "$as_me:3181: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2915,7 +3186,7 @@ fi
 	esac
 fi
 
-echo "$as_me:2918: checking if you want to ensure bool is consistent with C++" >&5
+echo "$as_me:3189: checking if you want to ensure bool is consistent with C++" >&5
 echo $ECHO_N "checking if you want to ensure bool is consistent with C++... $ECHO_C" >&6
 
 # Check whether --with-cxx or --without-cxx was given.
@@ -2925,7 +3196,7 @@ if test "${with_cxx+set}" = set; then
 else
   cf_with_cxx=yes
 fi;
-echo "$as_me:2928: result: $cf_with_cxx" >&5
+echo "$as_me:3199: result: $cf_with_cxx" >&5
 echo "${ECHO_T}$cf_with_cxx" >&6
 if test "X$cf_with_cxx" = Xno ; then
 	CXX=""
@@ -2934,16 +3205,16 @@ else
 	# with autoconf 2.13, we can change the error to a warning:
 		ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 if test -n "$ac_tool_prefix"; then
   for ac_prog in $CCC g++ c++ gpp aCC CC cxx cc++ cl FCC KCC RCC xlC_r xlC
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:2946: checking for $ac_word" >&5
+echo "$as_me:3217: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CXX+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2958,7 +3229,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
-echo "$as_me:2961: found $ac_dir/$ac_word" >&5
+echo "$as_me:3232: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -2966,10 +3237,10 @@ fi
 fi
 CXX=$ac_cv_prog_CXX
 if test -n "$CXX"; then
-  echo "$as_me:2969: result: $CXX" >&5
+  echo "$as_me:3240: result: $CXX" >&5
 echo "${ECHO_T}$CXX" >&6
 else
-  echo "$as_me:2972: result: no" >&5
+  echo "$as_me:3243: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2982,7 +3253,7 @@ if test -z "$CXX"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:2985: checking for $ac_word" >&5
+echo "$as_me:3256: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_CXX+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -2997,7 +3268,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_CXX="$ac_prog"
-echo "$as_me:3000: found $ac_dir/$ac_word" >&5
+echo "$as_me:3271: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3005,10 +3276,10 @@ fi
 fi
 ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
 if test -n "$ac_ct_CXX"; then
-  echo "$as_me:3008: result: $ac_ct_CXX" >&5
+  echo "$as_me:3279: result: $ac_ct_CXX" >&5
 echo "${ECHO_T}$ac_ct_CXX" >&6
 else
-  echo "$as_me:3011: result: no" >&5
+  echo "$as_me:3282: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3020,32 +3291,32 @@ test -n "$ac_ct_CXX" || ac_ct_CXX="g++"
 fi
 
 # Provide some information about the compiler.
-echo "$as_me:3023:" \
+echo "$as_me:3294:" \
      "checking for C++ compiler version" >&5
 ac_compiler=`set X $ac_compile; echo $2`
-{ (eval echo "$as_me:3026: \"$ac_compiler --version </dev/null >&5\"") >&5
+{ (eval echo "$as_me:3297: \"$ac_compiler --version </dev/null >&5\"") >&5
   (eval $ac_compiler --version </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:3029: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:3031: \"$ac_compiler -v </dev/null >&5\"") >&5
+  echo "$as_me:3300: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
+{ (eval echo "$as_me:3302: \"$ac_compiler -v </dev/null >&5\"") >&5
   (eval $ac_compiler -v </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:3034: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:3036: \"$ac_compiler -V </dev/null >&5\"") >&5
+  echo "$as_me:3305: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
+{ (eval echo "$as_me:3307: \"$ac_compiler -V </dev/null >&5\"") >&5
   (eval $ac_compiler -V </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:3039: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:3310: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 
-echo "$as_me:3042: checking whether we are using the GNU C++ compiler" >&5
+echo "$as_me:3313: checking whether we are using the GNU C++ compiler" >&5
 echo $ECHO_N "checking whether we are using the GNU C++ compiler... $ECHO_C" >&6
 if test "${ac_cv_cxx_compiler_gnu+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3048 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 3319 "configure"
 #include "confdefs.h"
 
 int
@@ -3059,41 +3330,41 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3063: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:3334: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3066: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3069: \"$ac_try\"") >&5
+  echo "$as_me:3337: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:3340: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3072: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3343: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_compiler_gnu=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_compiler_gnu=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 ac_cv_cxx_compiler_gnu=$ac_compiler_gnu
 
 fi
-echo "$as_me:3084: result: $ac_cv_cxx_compiler_gnu" >&5
+echo "$as_me:3355: result: $ac_cv_cxx_compiler_gnu" >&5
 echo "${ECHO_T}$ac_cv_cxx_compiler_gnu" >&6
 GXX=`test $ac_compiler_gnu = yes && echo yes`
 ac_test_CXXFLAGS=${CXXFLAGS+set}
 ac_save_CXXFLAGS=$CXXFLAGS
 CXXFLAGS="-g"
-echo "$as_me:3090: checking whether $CXX accepts -g" >&5
+echo "$as_me:3361: checking whether $CXX accepts -g" >&5
 echo $ECHO_N "checking whether $CXX accepts -g... $ECHO_C" >&6
 if test "${ac_cv_prog_cxx_g+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3096 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 3367 "configure"
 #include "confdefs.h"
 
 int
@@ -3104,27 +3375,27 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3108: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:3379: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3111: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3114: \"$ac_try\"") >&5
+  echo "$as_me:3382: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:3385: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3117: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3388: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_prog_cxx_g=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_prog_cxx_g=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:3127: result: $ac_cv_prog_cxx_g" >&5
+echo "$as_me:3398: result: $ac_cv_prog_cxx_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cxx_g" >&6
 if test "$ac_test_CXXFLAGS" = set; then
   CXXFLAGS=$ac_save_CXXFLAGS
@@ -3150,8 +3421,8 @@ for ac_declaration in \
    'extern "C" void exit (int);' \
    'void exit (int);'
 do
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3154 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 3425 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 $ac_declaration
@@ -3163,27 +3434,27 @@ exit (42);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3167: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:3438: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3170: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3173: \"$ac_try\"") >&5
+  echo "$as_me:3441: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:3444: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3176: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3447: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 continue
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-  cat >conftest.$ac_ext <<_ACEOF
-#line 3186 "configure"
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 3457 "configure"
 #include "confdefs.h"
 $ac_declaration
 int
@@ -3194,59 +3465,59 @@ exit (42);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3198: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:3469: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3201: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3204: \"$ac_try\"") >&5
+  echo "$as_me:3472: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:3475: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3207: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3478: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 rm -rf conftest*
 if test -n "$ac_declaration"; then
   echo '#ifdef __cplusplus' >>confdefs.h
-  echo $ac_declaration      >>confdefs.h
+  echo "$ac_declaration"    >>confdefs.h
   echo '#endif'             >>confdefs.h
 fi
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 	ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 	if test "x$cf_with_cxx" != xno
 	then
 		# Several of the C++ configurations do not work, particularly when
 		# cross-compiling (20140913 -TD)
-		echo "$as_me:3241: checking if $CXX works" >&5
+		echo "$as_me:3512: checking if $CXX works" >&5
 echo $ECHO_N "checking if $CXX works... $ECHO_C" >&6
 
 		save_CPPFLAGS="$CPPFLAGS"
 		eval cf_includedir=${includedir}
 		CPPFLAGS="$CPPFLAGS -I${cf_includedir}"
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 3249 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 3520 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -3262,48 +3533,48 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3266: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:3537: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3269: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3272: \"$ac_try\"") >&5
+  echo "$as_me:3540: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:3543: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3275: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3546: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cxx_works=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cxx_works=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		CPPFLAGS="$save_CPPFLAGS"
 
-		echo "$as_me:3286: result: $cf_cxx_works" >&5
+		echo "$as_me:3557: result: $cf_cxx_works" >&5
 echo "${ECHO_T}$cf_cxx_works" >&6
 		if test "x$cf_cxx_works" = xno
 		then
-			{ echo "$as_me:3290: WARNING: Ignore $CXX, since it cannot compile hello-world." >&5
+			{ echo "$as_me:3561: WARNING: Ignore $CXX, since it cannot compile hello-world." >&5
 echo "$as_me: WARNING: Ignore $CXX, since it cannot compile hello-world." >&2;}
 			cf_with_cxx=no; CXX=""; GXX="";
 		fi
 	fi
 	ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 	# autoconf 2.5x removed the error (hardcoding it to g++, or just blank)
 	if test "$CXX" = "g++" ; then
 		# Extract the first word of "g++", so it can be a program name with args.
 set dummy g++; ac_word=$2
-echo "$as_me:3306: checking for $ac_word" >&5
+echo "$as_me:3577: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_CXX+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3320,7 +3591,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_CXX="$ac_dir/$ac_word"
-   echo "$as_me:3323: found $ac_dir/$ac_word" >&5
+   echo "$as_me:3594: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -3331,17 +3602,17 @@ fi
 CXX=$ac_cv_path_CXX
 
 if test -n "$CXX"; then
-  echo "$as_me:3334: result: $CXX" >&5
+  echo "$as_me:3605: result: $CXX" >&5
 echo "${ECHO_T}$CXX" >&6
 else
-  echo "$as_me:3337: result: no" >&5
+  echo "$as_me:3608: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
 	fi
 	case "x$CXX" in
 	(x|xg++)
-		{ echo "$as_me:3344: WARNING: You don't have any C++ compiler, too bad" >&5
+		{ echo "$as_me:3615: WARNING: You don't have any C++ compiler, too bad" >&5
 echo "$as_me: WARNING: You don't have any C++ compiler, too bad" >&2;}
 		cf_with_cxx=no; CXX=""; GXX="";
 		;;
@@ -3350,28 +3621,28 @@ fi
 
 GXX_VERSION=none
 if test "$GXX" = yes; then
-	echo "$as_me:3353: checking version of ${CXX:-g++}" >&5
+	echo "$as_me:3624: checking version of ${CXX:-g++}" >&5
 echo $ECHO_N "checking version of ${CXX:-g++}... $ECHO_C" >&6
-	GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`"
+	GXX_VERSION="`${CXX:-g++} --version 2>/dev/null | sed -e '2,$d' -e 's/^[^(]*([^)][^)]*) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`"
 	if test -z "$GXX_VERSION"
 	then
 		GXX_VERSION=unknown
 		GXX=no
 	fi
-	echo "$as_me:3361: result: $GXX_VERSION" >&5
+	echo "$as_me:3632: result: $GXX_VERSION" >&5
 echo "${ECHO_T}$GXX_VERSION" >&6
 fi
 
-case $GXX_VERSION in
+case "$GXX_VERSION" in
 ([1-9][0-9].*)
 	;;
 (1.*|2.[0-6]*)
-	{ echo "$as_me:3369: WARNING: templates do not work" >&5
+	{ echo "$as_me:3640: WARNING: templates do not work" >&5
 echo "$as_me: WARNING: templates do not work" >&2;}
 	;;
 esac
 
-echo "$as_me:3374: checking if you want to build C++ binding and demo" >&5
+echo "$as_me:3645: checking if you want to build C++ binding and demo" >&5
 echo $ECHO_N "checking if you want to build C++ binding and demo... $ECHO_C" >&6
 
 # Check whether --with-cxx-binding or --without-cxx-binding was given.
@@ -3381,15 +3652,15 @@ if test "${with_cxx_binding+set}" = set; then
 else
   cf_with_cxx_binding=$cf_with_cxx
 fi;
-echo "$as_me:3384: result: $cf_with_cxx_binding" >&5
+echo "$as_me:3655: result: $cf_with_cxx_binding" >&5
 echo "${ECHO_T}$cf_with_cxx_binding" >&6
 
-echo "$as_me:3387: checking if you want to build with Ada" >&5
+echo "$as_me:3658: checking if you want to build with Ada" >&5
 echo $ECHO_N "checking if you want to build with Ada... $ECHO_C" >&6
-echo "$as_me:3389: result: $cf_with_ada" >&5
+echo "$as_me:3660: result: $cf_with_ada" >&5
 echo "${ECHO_T}$cf_with_ada" >&6
 
-echo "$as_me:3392: checking if you want to install terminal database" >&5
+echo "$as_me:3663: checking if you want to install terminal database" >&5
 echo $ECHO_N "checking if you want to install terminal database... $ECHO_C" >&6
 
 # Check whether --enable-db-install or --disable-db-install was given.
@@ -3399,10 +3670,10 @@ if test "${enable_db_install+set}" = set; then
 else
   cf_with_db_install=yes
 fi;
-echo "$as_me:3402: result: $cf_with_db_install" >&5
+echo "$as_me:3673: result: $cf_with_db_install" >&5
 echo "${ECHO_T}$cf_with_db_install" >&6
 
-echo "$as_me:3405: checking if you want to install manpages" >&5
+echo "$as_me:3676: checking if you want to install manpages" >&5
 echo $ECHO_N "checking if you want to install manpages... $ECHO_C" >&6
 
 # Check whether --with-manpages or --without-manpages was given.
@@ -3412,10 +3683,10 @@ if test "${with_manpages+set}" = set; then
 else
   cf_with_manpages=yes
 fi;
-echo "$as_me:3415: result: $cf_with_manpages" >&5
+echo "$as_me:3686: result: $cf_with_manpages" >&5
 echo "${ECHO_T}$cf_with_manpages" >&6
 
-echo "$as_me:3418: checking if you want to build programs such as tic" >&5
+echo "$as_me:3689: checking if you want to build programs such as tic" >&5
 echo $ECHO_N "checking if you want to build programs such as tic... $ECHO_C" >&6
 
 # Check whether --with-progs or --without-progs was given.
@@ -3425,18 +3696,18 @@ if test "${with_progs+set}" = set; then
 else
   cf_with_progs=yes
 fi;
-echo "$as_me:3428: result: $cf_with_progs" >&5
+echo "$as_me:3699: result: $cf_with_progs" >&5
 echo "${ECHO_T}$cf_with_progs" >&6
 
-if test -f $srcdir/tack/tack.h; then
+if test -f "$srcdir/tack/tack.h" ; then
 	if test "x$cross_compiling" = xyes ; then
 		test -n "$verbose" && echo "	ignoring tack because we are cross-compiling" 1>&6
 
-echo "${as_me:-configure}:3435: testing ignoring tack because we are cross-compiling ..." 1>&5
+echo "${as_me:-configure}:3706: testing ignoring tack because we are cross-compiling ..." 1>&5
 
 		cf_with_tack=no
 	else
-		echo "$as_me:3439: checking if you want to build the tack program" >&5
+		echo "$as_me:3710: checking if you want to build the tack program" >&5
 echo $ECHO_N "checking if you want to build the tack program... $ECHO_C" >&6
 
 # Check whether --with-tack or --without-tack was given.
@@ -3446,14 +3717,14 @@ if test "${with_tack+set}" = set; then
 else
   cf_with_tack=$cf_with_progs
 fi;
-		echo "$as_me:3449: result: $cf_with_tack" >&5
+		echo "$as_me:3720: result: $cf_with_tack" >&5
 echo "${ECHO_T}$cf_with_tack" >&6
 	fi
 else
 	cf_with_tack=no
 fi
 
-echo "$as_me:3456: checking if you want to build test-programs" >&5
+echo "$as_me:3727: checking if you want to build test-programs" >&5
 echo $ECHO_N "checking if you want to build test-programs... $ECHO_C" >&6
 
 # Check whether --with-tests or --without-tests was given.
@@ -3463,10 +3734,10 @@ if test "${with_tests+set}" = set; then
 else
   cf_with_tests=yes
 fi;
-echo "$as_me:3466: result: $cf_with_tests" >&5
+echo "$as_me:3737: result: $cf_with_tests" >&5
 echo "${ECHO_T}$cf_with_tests" >&6
 
-echo "$as_me:3469: checking if you wish to install curses.h" >&5
+echo "$as_me:3740: checking if you wish to install curses.h" >&5
 echo $ECHO_N "checking if you wish to install curses.h... $ECHO_C" >&6
 
 # Check whether --with-curses-h or --without-curses-h was given.
@@ -3476,7 +3747,7 @@ if test "${with_curses_h+set}" = set; then
 else
   with_curses_h=yes
 fi;
-echo "$as_me:3479: result: $with_curses_h" >&5
+echo "$as_me:3750: result: $with_curses_h" >&5
 echo "${ECHO_T}$with_curses_h" >&6
 
 modules_to_build="ncurses"
@@ -3501,7 +3772,7 @@ for ac_prog in mawk gawk nawk awk
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:3504: checking for $ac_word" >&5
+echo "$as_me:3775: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_AWK+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3516,7 +3787,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_AWK="$ac_prog"
-echo "$as_me:3519: found $ac_dir/$ac_word" >&5
+echo "$as_me:3790: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3524,38 +3795,20 @@ fi
 fi
 AWK=$ac_cv_prog_AWK
 if test -n "$AWK"; then
-  echo "$as_me:3527: result: $AWK" >&5
+  echo "$as_me:3798: result: $AWK" >&5
 echo "${ECHO_T}$AWK" >&6
 else
-  echo "$as_me:3530: result: no" >&5
+  echo "$as_me:3801: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
   test -n "$AWK" && break
 done
 
-test -z "$AWK" && { { echo "$as_me:3537: error: No awk program found" >&5
+test -z "$AWK" && { { echo "$as_me:3808: error: No awk program found" >&5
 echo "$as_me: error: No awk program found" >&2;}
    { (exit 1); exit 1; }; }
 
-echo "$as_me:3541: checking for egrep" >&5
-echo $ECHO_N "checking for egrep... $ECHO_C" >&6
-if test "${ac_cv_prog_egrep+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  if echo a | (grep -E '(a|b)') >/dev/null 2>&1
-		then ac_cv_prog_egrep='grep -E'
-		else ac_cv_prog_egrep='egrep'
-	fi
-fi
-echo "$as_me:3551: result: $ac_cv_prog_egrep" >&5
-echo "${ECHO_T}$ac_cv_prog_egrep" >&6
-	EGREP=$ac_cv_prog_egrep
-
-	test -z "$EGREP" && { { echo "$as_me:3555: error: No egrep program found" >&5
-echo "$as_me: error: No egrep program found" >&2;}
-   { (exit 1); exit 1; }; }
-
 # Find a good install program.  We prefer a C program (faster),
 # so one script is as good as another.  But avoid the broken or
 # incompatible versions:
@@ -3568,7 +3821,7 @@ echo "$as_me: error: No egrep program found" >&2;}
 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
-echo "$as_me:3571: checking for a BSD compatible install" >&5
+echo "$as_me:3824: checking for a BSD compatible install" >&5
 echo $ECHO_N "checking for a BSD compatible install... $ECHO_C" >&6
 if test -z "$INSTALL"; then
 if test "${ac_cv_path_install+set}" = set; then
@@ -3617,7 +3870,7 @@ fi
     INSTALL=$ac_install_sh
   fi
 fi
-echo "$as_me:3620: result: $INSTALL" >&5
+echo "$as_me:3873: result: $INSTALL" >&5
 echo "${ECHO_T}$INSTALL" >&6
 
 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
@@ -3632,9 +3885,9 @@ case $INSTALL in
 (/*)
 	;;
 (*)
-	cf_dir=`echo $INSTALL | sed -e 's%/[^/]*$%%'`
+	cf_dir=`echo "$INSTALL" | sed -e 's%/[^/]*$%%'`
 	test -z "$cf_dir" && cf_dir=.
-	INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL | sed -e 's%^.*/%%'`
+	INSTALL="`cd \"$cf_dir\" && pwd`"/"`echo "$INSTALL" | sed -e 's%^.*/%%'`"
 	;;
 esac
 
@@ -3642,7 +3895,7 @@ for ac_prog in lint cppcheck splint
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:3645: checking for $ac_word" >&5
+echo "$as_me:3898: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_LINT+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3657,7 +3910,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_LINT="$ac_prog"
-echo "$as_me:3660: found $ac_dir/$ac_word" >&5
+echo "$as_me:3913: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -3665,10 +3918,10 @@ fi
 fi
 LINT=$ac_cv_prog_LINT
 if test -n "$LINT"; then
-  echo "$as_me:3668: result: $LINT" >&5
+  echo "$as_me:3921: result: $LINT" >&5
 echo "${ECHO_T}$LINT" >&6
 else
-  echo "$as_me:3671: result: no" >&5
+  echo "$as_me:3924: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3681,18 +3934,18 @@ case "x$LINT" in
 	;;
 esac
 
-echo "$as_me:3684: checking whether ln -s works" >&5
+echo "$as_me:3937: checking whether ln -s works" >&5
 echo $ECHO_N "checking whether ln -s works... $ECHO_C" >&6
 LN_S=$as_ln_s
 if test "$LN_S" = "ln -s"; then
-  echo "$as_me:3688: result: yes" >&5
+  echo "$as_me:3941: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
-  echo "$as_me:3691: result: no, using $LN_S" >&5
+  echo "$as_me:3944: result: no, using $LN_S" >&5
 echo "${ECHO_T}no, using $LN_S" >&6
 fi
 
-echo "$as_me:3695: checking if $LN_S -f options work" >&5
+echo "$as_me:3948: checking if $LN_S -f options work" >&5
 echo $ECHO_N "checking if $LN_S -f options work... $ECHO_C" >&6
 
 rm -f conf$$.src conf$$dst
@@ -3704,12 +3957,12 @@ else
 	cf_prog_ln_sf=no
 fi
 rm -f conf$$.dst conf$$src
-echo "$as_me:3707: result: $cf_prog_ln_sf" >&5
+echo "$as_me:3960: result: $cf_prog_ln_sf" >&5
 echo "${ECHO_T}$cf_prog_ln_sf" >&6
 
 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
 
-echo "$as_me:3712: checking for long file names" >&5
+echo "$as_me:3965: checking for long file names" >&5
 echo $ECHO_N "checking for long file names... $ECHO_C" >&6
 if test "${ac_cv_sys_long_file_names+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3730,27 +3983,27 @@ if test -n "$TMPDIR" && test -d "$TMPDIR" && test -w "$TMPDIR"; then
 else
   ac_tmpdirs='/tmp /var/tmp /usr/tmp'
 fi
-for ac_dir in  . $ac_tmpdirs `eval echo $prefix/lib $exec_prefix/lib` ; do
-  test -d $ac_dir || continue
-  test -w $ac_dir || continue # It is less confusing to not echo anything here.
+for ac_dir in  . $ac_tmpdirs `eval echo "$prefix/lib" "$exec_prefix/lib"` ; do
+  test -d "$ac_dir" || continue
+  test -w "$ac_dir" || continue # It is less confusing to not echo anything here.
   ac_xdir=$ac_dir/cf$$
-  (umask 077 && mkdir $ac_xdir 2>/dev/null) || continue
+  (umask 077 && mkdir "$ac_xdir" 2>/dev/null) || continue
   ac_tf1=$ac_xdir/conftest9012345
   ac_tf2=$ac_xdir/conftest9012346
-  (echo 1 >$ac_tf1) 2>/dev/null
-  (echo 2 >$ac_tf2) 2>/dev/null
-  ac_val=`cat $ac_tf1 2>/dev/null`
-  if test ! -f $ac_tf1 || test "$ac_val" != 1; then
+  (echo 1 >"$ac_tf1") 2>/dev/null
+  (echo 2 >"$ac_tf2") 2>/dev/null
+  ac_val=`cat "$ac_tf1" 2>/dev/null`
+  if test ! -f "$ac_tf1" || test "$ac_val" != 1; then
     ac_cv_sys_long_file_names=no
-    rm -rf $ac_xdir 2>/dev/null
+    rm -rf "$ac_xdir" 2>/dev/null
     break
   fi
-  rm -rf $ac_xdir 2>/dev/null
+  rm -rf "$ac_xdir" 2>/dev/null
 done
 fi
-echo "$as_me:3751: result: $ac_cv_sys_long_file_names" >&5
+echo "$as_me:4004: result: $ac_cv_sys_long_file_names" >&5
 echo "${ECHO_T}$ac_cv_sys_long_file_names" >&6
-if test $ac_cv_sys_long_file_names = yes; then
+if test "$ac_cv_sys_long_file_names" = yes; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_LONG_FILE_NAMES 1
@@ -3767,7 +4020,7 @@ if test "${with_config_suffix+set}" = set; then
   withval="$with_config_suffix"
   case "x$withval" in
 	(xyes|xno)
-		{ echo "$as_me:3770: WARNING: expected a value for config-suffix option" >&5
+		{ echo "$as_me:4023: WARNING: expected a value for config-suffix option" >&5
 echo "$as_me: WARNING: expected a value for config-suffix option" >&2;}
 		;;
 	(*)	cf_config_suffix="$withval"
@@ -3777,7 +4030,7 @@ fi;
 
 # If we find pkg-config, check if we should install the ".pc" files.
 
-echo "$as_me:3780: checking if you want to use pkg-config" >&5
+echo "$as_me:4033: checking if you want to use pkg-config" >&5
 echo $ECHO_N "checking if you want to use pkg-config... $ECHO_C" >&6
 
 # Check whether --with-pkg-config or --without-pkg-config was given.
@@ -3787,10 +4040,10 @@ if test "${with_pkg_config+set}" = set; then
 else
   cf_pkg_config=yes
 fi;
-echo "$as_me:3790: result: $cf_pkg_config" >&5
+echo "$as_me:4043: result: $cf_pkg_config" >&5
 echo "${ECHO_T}$cf_pkg_config" >&6
 
-case $cf_pkg_config in
+case "$cf_pkg_config" in
 (no)
 	PKG_CONFIG=none
 	;;
@@ -3799,7 +4052,7 @@ case $cf_pkg_config in
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
 set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
-echo "$as_me:3802: checking for $ac_word" >&5
+echo "$as_me:4055: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_PKG_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3816,7 +4069,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_PKG_CONFIG="$ac_dir/$ac_word"
-   echo "$as_me:3819: found $ac_dir/$ac_word" >&5
+   echo "$as_me:4072: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -3827,10 +4080,10 @@ fi
 PKG_CONFIG=$ac_cv_path_PKG_CONFIG
 
 if test -n "$PKG_CONFIG"; then
-  echo "$as_me:3830: result: $PKG_CONFIG" >&5
+  echo "$as_me:4083: result: $PKG_CONFIG" >&5
 echo "${ECHO_T}$PKG_CONFIG" >&6
 else
-  echo "$as_me:3833: result: no" >&5
+  echo "$as_me:4086: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3839,7 +4092,7 @@ if test -z "$ac_cv_path_PKG_CONFIG"; then
   ac_pt_PKG_CONFIG=$PKG_CONFIG
   # Extract the first word of "pkg-config", so it can be a program name with args.
 set dummy pkg-config; ac_word=$2
-echo "$as_me:3842: checking for $ac_word" >&5
+echo "$as_me:4095: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_ac_pt_PKG_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -3856,7 +4109,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_ac_pt_PKG_CONFIG="$ac_dir/$ac_word"
-   echo "$as_me:3859: found $ac_dir/$ac_word" >&5
+   echo "$as_me:4112: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -3868,10 +4121,10 @@ fi
 ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
 
 if test -n "$ac_pt_PKG_CONFIG"; then
-  echo "$as_me:3871: result: $ac_pt_PKG_CONFIG" >&5
+  echo "$as_me:4124: result: $ac_pt_PKG_CONFIG" >&5
 echo "${ECHO_T}$ac_pt_PKG_CONFIG" >&6
 else
-  echo "$as_me:3874: result: no" >&5
+  echo "$as_me:4127: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3902,122 +4155,176 @@ case ".$PKG_CONFIG" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval PKG_CONFIG="$PKG_CONFIG"
 	case ".$PKG_CONFIG" in
 	(.NONE/*)
-		PKG_CONFIG=`echo $PKG_CONFIG | sed -e s%NONE%$cf_path_syntax%`
+		PKG_CONFIG=`echo "$PKG_CONFIG" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	PKG_CONFIG=`echo $PKG_CONFIG | sed -e s%NONE%$cf_path_syntax%`
+	PKG_CONFIG=`echo "$PKG_CONFIG" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:3917: error: expected a pathname, not \"$PKG_CONFIG\"" >&5
+	{ { echo "$as_me:4170: error: expected a pathname, not \"$PKG_CONFIG\"" >&5
 echo "$as_me: error: expected a pathname, not \"$PKG_CONFIG\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
 esac
 
 elif test "x$cf_pkg_config" != xno ; then
-	{ echo "$as_me:3924: WARNING: pkg-config is not installed" >&5
+	{ echo "$as_me:4177: WARNING: pkg-config is not installed" >&5
 echo "$as_me: WARNING: pkg-config is not installed" >&2;}
 fi
 
-case $PKG_CONFIG in
+case "$PKG_CONFIG" in
 (no|none|yes)
-	echo "$as_me:3930: checking for pkg-config library directory" >&5
+	echo "$as_me:4183: checking for pkg-config library directory" >&5
 echo $ECHO_N "checking for pkg-config library directory... $ECHO_C" >&6
 	;;
 (*)
-	echo "$as_me:3934: checking for $PKG_CONFIG library directory" >&5
+	echo "$as_me:4187: checking for $PKG_CONFIG library directory" >&5
 echo $ECHO_N "checking for $PKG_CONFIG library directory... $ECHO_C" >&6
 	;;
 esac
 
-PKG_CONFIG_LIBDIR=no
+# if $PKG_CONFIG_LIBDIR is set, try to use that
+if test -n "$PKG_CONFIG_PATH"; then
+	cf_search_path=`echo "$PKG_CONFIG_PATH" | sed -e 's/:/ /g' -e 's,^[ 	]*,,' -e 's,[ 	]*$,,'`
+elif test -n "$PKG_CONFIG_LIBDIR"; then
+	cf_search_path=`echo "$PKG_CONFIG_LIBDIR" | sed -e 's/:/ /g' -e 's,^[ 	]*,,' -e 's,[ 	]*$,,'`
+else
+	cf_search_path=auto
+fi
+
+# if the option is used, let that override.  otherwise default to "libdir"
 
 # Check whether --with-pkg-config-libdir or --without-pkg-config-libdir was given.
 if test "${with_pkg_config_libdir+set}" = set; then
   withval="$with_pkg_config_libdir"
-  PKG_CONFIG_LIBDIR=$withval
+  cf_search_path=$withval
 else
-  test "x$PKG_CONFIG" != xnone && PKG_CONFIG_LIBDIR=yes
+  test "x$PKG_CONFIG" != xnone && test -z "$cf_search_path" && cf_search_path=libdir
 fi;
 
-case x$PKG_CONFIG_LIBDIR in
+case "x$cf_search_path" in
+(xlibdir)
+	PKG_CONFIG_LIBDIR='${libdir}/pkgconfig'
+	echo "$as_me:4214: result: $PKG_CONFIG_LIBDIR" >&5
+echo "${ECHO_T}$PKG_CONFIG_LIBDIR" >&6
+	cf_search_path=
+	;;
+(x)
+	;;
+(x/*\ *)
+	PKG_CONFIG_LIBDIR=
+	;;
 (x/*)
+	PKG_CONFIG_LIBDIR="$cf_search_path"
+	echo "$as_me:4225: result: $PKG_CONFIG_LIBDIR" >&5
+echo "${ECHO_T}$PKG_CONFIG_LIBDIR" >&6
+	cf_search_path=
 	;;
-(xyes)
+(xyes|xauto)
+	echo "$as_me:4230: result: auto" >&5
+echo "${ECHO_T}auto" >&6
+	cf_search_path=
 	# Look for the library directory using the same prefix as the executable
-	if test "x$PKG_CONFIG" = xnone
+	echo "$as_me:4234: checking for search-list" >&5
+echo $ECHO_N "checking for search-list... $ECHO_C" >&6
+	if test "x$PKG_CONFIG" != xnone
 	then
-		cf_path=$prefix
-	else
-		cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[^/]*/[^/]*$,,'`
-	fi
-
-	# If you don't like using the default architecture, you have to specify the
-	# intended library directory and corresponding compiler/linker options.
-	#
-	# This case allows for Debian's 2014-flavor of multiarch, along with the
-	# most common variations before that point.  Some other variants spell the
-	# directory differently, e.g., "pkg-config", and put it in unusual places.
-	# pkg-config has always been poorly standardized, which is ironic...
-	case x`(arch) 2>/dev/null` in
-	(*64)
-		cf_search_path="\
-			$cf_path/lib/*64-linux-gnu \
-			$cf_path/share \
-			$cf_path/lib64 \
-			$cf_path/lib32 \
-			$cf_path/lib"
-		;;
-	(*)
-		cf_search_path="\
-			$cf_path/lib/*-linux-gnu \
-			$cf_path/share \
-			$cf_path/lib32 \
-			$cf_path/lib \
-			$cf_path/libdata"
-		;;
-	esac
+		# works for pkg-config since version 0.24 (2009)
+		# works for pkgconf since version 0.8.3 (2012)
+		for cf_pkg_program in \
+			`echo "$PKG_CONFIG" | sed -e 's,^.*/,,'` \
+			pkg-config \
+			pkgconf
+		do
+			cf_search_path=`"$PKG_CONFIG" --variable=pc_path "$cf_pkg_program" 2>/dev/null | tr : ' '`
+			test -n "$cf_search_path" && break
+		done
 
-	test -n "$verbose" && echo "	list..." 1>&6
+		# works for pkg-config since import in 2005 of original 2001 HP code.
+		test -z "$cf_search_path" && \
+		cf_search_path=`
+		"$PKG_CONFIG" --debug --exists no-such-package 2>&1 | $AWK "\
+/^Scanning directory (#[1-9][0-9]* )?'.*'$/{ \
+	sub(\"^[^']*'\",\"\"); \
+	sub(\"'.*\",\"\"); \
+	printf \" %s\", \\$0; } \
+{ next; } \
+"`
+	fi
 
-echo "${as_me:-configure}:3989: testing list... ..." 1>&5
+	echo "$as_me:4261: result: $cf_search_path" >&5
+echo "${ECHO_T}$cf_search_path" >&6
+	;;
+(*)
+	{ { echo "$as_me:4265: error: Unexpected option value: $cf_search_path" >&5
+echo "$as_me: error: Unexpected option value: $cf_search_path" >&2;}
+   { (exit 1); exit 1; }; }
+	;;
+esac
 
+if test -n "$cf_search_path"
+then
+	echo "$as_me:4273: checking for first directory" >&5
+echo $ECHO_N "checking for first directory... $ECHO_C" >&6
+	cf_pkg_config_path=none
 	for cf_config in $cf_search_path
 	do
-		test -n "$verbose" && echo "	checking $cf_config/pkgconfig" 1>&6
-
-echo "${as_me:-configure}:3995: testing checking $cf_config/pkgconfig ..." 1>&5
-
-		if test -d $cf_config/pkgconfig
+		if test -d "$cf_config"
 		then
-			PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
-			echo "$as_me:4000: checking done" >&5
-echo $ECHO_N "checking done... $ECHO_C" >&6
+			cf_pkg_config_path=$cf_config
 			break
 		fi
 	done
-	;;
-(*)
-	;;
-esac
+	echo "$as_me:4284: result: $cf_pkg_config_path" >&5
+echo "${ECHO_T}$cf_pkg_config_path" >&6
+
+	if test "x$cf_pkg_config_path" != xnone ; then
+		# limit this to the first directory found
+		PKG_CONFIG_LIBDIR="$cf_pkg_config_path"
+	fi
 
-if test "x$PKG_CONFIG_LIBDIR" != xno ; then
-	echo "$as_me:4011: result: $PKG_CONFIG_LIBDIR" >&5
+	if test -z "$PKG_CONFIG_LIBDIR" && test -n "$cf_search_path"
+	then
+		echo "$as_me:4294: checking for workaround" >&5
+echo $ECHO_N "checking for workaround... $ECHO_C" >&6
+		if test "$prefix" = "NONE" ; then
+			cf_prefix="$ac_default_prefix"
+		else
+			cf_prefix="$prefix"
+		fi
+		eval cf_libdir=$libdir
+		cf_libdir=`echo "$cf_libdir" | sed -e "s,^NONE,$cf_prefix,"`
+		cf_backup=
+		for cf_config in $cf_search_path
+		do
+			case $cf_config in
+			$cf_libdir/pkgconfig)
+				PKG_CONFIG_LIBDIR=$cf_libdir/pkgconfig
+				break
+				;;
+			*)
+				test -z "$cf_backup" && cf_backup=$cf_config
+				;;
+			esac
+		done
+		test -z "$PKG_CONFIG_LIBDIR" && PKG_CONFIG_LIBDIR=$cf_backup
+		echo "$as_me:4317: result: $PKG_CONFIG_LIBDIR" >&5
 echo "${ECHO_T}$PKG_CONFIG_LIBDIR" >&6
+	fi
 fi
 
 if test "x$PKG_CONFIG" != xnone
 then
-	echo "$as_me:4017: checking if we should install .pc files for $PKG_CONFIG" >&5
+	echo "$as_me:4324: checking if we should install .pc files for $PKG_CONFIG" >&5
 echo $ECHO_N "checking if we should install .pc files for $PKG_CONFIG... $ECHO_C" >&6
 else
-	echo "$as_me:4020: checking if we should install .pc files" >&5
+	echo "$as_me:4327: checking if we should install .pc files" >&5
 echo $ECHO_N "checking if we should install .pc files... $ECHO_C" >&6
 fi
 
@@ -4028,18 +4335,19 @@ if test "${enable_pc_files+set}" = set; then
 else
   enable_pc_files=no
 fi;
-echo "$as_me:4031: result: $enable_pc_files" >&5
+echo "$as_me:4338: result: $enable_pc_files" >&5
 echo "${ECHO_T}$enable_pc_files" >&6
 
 if test "x$enable_pc_files" != xno
 then
 	MAKE_PC_FILES=
 	case "x$PKG_CONFIG_LIBDIR" in
-	(xno|xyes)
-		{ echo "$as_me:4039: WARNING: no PKG_CONFIG_LIBDIR was found" >&5
+	(xno|xnone|xyes|x)
+		{ echo "$as_me:4346: WARNING: no PKG_CONFIG_LIBDIR was found" >&5
 echo "$as_me: WARNING: no PKG_CONFIG_LIBDIR was found" >&2;}
 		;;
 	(*)
+		cf_pkg_config_libdir="$PKG_CONFIG_LIBDIR"
 
 if test "x$prefix" != xNONE; then
 	cf_path_syntax="$prefix"
@@ -4047,27 +4355,27 @@ else
 	cf_path_syntax="$ac_default_prefix"
 fi
 
-case ".$PKG_CONFIG_LIBDIR" in
+case ".$cf_pkg_config_libdir" in
 (.\$\(*\)*|.\'*\'*)
 	;;
 (..|./*|.\\*)
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
-	eval PKG_CONFIG_LIBDIR="$PKG_CONFIG_LIBDIR"
-	case ".$PKG_CONFIG_LIBDIR" in
+(.\$\{*prefix\}*|.\$\{*dir\}*)
+	eval cf_pkg_config_libdir="$cf_pkg_config_libdir"
+	case ".$cf_pkg_config_libdir" in
 	(.NONE/*)
-		PKG_CONFIG_LIBDIR=`echo $PKG_CONFIG_LIBDIR | sed -e s%NONE%$cf_path_syntax%`
+		cf_pkg_config_libdir=`echo "$cf_pkg_config_libdir" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	PKG_CONFIG_LIBDIR=`echo $PKG_CONFIG_LIBDIR | sed -e s%NONE%$cf_path_syntax%`
+	cf_pkg_config_libdir=`echo "$cf_pkg_config_libdir" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:4069: error: expected a pathname, not \"$PKG_CONFIG_LIBDIR\"" >&5
-echo "$as_me: error: expected a pathname, not \"$PKG_CONFIG_LIBDIR\"" >&2;}
+	{ { echo "$as_me:4377: error: expected a pathname, not \"$cf_pkg_config_libdir\"" >&5
+echo "$as_me: error: expected a pathname, not \"$cf_pkg_config_libdir\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
 esac
@@ -4080,7 +4388,7 @@ fi
 
 if test -z "$MAKE_PC_FILES"
 then
-	echo "$as_me:4083: checking for suffix to add to pc-files" >&5
+	echo "$as_me:4391: checking for suffix to add to pc-files" >&5
 echo $ECHO_N "checking for suffix to add to pc-files... $ECHO_C" >&6
 
 # Check whether --with-pc-suffix or --without-pc-suffix was given.
@@ -4095,13 +4403,13 @@ if test "${with_pc_suffix+set}" = set; then
 	esac
 fi;
 	test -z "$PC_MODULE_SUFFIX" && PC_MODULE_SUFFIX=none
-	echo "$as_me:4098: result: $PC_MODULE_SUFFIX" >&5
+	echo "$as_me:4406: result: $PC_MODULE_SUFFIX" >&5
 echo "${ECHO_T}$PC_MODULE_SUFFIX" >&6
 	test "$PC_MODULE_SUFFIX" = none && PC_MODULE_SUFFIX=
 
 fi
 
-echo "$as_me:4104: checking if we should assume mixed-case filenames" >&5
+echo "$as_me:4412: checking if we should assume mixed-case filenames" >&5
 echo $ECHO_N "checking if we should assume mixed-case filenames... $ECHO_C" >&6
 
 # Check whether --enable-mixed-case or --disable-mixed-case was given.
@@ -4111,19 +4419,19 @@ if test "${enable_mixed_case+set}" = set; then
 else
   enable_mixedcase=auto
 fi;
-echo "$as_me:4114: result: $enable_mixedcase" >&5
+echo "$as_me:4422: result: $enable_mixedcase" >&5
 echo "${ECHO_T}$enable_mixedcase" >&6
 if test "$enable_mixedcase" = "auto" ; then
 
-echo "$as_me:4118: checking if filesystem supports mixed-case filenames" >&5
+echo "$as_me:4426: checking if filesystem supports mixed-case filenames" >&5
 echo $ECHO_N "checking if filesystem supports mixed-case filenames... $ECHO_C" >&6
 if test "${cf_cv_mixedcase+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 if test "$cross_compiling" = yes ; then
-	case $target_alias in
-	(*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*)
+	case "$target_alias" in
+	(*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*|darwin*)
 		cf_cv_mixedcase=no
 		;;
 	(*)
@@ -4142,7 +4450,7 @@ else
 fi
 
 fi
-echo "$as_me:4145: result: $cf_cv_mixedcase" >&5
+echo "$as_me:4453: result: $cf_cv_mixedcase" >&5
 echo "${ECHO_T}$cf_cv_mixedcase" >&6
 test "$cf_cv_mixedcase" = yes &&
 cat >>confdefs.h <<\EOF
@@ -4161,7 +4469,7 @@ EOF
 fi
 
 # do this after mixed-case option (tags/TAGS is not as important as tic).
-echo "$as_me:4164: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "$as_me:4472: checking whether ${MAKE-make} sets \${MAKE}" >&5
 echo $ECHO_N "checking whether ${MAKE-make} sets \${MAKE}... $ECHO_C" >&6
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y,./+-,__p_,'`
 if eval "test \"\${ac_cv_prog_make_${ac_make}_set+set}\" = set"; then
@@ -4181,20 +4489,82 @@ fi
 rm -f conftest.make
 fi
 if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
-  echo "$as_me:4184: result: yes" >&5
+  echo "$as_me:4492: result: yes" >&5
 echo "${ECHO_T}yes" >&6
   SET_MAKE=
 else
-  echo "$as_me:4188: result: no" >&5
+  echo "$as_me:4496: result: no" >&5
 echo "${ECHO_T}no" >&6
   SET_MAKE="MAKE=${MAKE-make}"
 fi
 
+echo "$as_me:4501: checking for \".PHONY\" make-support" >&5
+echo $ECHO_N "checking for \".PHONY\" make-support... $ECHO_C" >&6
+if test "${cf_cv_make_PHONY+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+	rm -rf conftest*
+	(
+		mkdir conftest || exit 1
+		cd conftest
+		cat >makefile <<'CF_EOF'
+.PHONY: always
+DATA=0
+always:	always.out
+	@echo "** making $@ $(DATA)"
+once: once.out
+	@echo "** making $@ $(DATA)"
+always.out:
+	@echo "** making $@ $(DATA)"
+	echo $(DATA) > $@
+once.out:
+	@echo "** making $@ $(DATA)"
+	echo $(DATA) > $@
+CF_EOF
+		for cf_data in 1 2 3
+		do
+			${MAKE:-make} always DATA=$cf_data
+			${MAKE:-make} once   DATA=$cf_data
+			${MAKE:-make} -t always once
+			if test -f always ; then
+				echo "no (case 1)" > ../conftest.tmp
+			elif test ! -f always.out ; then
+				echo "no (case 2)" > ../conftest.tmp
+			elif test ! -f once.out ; then
+				echo "no (case 3)" > ../conftest.tmp
+			elif ! cmp -s always.out once.out ; then
+				echo "no (case 4)" > ../conftest.tmp
+				diff always.out once.out
+			else
+				cf_check="`cat always.out`"
+				if test "x$cf_check" != "x$cf_data" ; then
+					echo "no (case 5)" > ../conftest.tmp
+				else
+					echo yes > ../conftest.tmp
+					rm -f ./*.out
+					continue
+				fi
+			fi
+			break
+		done
+	) >&5 2>&1
+	cf_cv_make_PHONY="`cat conftest.tmp`"
+	rm -rf conftest*
+
+fi
+echo "$as_me:4556: result: $cf_cv_make_PHONY" >&5
+echo "${ECHO_T}$cf_cv_make_PHONY" >&6
+MAKE_NO_PHONY="#"
+MAKE_PHONY="#"
+test "x$cf_cv_make_PHONY" = xyes && MAKE_PHONY=
+test "x$cf_cv_make_PHONY" != xyes && MAKE_NO_PHONY=
+
 for ac_prog in exctags ctags
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:4197: checking for $ac_word" >&5
+echo "$as_me:4567: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_CTAGS+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4209,7 +4579,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_CTAGS="$ac_prog"
-echo "$as_me:4212: found $ac_dir/$ac_word" >&5
+echo "$as_me:4582: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4217,10 +4587,10 @@ fi
 fi
 CTAGS=$ac_cv_prog_CTAGS
 if test -n "$CTAGS"; then
-  echo "$as_me:4220: result: $CTAGS" >&5
+  echo "$as_me:4590: result: $CTAGS" >&5
 echo "${ECHO_T}$CTAGS" >&6
 else
-  echo "$as_me:4223: result: no" >&5
+  echo "$as_me:4593: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4231,7 +4601,7 @@ for ac_prog in exetags etags
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:4234: checking for $ac_word" >&5
+echo "$as_me:4604: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ETAGS+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4246,7 +4616,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ETAGS="$ac_prog"
-echo "$as_me:4249: found $ac_dir/$ac_word" >&5
+echo "$as_me:4619: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4254,10 +4624,10 @@ fi
 fi
 ETAGS=$ac_cv_prog_ETAGS
 if test -n "$ETAGS"; then
-  echo "$as_me:4257: result: $ETAGS" >&5
+  echo "$as_me:4627: result: $ETAGS" >&5
 echo "${ECHO_T}$ETAGS" >&6
 else
-  echo "$as_me:4260: result: no" >&5
+  echo "$as_me:4630: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4266,7 +4636,7 @@ done
 
 # Extract the first word of "${CTAGS:-ctags}", so it can be a program name with args.
 set dummy ${CTAGS:-ctags}; ac_word=$2
-echo "$as_me:4269: checking for $ac_word" >&5
+echo "$as_me:4639: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_MAKE_LOWER_TAGS+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4281,7 +4651,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_MAKE_LOWER_TAGS="yes"
-echo "$as_me:4284: found $ac_dir/$ac_word" >&5
+echo "$as_me:4654: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4290,17 +4660,17 @@ fi
 fi
 MAKE_LOWER_TAGS=$ac_cv_prog_MAKE_LOWER_TAGS
 if test -n "$MAKE_LOWER_TAGS"; then
-  echo "$as_me:4293: result: $MAKE_LOWER_TAGS" >&5
+  echo "$as_me:4663: result: $MAKE_LOWER_TAGS" >&5
 echo "${ECHO_T}$MAKE_LOWER_TAGS" >&6
 else
-  echo "$as_me:4296: result: no" >&5
+  echo "$as_me:4666: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
 if test "$cf_cv_mixedcase" = yes ; then
 	# Extract the first word of "${ETAGS:-etags}", so it can be a program name with args.
 set dummy ${ETAGS:-etags}; ac_word=$2
-echo "$as_me:4303: checking for $ac_word" >&5
+echo "$as_me:4673: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_MAKE_UPPER_TAGS+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4315,7 +4685,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_MAKE_UPPER_TAGS="yes"
-echo "$as_me:4318: found $ac_dir/$ac_word" >&5
+echo "$as_me:4688: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4324,10 +4694,10 @@ fi
 fi
 MAKE_UPPER_TAGS=$ac_cv_prog_MAKE_UPPER_TAGS
 if test -n "$MAKE_UPPER_TAGS"; then
-  echo "$as_me:4327: result: $MAKE_UPPER_TAGS" >&5
+  echo "$as_me:4697: result: $MAKE_UPPER_TAGS" >&5
 echo "${ECHO_T}$MAKE_UPPER_TAGS" >&6
 else
-  echo "$as_me:4330: result: no" >&5
+  echo "$as_me:4700: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4347,7 +4717,7 @@ else
 	MAKE_LOWER_TAGS="#"
 fi
 
-echo "$as_me:4350: checking for makeflags variable" >&5
+echo "$as_me:4720: checking for makeflags variable" >&5
 echo $ECHO_N "checking for makeflags variable... $ECHO_C" >&6
 if test "${cf_cv_makeflags+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4361,10 +4731,10 @@ SHELL = $SHELL
 all :
 	@ echo '.$cf_option'
 CF_EOF
-		cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[ 	]*$,,'`
+		cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | ${FGREP-fgrep} -v "ing directory" | sed -e 's,[ 	]*$,,'`
 		case "$cf_result" in
 		(.*k|.*kw)
-			cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
+			cf_result="`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`"
 			case "$cf_result" in
 			(.*CC=*)	cf_cv_makeflags=
 				;;
@@ -4377,7 +4747,7 @@ CF_EOF
 			;;
 		(*)
 
-echo "${as_me:-configure}:4380: testing given option \"$cf_option\",no match \"$cf_result\" ..." 1>&5
+echo "${as_me:-configure}:4750: testing given option \"$cf_option\",no match \"$cf_result\" ..." 1>&5
 
 			;;
 		esac
@@ -4385,13 +4755,13 @@ echo "${as_me:-configure}:4380: testing given option \"$cf_option\",no match \"$
 	rm -f cf_makeflags.tmp
 
 fi
-echo "$as_me:4388: result: $cf_cv_makeflags" >&5
+echo "$as_me:4758: result: $cf_cv_makeflags" >&5
 echo "${ECHO_T}$cf_cv_makeflags" >&6
 
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-echo "$as_me:4394: checking for $ac_word" >&5
+echo "$as_me:4764: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_RANLIB+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4406,7 +4776,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-echo "$as_me:4409: found $ac_dir/$ac_word" >&5
+echo "$as_me:4779: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4414,10 +4784,10 @@ fi
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
-  echo "$as_me:4417: result: $RANLIB" >&5
+  echo "$as_me:4787: result: $RANLIB" >&5
 echo "${ECHO_T}$RANLIB" >&6
 else
-  echo "$as_me:4420: result: no" >&5
+  echo "$as_me:4790: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4426,7 +4796,7 @@ if test -z "$ac_cv_prog_RANLIB"; then
   ac_ct_RANLIB=$RANLIB
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
-echo "$as_me:4429: checking for $ac_word" >&5
+echo "$as_me:4799: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4441,7 +4811,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_RANLIB="ranlib"
-echo "$as_me:4444: found $ac_dir/$ac_word" >&5
+echo "$as_me:4814: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4450,10 +4820,10 @@ fi
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
-  echo "$as_me:4453: result: $ac_ct_RANLIB" >&5
+  echo "$as_me:4823: result: $ac_ct_RANLIB" >&5
 echo "${ECHO_T}$ac_ct_RANLIB" >&6
 else
-  echo "$as_me:4456: result: no" >&5
+  echo "$as_me:4826: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4465,7 +4835,7 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ld", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ld; ac_word=$2
-echo "$as_me:4468: checking for $ac_word" >&5
+echo "$as_me:4838: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_LD+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4480,7 +4850,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_LD="${ac_tool_prefix}ld"
-echo "$as_me:4483: found $ac_dir/$ac_word" >&5
+echo "$as_me:4853: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4488,10 +4858,10 @@ fi
 fi
 LD=$ac_cv_prog_LD
 if test -n "$LD"; then
-  echo "$as_me:4491: result: $LD" >&5
+  echo "$as_me:4861: result: $LD" >&5
 echo "${ECHO_T}$LD" >&6
 else
-  echo "$as_me:4494: result: no" >&5
+  echo "$as_me:4864: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4500,7 +4870,7 @@ if test -z "$ac_cv_prog_LD"; then
   ac_ct_LD=$LD
   # Extract the first word of "ld", so it can be a program name with args.
 set dummy ld; ac_word=$2
-echo "$as_me:4503: checking for $ac_word" >&5
+echo "$as_me:4873: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_LD+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4515,7 +4885,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_LD="ld"
-echo "$as_me:4518: found $ac_dir/$ac_word" >&5
+echo "$as_me:4888: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4524,10 +4894,10 @@ fi
 fi
 ac_ct_LD=$ac_cv_prog_ac_ct_LD
 if test -n "$ac_ct_LD"; then
-  echo "$as_me:4527: result: $ac_ct_LD" >&5
+  echo "$as_me:4897: result: $ac_ct_LD" >&5
 echo "${ECHO_T}$ac_ct_LD" >&6
 else
-  echo "$as_me:4530: result: no" >&5
+  echo "$as_me:4900: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4539,7 +4909,7 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
-echo "$as_me:4542: checking for $ac_word" >&5
+echo "$as_me:4912: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_AR+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4554,7 +4924,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_AR="${ac_tool_prefix}ar"
-echo "$as_me:4557: found $ac_dir/$ac_word" >&5
+echo "$as_me:4927: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4562,10 +4932,10 @@ fi
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
-  echo "$as_me:4565: result: $AR" >&5
+  echo "$as_me:4935: result: $AR" >&5
 echo "${ECHO_T}$AR" >&6
 else
-  echo "$as_me:4568: result: no" >&5
+  echo "$as_me:4938: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4574,7 +4944,7 @@ if test -z "$ac_cv_prog_AR"; then
   ac_ct_AR=$AR
   # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
-echo "$as_me:4577: checking for $ac_word" >&5
+echo "$as_me:4947: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_AR+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4589,7 +4959,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_AR="ar"
-echo "$as_me:4592: found $ac_dir/$ac_word" >&5
+echo "$as_me:4962: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4598,10 +4968,10 @@ fi
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
-  echo "$as_me:4601: result: $ac_ct_AR" >&5
+  echo "$as_me:4971: result: $ac_ct_AR" >&5
 echo "${ECHO_T}$ac_ct_AR" >&6
 else
-  echo "$as_me:4604: result: no" >&5
+  echo "$as_me:4974: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4613,7 +4983,7 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}nm", so it can be a program name with args.
 set dummy ${ac_tool_prefix}nm; ac_word=$2
-echo "$as_me:4616: checking for $ac_word" >&5
+echo "$as_me:4986: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_NM+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4628,7 +4998,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_NM="${ac_tool_prefix}nm"
-echo "$as_me:4631: found $ac_dir/$ac_word" >&5
+echo "$as_me:5001: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4636,10 +5006,10 @@ fi
 fi
 NM=$ac_cv_prog_NM
 if test -n "$NM"; then
-  echo "$as_me:4639: result: $NM" >&5
+  echo "$as_me:5009: result: $NM" >&5
 echo "${ECHO_T}$NM" >&6
 else
-  echo "$as_me:4642: result: no" >&5
+  echo "$as_me:5012: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4648,7 +5018,7 @@ if test -z "$ac_cv_prog_NM"; then
   ac_ct_NM=$NM
   # Extract the first word of "nm", so it can be a program name with args.
 set dummy nm; ac_word=$2
-echo "$as_me:4651: checking for $ac_word" >&5
+echo "$as_me:5021: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_NM+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4663,7 +5033,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_NM="nm"
-echo "$as_me:4666: found $ac_dir/$ac_word" >&5
+echo "$as_me:5036: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4672,10 +5042,10 @@ fi
 fi
 ac_ct_NM=$ac_cv_prog_ac_ct_NM
 if test -n "$ac_ct_NM"; then
-  echo "$as_me:4675: result: $ac_ct_NM" >&5
+  echo "$as_me:5045: result: $ac_ct_NM" >&5
 echo "${ECHO_T}$ac_ct_NM" >&6
 else
-  echo "$as_me:4678: result: no" >&5
+  echo "$as_me:5048: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4687,7 +5057,7 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
-echo "$as_me:4690: checking for $ac_word" >&5
+echo "$as_me:5060: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_AR+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4702,7 +5072,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_AR="${ac_tool_prefix}ar"
-echo "$as_me:4705: found $ac_dir/$ac_word" >&5
+echo "$as_me:5075: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4710,10 +5080,10 @@ fi
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
-  echo "$as_me:4713: result: $AR" >&5
+  echo "$as_me:5083: result: $AR" >&5
 echo "${ECHO_T}$AR" >&6
 else
-  echo "$as_me:4716: result: no" >&5
+  echo "$as_me:5086: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4722,7 +5092,7 @@ if test -z "$ac_cv_prog_AR"; then
   ac_ct_AR=$AR
   # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
-echo "$as_me:4725: checking for $ac_word" >&5
+echo "$as_me:5095: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_AR+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4737,7 +5107,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_AR="ar"
-echo "$as_me:4740: found $ac_dir/$ac_word" >&5
+echo "$as_me:5110: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4746,10 +5116,10 @@ fi
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
-  echo "$as_me:4749: result: $ac_ct_AR" >&5
+  echo "$as_me:5119: result: $ac_ct_AR" >&5
 echo "${ECHO_T}$ac_ct_AR" >&6
 else
-  echo "$as_me:4752: result: no" >&5
+  echo "$as_me:5122: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4758,13 +5128,13 @@ else
   AR="$ac_cv_prog_AR"
 fi
 
-echo "$as_me:4761: checking for options to update archives" >&5
+echo "$as_me:5131: checking for options to update archives" >&5
 echo $ECHO_N "checking for options to update archives... $ECHO_C" >&6
 if test "${cf_cv_ar_flags+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(*-msvc*)
 		cf_cv_ar_flags=''
 		cat >mk_static_lib.sh <<-EOF
@@ -4791,38 +5161,38 @@ else
 				fi
 			fi
 
-			rm -f conftest.$ac_cv_objext
+			rm -f "conftest.$ac_cv_objext"
 			rm -f conftest.a
 
-			cat >conftest.$ac_ext <<EOF
-#line 4798 "configure"
+			cat >"conftest.$ac_ext" <<EOF
+#line 5168 "configure"
 int	testdata[3] = { 123, 456, 789 };
 EOF
-			if { (eval echo "$as_me:4801: \"$ac_compile\"") >&5
+			if { (eval echo "$as_me:5171: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4804: \$? = $ac_status" >&5
-  (exit $ac_status); } ; then
+  echo "$as_me:5174: \$? = $ac_status" >&5
+  (exit "$ac_status"); } ; then
 				echo "$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext" >&5
-				$AR $ARFLAGS $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&5 1>/dev/null
+				$AR $ARFLAGS "$cf_ar_flags" conftest.a "conftest.$ac_cv_objext" 2>&5 1>/dev/null
 				if test -f conftest.a ; then
-					cf_cv_ar_flags=$cf_ar_flags
+					cf_cv_ar_flags="$cf_ar_flags"
 					break
 				fi
 			else
 				test -n "$verbose" && echo "	cannot compile test-program" 1>&6
 
-echo "${as_me:-configure}:4815: testing cannot compile test-program ..." 1>&5
+echo "${as_me:-configure}:5185: testing cannot compile test-program ..." 1>&5
 
 				break
 			fi
 		done
-		rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
+		rm -f conftest.a "conftest.$ac_ext" "conftest.$ac_cv_objext"
 		;;
 	esac
 
 fi
-echo "$as_me:4825: result: $cf_cv_ar_flags" >&5
+echo "$as_me:5195: result: $cf_cv_ar_flags" >&5
 echo "${ECHO_T}$cf_cv_ar_flags" >&6
 
 if test -n "$ARFLAGS" ; then
@@ -4833,7 +5203,7 @@ else
 	ARFLAGS=$cf_cv_ar_flags
 fi
 
-echo "$as_me:4836: checking if you have specified an install-prefix" >&5
+echo "$as_me:5206: checking if you have specified an install-prefix" >&5
 echo $ECHO_N "checking if you have specified an install-prefix... $ECHO_C" >&6
 
 # Check whether --with-install-prefix or --without-install-prefix was given.
@@ -4846,7 +5216,7 @@ if test "${with_install_prefix+set}" = set; then
 		;;
 	esac
 fi;
-echo "$as_me:4849: result: $DESTDIR" >&5
+echo "$as_me:5219: result: $DESTDIR" >&5
 echo "${ECHO_T}$DESTDIR" >&6
 
 ###############################################################################
@@ -4855,7 +5225,7 @@ echo "${ECHO_T}$DESTDIR" >&6
 # options.  The configure script is oriented toward identifying the host
 # compiler, etc., but we need a build compiler to generate parts of the source.
 
-case $cf_cv_system_name in
+case "$cf_cv_system_name" in
 (*-msvc*)
 	LDFLAGS="$LDFLAGS user32.lib"
 	export LDFLAGS
@@ -4881,7 +5251,7 @@ else
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:4884: checking for $ac_word" >&5
+echo "$as_me:5254: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_BUILD_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -4896,7 +5266,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_BUILD_CC="$ac_prog"
-echo "$as_me:4899: found $ac_dir/$ac_word" >&5
+echo "$as_me:5269: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -4904,10 +5274,10 @@ fi
 fi
 BUILD_CC=$ac_cv_prog_BUILD_CC
 if test -n "$BUILD_CC"; then
-  echo "$as_me:4907: result: $BUILD_CC" >&5
+  echo "$as_me:5277: result: $BUILD_CC" >&5
 echo "${ECHO_T}$BUILD_CC" >&6
 else
-  echo "$as_me:4910: result: no" >&5
+  echo "$as_me:5280: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -4916,12 +5286,12 @@ done
 test -n "$BUILD_CC" || BUILD_CC="none"
 
 fi;
-	echo "$as_me:4919: checking for native build C compiler" >&5
+	echo "$as_me:5289: checking for native build C compiler" >&5
 echo $ECHO_N "checking for native build C compiler... $ECHO_C" >&6
-	echo "$as_me:4921: result: $BUILD_CC" >&5
+	echo "$as_me:5291: result: $BUILD_CC" >&5
 echo "${ECHO_T}$BUILD_CC" >&6
 
-	echo "$as_me:4924: checking for native build C preprocessor" >&5
+	echo "$as_me:5294: checking for native build C preprocessor" >&5
 echo $ECHO_N "checking for native build C preprocessor... $ECHO_C" >&6
 
 # Check whether --with-build-cpp or --without-build-cpp was given.
@@ -4931,10 +5301,10 @@ if test "${with_build_cpp+set}" = set; then
 else
   BUILD_CPP='${BUILD_CC} -E'
 fi;
-	echo "$as_me:4934: result: $BUILD_CPP" >&5
+	echo "$as_me:5304: result: $BUILD_CPP" >&5
 echo "${ECHO_T}$BUILD_CPP" >&6
 
-	echo "$as_me:4937: checking for native build C flags" >&5
+	echo "$as_me:5307: checking for native build C flags" >&5
 echo $ECHO_N "checking for native build C flags... $ECHO_C" >&6
 
 # Check whether --with-build-cflags or --without-build-cflags was given.
@@ -4942,10 +5312,10 @@ if test "${with_build_cflags+set}" = set; then
   withval="$with_build_cflags"
   BUILD_CFLAGS="$withval"
 fi;
-	echo "$as_me:4945: result: $BUILD_CFLAGS" >&5
+	echo "$as_me:5315: result: $BUILD_CFLAGS" >&5
 echo "${ECHO_T}$BUILD_CFLAGS" >&6
 
-	echo "$as_me:4948: checking for native build C preprocessor-flags" >&5
+	echo "$as_me:5318: checking for native build C preprocessor-flags" >&5
 echo $ECHO_N "checking for native build C preprocessor-flags... $ECHO_C" >&6
 
 # Check whether --with-build-cppflags or --without-build-cppflags was given.
@@ -4953,10 +5323,10 @@ if test "${with_build_cppflags+set}" = set; then
   withval="$with_build_cppflags"
   BUILD_CPPFLAGS="$withval"
 fi;
-	echo "$as_me:4956: result: $BUILD_CPPFLAGS" >&5
+	echo "$as_me:5326: result: $BUILD_CPPFLAGS" >&5
 echo "${ECHO_T}$BUILD_CPPFLAGS" >&6
 
-	echo "$as_me:4959: checking for native build linker-flags" >&5
+	echo "$as_me:5329: checking for native build linker-flags" >&5
 echo $ECHO_N "checking for native build linker-flags... $ECHO_C" >&6
 
 # Check whether --with-build-ldflags or --without-build-ldflags was given.
@@ -4964,10 +5334,10 @@ if test "${with_build_ldflags+set}" = set; then
   withval="$with_build_ldflags"
   BUILD_LDFLAGS="$withval"
 fi;
-	echo "$as_me:4967: result: $BUILD_LDFLAGS" >&5
+	echo "$as_me:5337: result: $BUILD_LDFLAGS" >&5
 echo "${ECHO_T}$BUILD_LDFLAGS" >&6
 
-	echo "$as_me:4970: checking for native build linker-libraries" >&5
+	echo "$as_me:5340: checking for native build linker-libraries" >&5
 echo $ECHO_N "checking for native build linker-libraries... $ECHO_C" >&6
 
 # Check whether --with-build-libs or --without-build-libs was given.
@@ -4975,7 +5345,7 @@ if test "${with_build_libs+set}" = set; then
   withval="$with_build_libs"
   BUILD_LIBS="$withval"
 fi;
-	echo "$as_me:4978: result: $BUILD_LIBS" >&5
+	echo "$as_me:5348: result: $BUILD_LIBS" >&5
 echo "${ECHO_T}$BUILD_LIBS" >&6
 
 	# this assumes we're on Unix.
@@ -4984,8 +5354,59 @@ echo "${ECHO_T}$BUILD_LIBS" >&6
 
 	: ${BUILD_CC:='${CC}'}
 
-	if ( test "$BUILD_CC" = "$CC" || test "$BUILD_CC" = '${CC}' ) ; then
-		{ { echo "$as_me:4988: error: Cross-build requires two compilers.
+	echo "$as_me:5357: checking if the build-compiler \"$BUILD_CC\" works" >&5
+echo $ECHO_N "checking if the build-compiler \"$BUILD_CC\" works... $ECHO_C" >&6
+
+	cf_save_crossed=$cross_compiling
+	cf_save_ac_link=$ac_link
+	cross_compiling=no
+	cf_build_cppflags=$BUILD_CPPFLAGS
+	test "$cf_build_cppflags" = "#" && cf_build_cppflags=
+	ac_link='$BUILD_CC -o "conftest$ac_exeext" $BUILD_CFLAGS $cf_build_cppflags $BUILD_LDFLAGS "conftest.$ac_ext" $BUILD_LIBS >&5'
+
+	if test "$cross_compiling" = yes; then
+  cf_ok_build_cc=unknown
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 5371 "configure"
+#include "confdefs.h"
+#include <stdio.h>
+		int main(int argc, char *argv[])
+		{
+			${cf_cv_main_return:-return}(argc < 0 || argv == 0 || argv[0] == 0);
+		}
+
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:5381: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:5384: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:5386: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:5389: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_ok_build_cc=yes
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_ok_build_cc=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+
+	cross_compiling=$cf_save_crossed
+	ac_link=$cf_save_ac_link
+
+	echo "$as_me:5404: result: $cf_ok_build_cc" >&5
+echo "${ECHO_T}$cf_ok_build_cc" >&6
+
+	if test "$cf_ok_build_cc" != yes
+	then
+		{ { echo "$as_me:5409: error: Cross-build requires two compilers.
 Use --with-build-cc to specify the native compiler." >&5
 echo "$as_me: error: Cross-build requires two compilers.
 Use --with-build-cc to specify the native compiler." >&2;}
@@ -5010,7 +5431,7 @@ fi
 ### shared, for example.
 cf_list_models=""
 
-echo "$as_me:5013: checking if libtool -version-number should be used" >&5
+echo "$as_me:5434: checking if libtool -version-number should be used" >&5
 echo $ECHO_N "checking if libtool -version-number should be used... $ECHO_C" >&6
 
 # Check whether --enable-libtool-version or --disable-libtool-version was given.
@@ -5027,7 +5448,7 @@ else
 	cf_libtool_version=yes
 
 fi;
-echo "$as_me:5030: result: $cf_libtool_version" >&5
+echo "$as_me:5451: result: $cf_libtool_version" >&5
 echo "${ECHO_T}$cf_libtool_version" >&6
 
 if test "$cf_libtool_version" = yes ; then
@@ -5036,25 +5457,25 @@ else
 	LIBTOOL_VERSION="-version-info"
 	case "x$VERSION" in
 	(x)
-		{ echo "$as_me:5039: WARNING: VERSION was not set" >&5
+		{ echo "$as_me:5460: WARNING: VERSION was not set" >&5
 echo "$as_me: WARNING: VERSION was not set" >&2;}
 		;;
 	(x*.*.*)
 		ABI_VERSION="$VERSION"
 		test -n "$verbose" && echo "	ABI_VERSION: $ABI_VERSION" 1>&6
 
-echo "${as_me:-configure}:5046: testing ABI_VERSION: $ABI_VERSION ..." 1>&5
+echo "${as_me:-configure}:5467: testing ABI_VERSION: $ABI_VERSION ..." 1>&5
 
 		;;
 	(x*:*:*)
 		ABI_VERSION=`echo "$VERSION" | sed -e 's/:/./g'`
 		test -n "$verbose" && echo "	ABI_VERSION: $ABI_VERSION" 1>&6
 
-echo "${as_me:-configure}:5053: testing ABI_VERSION: $ABI_VERSION ..." 1>&5
+echo "${as_me:-configure}:5474: testing ABI_VERSION: $ABI_VERSION ..." 1>&5
 
 		;;
 	(*)
-		{ echo "$as_me:5057: WARNING: unexpected VERSION value: $VERSION" >&5
+		{ echo "$as_me:5478: WARNING: unexpected VERSION value: $VERSION" >&5
 echo "$as_me: WARNING: unexpected VERSION value: $VERSION" >&2;}
 		;;
 	esac
@@ -5076,7 +5497,7 @@ LIB_LINK='${CC}'
 LIB_INSTALL=
 LIB_UNINSTALL=
 
-echo "$as_me:5079: checking if you want to build libraries with libtool" >&5
+echo "$as_me:5500: checking if you want to build libraries with libtool" >&5
 echo $ECHO_N "checking if you want to build libraries with libtool... $ECHO_C" >&6
 
 # Check whether --with-libtool or --without-libtool was given.
@@ -5086,7 +5507,7 @@ if test "${with_libtool+set}" = set; then
 else
   with_libtool=no
 fi;
-echo "$as_me:5089: result: $with_libtool" >&5
+echo "$as_me:5510: result: $with_libtool" >&5
 echo "${ECHO_T}$with_libtool" >&6
 if test "$with_libtool" != "no"; then
 
@@ -5105,19 +5526,19 @@ case ".$with_libtool" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval with_libtool="$with_libtool"
 	case ".$with_libtool" in
 	(.NONE/*)
-		with_libtool=`echo $with_libtool | sed -e s%NONE%$cf_path_syntax%`
+		with_libtool=`echo "$with_libtool" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	with_libtool=`echo $with_libtool | sed -e s%NONE%$cf_path_syntax%`
+	with_libtool=`echo "$with_libtool" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:5120: error: expected a pathname, not \"$with_libtool\"" >&5
+	{ { echo "$as_me:5541: error: expected a pathname, not \"$with_libtool\"" >&5
 echo "$as_me: error: expected a pathname, not \"$with_libtool\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -5130,7 +5551,7 @@ esac
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:5133: checking for $ac_word" >&5
+echo "$as_me:5554: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_LIBTOOL+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -5145,7 +5566,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_LIBTOOL="$ac_tool_prefix$ac_prog"
-echo "$as_me:5148: found $ac_dir/$ac_word" >&5
+echo "$as_me:5569: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -5153,10 +5574,10 @@ fi
 fi
 LIBTOOL=$ac_cv_prog_LIBTOOL
 if test -n "$LIBTOOL"; then
-  echo "$as_me:5156: result: $LIBTOOL" >&5
+  echo "$as_me:5577: result: $LIBTOOL" >&5
 echo "${ECHO_T}$LIBTOOL" >&6
 else
-  echo "$as_me:5159: result: no" >&5
+  echo "$as_me:5580: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -5169,7 +5590,7 @@ if test -z "$LIBTOOL"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:5172: checking for $ac_word" >&5
+echo "$as_me:5593: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_LIBTOOL+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -5184,7 +5605,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_LIBTOOL="$ac_prog"
-echo "$as_me:5187: found $ac_dir/$ac_word" >&5
+echo "$as_me:5608: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -5192,10 +5613,10 @@ fi
 fi
 ac_ct_LIBTOOL=$ac_cv_prog_ac_ct_LIBTOOL
 if test -n "$ac_ct_LIBTOOL"; then
-  echo "$as_me:5195: result: $ac_ct_LIBTOOL" >&5
+  echo "$as_me:5616: result: $ac_ct_LIBTOOL" >&5
 echo "${ECHO_T}$ac_ct_LIBTOOL" >&6
 else
-  echo "$as_me:5198: result: no" >&5
+  echo "$as_me:5619: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -5226,7 +5647,7 @@ unset LIBTOOL
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:5229: checking for $ac_word" >&5
+echo "$as_me:5650: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_LIBTOOL+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -5241,7 +5662,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_LIBTOOL="$ac_tool_prefix$ac_prog"
-echo "$as_me:5244: found $ac_dir/$ac_word" >&5
+echo "$as_me:5665: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -5249,10 +5670,10 @@ fi
 fi
 LIBTOOL=$ac_cv_prog_LIBTOOL
 if test -n "$LIBTOOL"; then
-  echo "$as_me:5252: result: $LIBTOOL" >&5
+  echo "$as_me:5673: result: $LIBTOOL" >&5
 echo "${ECHO_T}$LIBTOOL" >&6
 else
-  echo "$as_me:5255: result: no" >&5
+  echo "$as_me:5676: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -5265,7 +5686,7 @@ if test -z "$LIBTOOL"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:5268: checking for $ac_word" >&5
+echo "$as_me:5689: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_LIBTOOL+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -5280,7 +5701,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_LIBTOOL="$ac_prog"
-echo "$as_me:5283: found $ac_dir/$ac_word" >&5
+echo "$as_me:5704: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -5288,10 +5709,10 @@ fi
 fi
 ac_ct_LIBTOOL=$ac_cv_prog_ac_ct_LIBTOOL
 if test -n "$ac_ct_LIBTOOL"; then
-  echo "$as_me:5291: result: $ac_ct_LIBTOOL" >&5
+  echo "$as_me:5712: result: $ac_ct_LIBTOOL" >&5
 echo "${ECHO_T}$ac_ct_LIBTOOL" >&6
 else
-  echo "$as_me:5294: result: no" >&5
+  echo "$as_me:5715: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -5313,7 +5734,7 @@ test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
 		fi
 	fi
 	if test -z "$LIBTOOL" ; then
-		{ { echo "$as_me:5316: error: Cannot find libtool" >&5
+		{ { echo "$as_me:5737: error: Cannot find libtool" >&5
 echo "$as_me: error: Cannot find libtool" >&2;}
    { (exit 1); exit 1; }; }
 	fi
@@ -5329,7 +5750,7 @@ echo "$as_me: error: Cannot find libtool" >&2;}
 
 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
 then
-	echo "$as_me:5332: checking version of $LIBTOOL" >&5
+	echo "$as_me:5753: checking version of $LIBTOOL" >&5
 echo $ECHO_N "checking version of $LIBTOOL... $ECHO_C" >&6
 
 if test -n "$LIBTOOL" && test "$LIBTOOL" != none
@@ -5340,15 +5761,27 @@ else
 fi
 test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
 
-	echo "$as_me:5343: result: $cf_cv_libtool_version" >&5
+	echo "$as_me:5764: result: $cf_cv_libtool_version" >&5
 echo "${ECHO_T}$cf_cv_libtool_version" >&6
-	if test -z "$cf_cv_libtool_version" ; then
-		{ { echo "$as_me:5346: error: This is not GNU libtool" >&5
+	if test -n "$cf_cv_libtool_version"
+	then
+		cf_check_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' -e 's,[()],...,g' -e 's,[ ],-,g' -e '2,$d'`
+		case "x$cf_check_libtool_version" in
+		(*...GNU-libtool...*)
+			;;
+		(*)
+			{ { echo "$as_me:5773: error: This is not GNU libtool" >&5
 echo "$as_me: error: This is not GNU libtool" >&2;}
+   { (exit 1); exit 1; }; }
+			;;
+		esac
+	else
+		{ { echo "$as_me:5779: error: No version found for $LIBTOOL" >&5
+echo "$as_me: error: No version found for $LIBTOOL" >&2;}
    { (exit 1); exit 1; }; }
 	fi
 else
-	{ { echo "$as_me:5351: error: GNU libtool has not been found" >&5
+	{ { echo "$as_me:5784: error: GNU libtool has not been found" >&5
 echo "$as_me: error: GNU libtool has not been found" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -5362,7 +5795,7 @@ fi
 	esac
 
 	# special hack to add --tag option for C++ compiler
-	case $cf_cv_libtool_version in
+	case "$cf_cv_libtool_version" in
 	(1.[5-9]*|[2-9].[0-9.a-z]*)
 		LIBTOOL_CXX="$LIBTOOL --tag=CXX"
 		LIBTOOL="$LIBTOOL --tag=CC"
@@ -5384,7 +5817,7 @@ cf_list_models="$cf_list_models libtool"
 
 else
 
-echo "$as_me:5387: checking if you want to build shared libraries" >&5
+echo "$as_me:5820: checking if you want to build shared libraries" >&5
 echo $ECHO_N "checking if you want to build shared libraries... $ECHO_C" >&6
 
 # Check whether --with-shared or --without-shared was given.
@@ -5394,11 +5827,11 @@ if test "${with_shared+set}" = set; then
 else
   with_shared=no
 fi;
-echo "$as_me:5397: result: $with_shared" >&5
+echo "$as_me:5830: result: $with_shared" >&5
 echo "${ECHO_T}$with_shared" >&6
 test "x$with_shared" = "xyes" && cf_list_models="$cf_list_models shared"
 
-echo "$as_me:5401: checking if you want to build static libraries" >&5
+echo "$as_me:5834: checking if you want to build static libraries" >&5
 echo $ECHO_N "checking if you want to build static libraries... $ECHO_C" >&6
 
 # Check whether --with-normal or --without-normal was given.
@@ -5408,11 +5841,11 @@ if test "${with_normal+set}" = set; then
 else
   with_normal=yes
 fi;
-echo "$as_me:5411: result: $with_normal" >&5
+echo "$as_me:5844: result: $with_normal" >&5
 echo "${ECHO_T}$with_normal" >&6
 test "x$with_normal" = "xyes" && cf_list_models="$cf_list_models normal"
 
-echo "$as_me:5415: checking if you want to build debug libraries" >&5
+echo "$as_me:5848: checking if you want to build debug libraries" >&5
 echo $ECHO_N "checking if you want to build debug libraries... $ECHO_C" >&6
 
 # Check whether --with-debug or --without-debug was given.
@@ -5422,11 +5855,11 @@ if test "${with_debug+set}" = set; then
 else
   with_debug=yes
 fi;
-echo "$as_me:5425: result: $with_debug" >&5
+echo "$as_me:5858: result: $with_debug" >&5
 echo "${ECHO_T}$with_debug" >&6
 test "x$with_debug" = "xyes" && cf_list_models="$cf_list_models debug"
 
-echo "$as_me:5429: checking if you want to build profiling libraries" >&5
+echo "$as_me:5862: checking if you want to build profiling libraries" >&5
 echo $ECHO_N "checking if you want to build profiling libraries... $ECHO_C" >&6
 
 # Check whether --with-profile or --without-profile was given.
@@ -5436,7 +5869,7 @@ if test "${with_profile+set}" = set; then
 else
   with_profile=no
 fi;
-echo "$as_me:5439: result: $with_profile" >&5
+echo "$as_me:5872: result: $with_profile" >&5
 echo "${ECHO_T}$with_profile" >&6
 test "x$with_profile" = "xyes" && cf_list_models="$cf_list_models profile"
 
@@ -5444,7 +5877,7 @@ fi
 
 if test "X$cf_with_cxx_binding" != Xno; then
 if test "x$with_shared" = "xyes"; then
-echo "$as_me:5447: checking if you want to build C++ shared libraries" >&5
+echo "$as_me:5880: checking if you want to build C++ shared libraries" >&5
 echo $ECHO_N "checking if you want to build C++ shared libraries... $ECHO_C" >&6
 
 # Check whether --with-cxx-shared or --without-cxx-shared was given.
@@ -5454,26 +5887,26 @@ if test "${with_cxx_shared+set}" = set; then
 else
   with_shared_cxx=no
 fi;
-echo "$as_me:5457: result: $with_shared_cxx" >&5
+echo "$as_me:5890: result: $with_shared_cxx" >&5
 echo "${ECHO_T}$with_shared_cxx" >&6
 fi
 fi
 
 ###############################################################################
 
-echo "$as_me:5464: checking for specified models" >&5
+echo "$as_me:5897: checking for specified models" >&5
 echo $ECHO_N "checking for specified models... $ECHO_C" >&6
 test -z "$cf_list_models" && cf_list_models=normal
 test "$with_libtool" != "no" && cf_list_models=libtool
-echo "$as_me:5468: result: $cf_list_models" >&5
+echo "$as_me:5901: result: $cf_list_models" >&5
 echo "${ECHO_T}$cf_list_models" >&6
 
 ### Use the first model as the default, and save its suffix for use in building
 ### up test-applications.
-echo "$as_me:5473: checking for default model" >&5
+echo "$as_me:5906: checking for default model" >&5
 echo $ECHO_N "checking for default model... $ECHO_C" >&6
 DFT_LWR_MODEL=`echo "$cf_list_models" | $AWK '{print $1}'`
-echo "$as_me:5476: result: $DFT_LWR_MODEL" >&5
+echo "$as_me:5909: result: $DFT_LWR_MODEL" >&5
 echo "${ECHO_T}$DFT_LWR_MODEL" >&6
 
 DFT_UPR_MODEL=`echo "$DFT_LWR_MODEL" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
@@ -5487,7 +5920,7 @@ LIB_NAME=ncurses
 LIB_DIR=../lib
 LIB_2ND=../../lib
 
-echo "$as_me:5490: checking if you want to have a library-prefix" >&5
+echo "$as_me:5923: checking if you want to have a library-prefix" >&5
 echo $ECHO_N "checking if you want to have a library-prefix... $ECHO_C" >&6
 
 # Check whether --with-lib-prefix or --without-lib-prefix was given.
@@ -5497,13 +5930,13 @@ if test "${with_lib_prefix+set}" = set; then
 else
   with_lib_prefix=auto
 fi;
-echo "$as_me:5500: result: $with_lib_prefix" >&5
+echo "$as_me:5933: result: $with_lib_prefix" >&5
 echo "${ECHO_T}$with_lib_prefix" >&6
 
-if test $with_lib_prefix = auto
+if test "$with_lib_prefix" = auto
 then
 
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(OS/2*|os2*)
 		if test "$DFT_LWR_MODEL" = libtool; then
 			LIB_PREFIX='lib'
@@ -5519,7 +5952,7 @@ then
 	esac
 cf_prefix=$LIB_PREFIX
 
-elif test $with_lib_prefix = no
+elif test "$with_lib_prefix" = no
 then
 	LIB_PREFIX=
 else
@@ -5528,471 +5961,876 @@ fi
 
 LIB_SUFFIX=
 
-	echo "$as_me:5531: checking for PATH separator" >&5
+	echo "$as_me:5964: checking for PATH separator" >&5
 echo $ECHO_N "checking for PATH separator... $ECHO_C" >&6
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(os2*)	PATH_SEPARATOR=';'  ;;
 	(*)	${PATH_SEPARATOR:=':'}  ;;
 	esac
 
-	echo "$as_me:5538: result: $PATH_SEPARATOR" >&5
+	echo "$as_me:5971: result: $PATH_SEPARATOR" >&5
 echo "${ECHO_T}$PATH_SEPARATOR" >&6
 
-###############################################################################
-
-echo "$as_me:5543: checking if you want to build a separate terminfo library" >&5
-echo $ECHO_N "checking if you want to build a separate terminfo library... $ECHO_C" >&6
-
-# Check whether --with-termlib or --without-termlib was given.
-if test "${with_termlib+set}" = set; then
-  withval="$with_termlib"
-  with_termlib=$withval
+# headers needed for checks...
+echo "$as_me:5975: checking for ANSI C header files" >&5
+echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
+if test "${ac_cv_header_stdc+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  with_termlib=no
-fi;
-echo "$as_me:5553: result: $with_termlib" >&5
-echo "${ECHO_T}$with_termlib" >&6
-
-echo "$as_me:5556: checking if you want to build a separate tic library" >&5
-echo $ECHO_N "checking if you want to build a separate tic library... $ECHO_C" >&6
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 5981 "configure"
+#include "confdefs.h"
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
 
-# Check whether --with-ticlib or --without-ticlib was given.
-if test "${with_ticlib+set}" = set; then
-  withval="$with_ticlib"
-  with_ticlib=$withval
+_ACEOF
+if { (eval echo "$as_me:5989: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:5995: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
 else
-  with_ticlib=no
-fi;
-echo "$as_me:5566: result: $with_ticlib" >&5
-echo "${ECHO_T}$with_ticlib" >&6
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  ac_cv_header_stdc=yes
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  ac_cv_header_stdc=no
+fi
+rm -f conftest.err "conftest.$ac_ext"
 
-if test X"$CC_G_OPT" = X"" ; then
-	CC_G_OPT='-g'
-	test -n "$GCC" && test "x${ac_cv_prog_cc_g}" != xyes && CC_G_OPT=''
+if test $ac_cv_header_stdc = yes; then
+  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6017 "configure"
+#include "confdefs.h"
+#include <string.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "memchr" >/dev/null 2>&1; then
+  :
+else
+  ac_cv_header_stdc=no
 fi
+rm -rf conftest*
 
-if test X"$CXX_G_OPT" = X"" ; then
-	CXX_G_OPT='-g'
-	test -n "$GXX" && test "x${ac_cv_prog_cxx_g}" != xyes && CXX_G_OPT=''
 fi
 
-echo "$as_me:5579: checking for default loader flags" >&5
-echo $ECHO_N "checking for default loader flags... $ECHO_C" >&6
-case $DFT_LWR_MODEL in
-(libtool) LD_MODEL=''   ;;
-(normal)  LD_MODEL=''   ;;
-(debug)   LD_MODEL=$CC_G_OPT ;;
-(profile) LD_MODEL='-pg';;
-(shared)  LD_MODEL=''   ;;
-esac
-echo "$as_me:5588: result: $LD_MODEL" >&5
-echo "${ECHO_T}$LD_MODEL" >&6
+if test $ac_cv_header_stdc = yes; then
+  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6035 "configure"
+#include "confdefs.h"
+#include <stdlib.h>
 
-case $DFT_LWR_MODEL in
-(shared)
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "free" >/dev/null 2>&1; then
+  :
+else
+  ac_cv_header_stdc=no
+fi
+rm -rf conftest*
 
-echo "$as_me:5594: checking if rpath option should be used" >&5
-echo $ECHO_N "checking if rpath option should be used... $ECHO_C" >&6
+fi
 
-# Check whether --enable-rpath or --disable-rpath was given.
-if test "${enable_rpath+set}" = set; then
-  enableval="$enable_rpath"
-  cf_cv_enable_rpath=$enableval
+if test $ac_cv_header_stdc = yes; then
+  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
+  if test "$cross_compiling" = yes; then
+  :
 else
-  cf_cv_enable_rpath=no
-fi;
-echo "$as_me:5604: result: $cf_cv_enable_rpath" >&5
-echo "${ECHO_T}$cf_cv_enable_rpath" >&6
-
-echo "$as_me:5607: checking if shared libraries should be relinked during install" >&5
-echo $ECHO_N "checking if shared libraries should be relinked during install... $ECHO_C" >&6
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6056 "configure"
+#include "confdefs.h"
+#include <ctype.h>
+#if ((' ' & 0x0FF) == 0x020)
+# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
+#else
+# define ISLOWER(c) (('a' <= (c) && (c) <= 'i') \
+                     || ('j' <= (c) && (c) <= 'r') \
+                     || ('s' <= (c) && (c) <= 'z'))
+# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
+#endif
 
-# Check whether --enable-relink or --disable-relink was given.
-if test "${enable_relink+set}" = set; then
-  enableval="$enable_relink"
-  cf_cv_do_relink=$enableval
+#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+int
+main (void)
+{
+  int i;
+  for (i = 0; i < 256; i++)
+    if (XOR (islower (i), ISLOWER (i))
+        || toupper (i) != TOUPPER (i))
+      $ac_main_return(2);
+  $ac_main_return (0);
+}
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:6082: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:6085: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:6087: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:6090: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  :
 else
-  cf_cv_do_relink=yes
-fi;
-echo "$as_me:5617: result: $cf_cv_do_relink" >&5
-echo "${ECHO_T}$cf_cv_do_relink" >&6
-	;;
-esac
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_header_stdc=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+fi
+fi
+echo "$as_me:6103: result: $ac_cv_header_stdc" >&5
+echo "${ECHO_T}$ac_cv_header_stdc" >&6
+if test $ac_cv_header_stdc = yes; then
 
-# we will build libraries one-level down.
-rel_builddir=..
+cat >>confdefs.h <<\EOF
+#define STDC_HEADERS 1
+EOF
 
-LD_RPATH_OPT=
-if test "x$cf_cv_enable_rpath" != xno
-then
-	echo "$as_me:5628: checking for an rpath option" >&5
-echo $ECHO_N "checking for an rpath option... $ECHO_C" >&6
-	case $cf_cv_system_name in
-	(irix*)
-		if test "$GCC" = yes; then
-			LD_RPATH_OPT="-Wl,-rpath,"
-		else
-			LD_RPATH_OPT="-rpath "
-		fi
-		;;
-	(linux*|gnu*|k*bsd*-gnu|freebsd*)
-		LD_RPATH_OPT="-Wl,-rpath,"
-		;;
-	(openbsd[2-9].*|mirbsd*)
-		LD_RPATH_OPT="-Wl,-rpath,"
-		;;
-	(dragonfly*)
-		LD_RPATH_OPT="-rpath "
-		;;
-	(netbsd*)
-		LD_RPATH_OPT="-Wl,-rpath,"
-		;;
-	(osf*|mls+*)
-		LD_RPATH_OPT="-rpath "
-		;;
-	(solaris2*)
-		LD_RPATH_OPT="-R"
-		;;
-	(*)
-		;;
-	esac
-	echo "$as_me:5659: result: $LD_RPATH_OPT" >&5
-echo "${ECHO_T}$LD_RPATH_OPT" >&6
+fi
 
-	case "x$LD_RPATH_OPT" in
-	(x-R*)
-		echo "$as_me:5664: checking if we need a space after rpath option" >&5
-echo $ECHO_N "checking if we need a space after rpath option... $ECHO_C" >&6
-		cf_save_LIBS="$LIBS"
+# On IRIX 5.3, sys/types and inttypes.h are conflicting.
 
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in ${LD_RPATH_OPT}$libdir; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
+                  inttypes.h stdint.h unistd.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:6119: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6125 "configure"
+#include "confdefs.h"
+$ac_includes_default
+#include <$ac_header>
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:6131: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:6134: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:6137: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:6140: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+eval "$as_ac_Header=no"
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+echo "$as_me:6150: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+EOF
+
+fi
 done
-LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 5685 "configure"
+echo "$as_me:6160: checking whether exit is declared" >&5
+echo $ECHO_N "checking whether exit is declared... $ECHO_C" >&6
+if test "${ac_cv_have_decl_exit+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6166 "configure"
 #include "confdefs.h"
-
+$ac_includes_default
 int
 main (void)
 {
+#ifndef exit
+  char *p = (char *) exit; (void) p;
+#endif
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5697: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:6181: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5700: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5703: \"$ac_try\"") >&5
+  echo "$as_me:6184: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:6187: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5706: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_rpath_space=no
+  echo "$as_me:6190: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_have_decl_exit=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_rpath_space=yes
+cat "conftest.$ac_ext" >&5
+ac_cv_have_decl_exit=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		LIBS="$cf_save_LIBS"
-		echo "$as_me:5716: result: $cf_rpath_space" >&5
-echo "${ECHO_T}$cf_rpath_space" >&6
-		test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
-		;;
-	esac
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+echo "$as_me:6200: result: $ac_cv_have_decl_exit" >&5
+echo "${ECHO_T}$ac_cv_have_decl_exit" >&6
 
-	RM_SHARED_OPTS=
-	LOCAL_LDFLAGS=
-	LOCAL_LDFLAGS2=
-	LD_SHARED_OPTS=
-	INSTALL_LIB="-m 644"
-	: ${rel_builddir:=.}
-
-	shlibdir=$libdir
-
-	MAKE_DLLS="#"
-
-	cf_cv_do_symlinks=no
-	cf_ld_rpath_opt=
-	test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
-
-	echo "$as_me:5738: checking if release/abi version should be used for shared libs" >&5
-echo $ECHO_N "checking if release/abi version should be used for shared libs... $ECHO_C" >&6
-
-# Check whether --with-shlib-version or --without-shlib-version was given.
-if test "${with_shlib_version+set}" = set; then
-  withval="$with_shlib_version"
-  test -z "$withval" && withval=auto
-	case $withval in
-	(yes)
-		cf_cv_shlib_version=auto
-		;;
-	(rel|abi|auto)
-		cf_cv_shlib_version=$withval
-		;;
-	(*)
-		echo "$as_me:5753: result: $withval" >&5
-echo "${ECHO_T}$withval" >&6
-		{ { echo "$as_me:5755: error: option value must be one of: rel, abi, or auto" >&5
-echo "$as_me: error: option value must be one of: rel, abi, or auto" >&2;}
-   { (exit 1); exit 1; }; }
-		;;
-	esac
+ac_header_dirent=no
+for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do
+  as_ac_Header=`echo "ac_cv_header_dirent_$ac_hdr" | $as_tr_sh`
+echo "$as_me:6206: checking for $ac_hdr that defines DIR" >&5
+echo $ECHO_N "checking for $ac_hdr that defines DIR... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6212 "configure"
+#include "confdefs.h"
+#include <sys/types.h>
+#include <$ac_hdr>
 
+int
+main (void)
+{
+if ((DIR *) 0)
+return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:6227: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:6230: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:6233: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:6236: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  eval "$as_ac_Header=yes"
 else
-  cf_cv_shlib_version=auto
-fi;
-	echo "$as_me:5764: result: $cf_cv_shlib_version" >&5
-echo "${ECHO_T}$cf_cv_shlib_version" >&6
-
-	cf_cv_rm_so_locs=no
-	cf_try_cflags=
-
-	# Some less-capable ports of gcc support only -fpic
-	CC_SHARED_OPTS=
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+eval "$as_ac_Header=no"
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+echo "$as_me:6246: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_hdr" | $as_tr_cpp` 1
+EOF
 
-	cf_try_fPIC=no
-	if test "$GCC" = yes
-	then
-		cf_try_fPIC=yes
-	else
-		case $cf_cv_system_name in
-		(*linux*)	# e.g., PGI compiler
-			cf_try_fPIC=yes
-			;;
-		esac
-	fi
+ac_header_dirent=$ac_hdr; break
+fi
 
-	if test "$cf_try_fPIC" = yes
-	then
-		echo "$as_me:5787: checking which $CC option to use" >&5
-echo $ECHO_N "checking which $CC option to use... $ECHO_C" >&6
-		cf_save_CFLAGS="$CFLAGS"
-		for CC_SHARED_OPTS in -fPIC -fpic ''
-		do
-			CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
-			cat >conftest.$ac_ext <<_ACEOF
-#line 5794 "configure"
+done
+# Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
+if test $ac_header_dirent = dirent.h; then
+  echo "$as_me:6259: checking for opendir in -ldir" >&5
+echo $ECHO_N "checking for opendir in -ldir... $ECHO_C" >&6
+if test "${ac_cv_lib_dir_opendir+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-ldir  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6267 "configure"
 #include "confdefs.h"
-#include <stdio.h>
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char opendir ();
 int
 main (void)
 {
-int x = 1
+opendir ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5806: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6286: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5809: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5812: \"$ac_try\"") >&5
+  echo "$as_me:6289: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6292: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5815: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  break
+  echo "$as_me:6295: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_dir_opendir=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_dir_opendir=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:6306: result: $ac_cv_lib_dir_opendir" >&5
+echo "${ECHO_T}$ac_cv_lib_dir_opendir" >&6
+if test "$ac_cv_lib_dir_opendir" = yes; then
+  LIBS="$LIBS -ldir"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-		done
-		echo "$as_me:5824: result: $CC_SHARED_OPTS" >&5
-echo "${ECHO_T}$CC_SHARED_OPTS" >&6
-		CFLAGS="$cf_save_CFLAGS"
-	fi
-
-	cf_cv_shlib_version_infix=no
 
-	case $cf_cv_system_name in
-	(aix4.3-9*|aix[5-7]*)
-		if test "$GCC" = yes; then
-			CC_SHARED_OPTS='-Wl,-brtl'
-			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o $@'
-		else
-			CC_SHARED_OPTS='-brtl'
-			# as well as '-qpic=large -G' or perhaps "-bM:SRE -bnoentry -bexpall"
-			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o $@'
-		fi
-		;;
-	(beos*)
-		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -o $@ -Xlinker -soname=`basename $@` -nostart -e 0'
-		;;
-	(cygwin*)
-		CC_SHARED_OPTS=
-		MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh $@ ${CC} ${CFLAGS}'
-		RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
-		cf_cv_shlib_version=cygdll
-		cf_cv_shlib_version_infix=cygdll
-		shlibdir=$bindir
-		MAKE_DLLS=
-		cat >mk_shared_lib.sh <<-CF_EOF
-		#!$SHELL
-		SHARED_LIB=\$1
-		IMPORT_LIB=\`echo "\$1" | sed -e 's/cyg/lib/' -e 's/[0-9]*\.dll$/.dll.a/'\`
-		shift
-		cat <<-EOF
-		Linking shared library
-		** SHARED_LIB \$SHARED_LIB
-		** IMPORT_LIB \$IMPORT_LIB
-EOF
-		exec \$* ${LDFLAGS} -shared -Wl,--out-implib=\${IMPORT_LIB} -Wl,--export-all-symbols -o \${SHARED_LIB}
-CF_EOF
-		chmod +x mk_shared_lib.sh
-		;;
-	(msys*)
-		CC_SHARED_OPTS=
-		MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh $@ ${CC} ${CFLAGS}'
-		RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
-		cf_cv_shlib_version=msysdll
-		cf_cv_shlib_version_infix=msysdll
-		shlibdir=$bindir
-		MAKE_DLLS=
-		cat >mk_shared_lib.sh <<-CF_EOF
-		#!$SHELL
-		SHARED_LIB=\$1
-		IMPORT_LIB=\`echo "\$1" | sed -e 's/msys-/lib/' -e 's/[0-9]*\.dll$/.dll.a/'\`
-		shift
-		cat <<-EOF
-		Linking shared library
-		** SHARED_LIB \$SHARED_LIB
-		** IMPORT_LIB \$IMPORT_LIB
-EOF
-		exec \$* ${LDFLAGS} -shared -Wl,--out-implib=\${IMPORT_LIB} -Wl,--export-all-symbols -o \${SHARED_LIB}
-CF_EOF
-		chmod +x mk_shared_lib.sh
-		;;
-	(darwin*)
-		cf_try_cflags="no-cpp-precomp"
-		CC_SHARED_OPTS="-dynamic"
-		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $@` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $@'
-		test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
-		cf_cv_shlib_version_infix=yes
-		echo "$as_me:5895: checking if ld -search_paths_first works" >&5
-echo $ECHO_N "checking if ld -search_paths_first works... $ECHO_C" >&6
-if test "${cf_cv_ldflags_search_paths_first+set}" = set; then
+else
+  echo "$as_me:6313: checking for opendir in -lx" >&5
+echo $ECHO_N "checking for opendir in -lx... $ECHO_C" >&6
+if test "${ac_cv_lib_x_opendir+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-
-			cf_save_LDFLAGS=$LDFLAGS
-			LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
-			cat >conftest.$ac_ext <<_ACEOF
-#line 5904 "configure"
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lx  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6321 "configure"
 #include "confdefs.h"
 
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char opendir ();
 int
 main (void)
 {
-int i;
+opendir ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5916: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6340: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5919: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5922: \"$ac_try\"") >&5
+  echo "$as_me:6343: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6346: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5925: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_ldflags_search_paths_first=yes
+  echo "$as_me:6349: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_x_opendir=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_ldflags_search_paths_first=no
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_x_opendir=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-				LDFLAGS=$cf_save_LDFLAGS
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:6360: result: $ac_cv_lib_x_opendir" >&5
+echo "${ECHO_T}$ac_cv_lib_x_opendir" >&6
+if test "$ac_cv_lib_x_opendir" = yes; then
+  LIBS="$LIBS -lx"
 fi
-echo "$as_me:5936: result: $cf_cv_ldflags_search_paths_first" >&5
-echo "${ECHO_T}$cf_cv_ldflags_search_paths_first" >&6
-		if test $cf_cv_ldflags_search_paths_first = yes; then
-			LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
-		fi
-		;;
-	(hpux[7-8]*)
-		# HP-UX 8.07 ld lacks "+b" option used for libdir search-list
-		if test "$GCC" != yes; then
-			CC_SHARED_OPTS='+Z'
-		fi
-		MK_SHARED_LIB='${LD} ${LDFLAGS} -b -o $@'
-		INSTALL_LIB="-m 555"
-		;;
-	(hpux*)
-		# (tested with gcc 2.7.2 -- I don't have c89)
-		if test "$GCC" = yes; then
-			LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
-		else
-			CC_SHARED_OPTS='+Z'
-			LD_SHARED_OPTS='-Wl,+b,${libdir}'
-		fi
-		MK_SHARED_LIB='${LD} ${LDFLAGS} +b ${libdir} -b -o $@'
-		# HP-UX shared libraries must be executable, and should be
-		# readonly to exploit a quirk in the memory manager.
-		INSTALL_LIB="-m 555"
-		;;
-	(interix*)
-		test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
-		if test "$cf_cv_shlib_version" = rel; then
-			cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
-		else
-			cf_shared_soname='`basename $@`'
-		fi
-		CC_SHARED_OPTS=
-		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
-		;;
-	(irix*)
-		if test "$cf_cv_enable_rpath" = yes ; then
-			EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
-		fi
-		# tested with IRIX 5.2 and 'cc'.
-		if test "$GCC" != yes; then
-			CC_SHARED_OPTS='-KPIC'
-			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -rdata_shared -soname `basename $@` -o $@'
-		else
-			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-soname,`basename $@` -o $@'
-		fi
-		cf_cv_rm_so_locs=yes
-		;;
-	(linux*|gnu*|k*bsd*-gnu)
-		if test "$DFT_LWR_MODEL" = "shared" && test -n "$LD_RPATH_OPT" ; then
-			LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
-			LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
-		fi
-		if test "$cf_cv_enable_rpath" = yes ; then
-			EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
-		fi
 
-	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
+fi
+
+###############################################################################
+
+echo "$as_me:6370: checking if you want to build a separate terminfo library" >&5
+echo $ECHO_N "checking if you want to build a separate terminfo library... $ECHO_C" >&6
+
+# Check whether --with-termlib or --without-termlib was given.
+if test "${with_termlib+set}" = set; then
+  withval="$with_termlib"
+  with_termlib=$withval
+else
+  with_termlib=no
+fi;
+echo "$as_me:6380: result: $with_termlib" >&5
+echo "${ECHO_T}$with_termlib" >&6
+
+echo "$as_me:6383: checking if you want to build a separate tic library" >&5
+echo $ECHO_N "checking if you want to build a separate tic library... $ECHO_C" >&6
+
+# Check whether --with-ticlib or --without-ticlib was given.
+if test "${with_ticlib+set}" = set; then
+  withval="$with_ticlib"
+  with_ticlib=$withval
+else
+  with_ticlib=no
+fi;
+echo "$as_me:6393: result: $with_ticlib" >&5
+echo "${ECHO_T}$with_ticlib" >&6
+
+if test X"$CC_G_OPT" = X"" ; then
+	CC_G_OPT='-g'
+	test -n "$GCC" && test "x${ac_cv_prog_cc_g}" != xyes && CC_G_OPT=''
+fi
+
+if test X"$CXX_G_OPT" = X"" ; then
+	CXX_G_OPT='-g'
+	test -n "$GXX" && test "x${ac_cv_prog_cxx_g}" != xyes && CXX_G_OPT=''
+fi
+
+echo "$as_me:6406: checking for default loader flags" >&5
+echo $ECHO_N "checking for default loader flags... $ECHO_C" >&6
+case "$DFT_LWR_MODEL" in
+(libtool) LD_MODEL=''   ;;
+(normal)  LD_MODEL=''   ;;
+(debug)   LD_MODEL=$CC_G_OPT ;;
+(profile) LD_MODEL='-pg';;
+(shared)  LD_MODEL=''   ;;
+esac
+echo "$as_me:6415: result: $LD_MODEL" >&5
+echo "${ECHO_T}$LD_MODEL" >&6
+
+case "$DFT_LWR_MODEL" in
+(shared)
+
+echo "$as_me:6421: checking if rpath option should be used" >&5
+echo $ECHO_N "checking if rpath option should be used... $ECHO_C" >&6
+
+# Check whether --enable-rpath or --disable-rpath was given.
+if test "${enable_rpath+set}" = set; then
+  enableval="$enable_rpath"
+  cf_cv_enable_rpath=$enableval
+else
+  cf_cv_enable_rpath=no
+fi;
+echo "$as_me:6431: result: $cf_cv_enable_rpath" >&5
+echo "${ECHO_T}$cf_cv_enable_rpath" >&6
+
+echo "$as_me:6434: checking if shared libraries should be relinked during install" >&5
+echo $ECHO_N "checking if shared libraries should be relinked during install... $ECHO_C" >&6
+
+# Check whether --enable-relink or --disable-relink was given.
+if test "${enable_relink+set}" = set; then
+  enableval="$enable_relink"
+  cf_cv_do_relink=$enableval
+else
+  cf_cv_do_relink=yes
+fi;
+echo "$as_me:6444: result: $cf_cv_do_relink" >&5
+echo "${ECHO_T}$cf_cv_do_relink" >&6
+	;;
+esac
+
+# we will build libraries one-level down.
+rel_builddir=..
+
+LD_RPATH_OPT=
+if test "x$cf_cv_enable_rpath" != xno
+then
+	echo "$as_me:6455: checking for an rpath option" >&5
+echo $ECHO_N "checking for an rpath option... $ECHO_C" >&6
+	case "$cf_cv_system_name" in
+	(irix*)
+		if test "$GCC" = yes; then
+			LD_RPATH_OPT="-Wl,-rpath,"
+		else
+			LD_RPATH_OPT="-rpath "
+		fi
+		;;
+	(linux*|gnu*|k*bsd*-gnu|freebsd*)
+		LD_RPATH_OPT="-Wl,-rpath,"
+		;;
+	(openbsd[2-9].*|mirbsd*)
+		LD_RPATH_OPT="-Wl,-rpath,"
+		;;
+	(dragonfly*)
+		LD_RPATH_OPT="-rpath "
+		;;
+	(netbsd*)
+		LD_RPATH_OPT="-Wl,-rpath,"
+		;;
+	(osf*|mls+*)
+		LD_RPATH_OPT="-rpath "
+		;;
+	(solaris2*)
+		LD_RPATH_OPT="-R"
+		;;
+	(*)
+		;;
+	esac
+	echo "$as_me:6486: result: $LD_RPATH_OPT" >&5
+echo "${ECHO_T}$LD_RPATH_OPT" >&6
+
+	case "x$LD_RPATH_OPT" in
+	(x-R*)
+		echo "$as_me:6491: checking if we need a space after rpath option" >&5
+echo $ECHO_N "checking if we need a space after rpath option... $ECHO_C" >&6
+		cf_save_LIBS="$LIBS"
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in ${LD_RPATH_OPT}$libdir; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 6512 "configure"
+#include "confdefs.h"
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6524: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:6527: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6530: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:6533: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_rpath_space=no
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_rpath_space=yes
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		LIBS="$cf_save_LIBS"
+		echo "$as_me:6543: result: $cf_rpath_space" >&5
+echo "${ECHO_T}$cf_rpath_space" >&6
+		test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
+		;;
+	esac
+fi
+
+	RM_SHARED_OPTS=
+	LOCAL_LDFLAGS=
+	LOCAL_LDFLAGS2=
+	LD_SHARED_OPTS=
+	INSTALL_LIB="-m 644"
+	: ${rel_builddir:=.}
+
+	shlibdir=$libdir
+
+	MAKE_DLLS="#"
+
+	cf_cv_do_symlinks=no
+	cf_ld_rpath_opt=
+	test "$cf_cv_enable_rpath" = yes && cf_ld_rpath_opt="$LD_RPATH_OPT"
+
+	echo "$as_me:6565: checking if release/abi version should be used for shared libs" >&5
+echo $ECHO_N "checking if release/abi version should be used for shared libs... $ECHO_C" >&6
+
+# Check whether --with-shlib-version or --without-shlib-version was given.
+if test "${with_shlib_version+set}" = set; then
+  withval="$with_shlib_version"
+  test -z "$withval" && withval=auto
+	case "$withval" in
+	(yes)
+		cf_cv_shlib_version=auto
+		;;
+	(rel|abi|auto)
+		cf_cv_shlib_version=$withval
+		;;
+	(*)
+		echo "$as_me:6580: result: $withval" >&5
+echo "${ECHO_T}$withval" >&6
+		{ { echo "$as_me:6582: error: option value must be one of: rel, abi, or auto" >&5
+echo "$as_me: error: option value must be one of: rel, abi, or auto" >&2;}
+   { (exit 1); exit 1; }; }
+		;;
+	esac
+
+else
+  cf_cv_shlib_version=auto
+fi;
+	echo "$as_me:6591: result: $cf_cv_shlib_version" >&5
+echo "${ECHO_T}$cf_cv_shlib_version" >&6
+
+	cf_cv_rm_so_locs=no
+	cf_try_cflags=
+
+	# Some less-capable ports of gcc support only -fpic
+	CC_SHARED_OPTS=
+
+	cf_try_fPIC=no
+	if test "$GCC" = yes
+	then
+		cf_try_fPIC=yes
+	else
+		case "$cf_cv_system_name" in
+		(*linux*)	# e.g., PGI compiler
+			cf_try_fPIC=yes
+			;;
+		esac
+	fi
+
+	if test "$cf_try_fPIC" = yes
+	then
+		echo "$as_me:6614: checking which $CC option to use" >&5
+echo $ECHO_N "checking which $CC option to use... $ECHO_C" >&6
+		cf_save_CFLAGS="$CFLAGS"
+		for CC_SHARED_OPTS in -fPIC -fpic ''
+		do
+			CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 6621 "configure"
+#include "confdefs.h"
+#include <stdio.h>
+int
+main (void)
+{
+int x = 1
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:6633: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:6636: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:6639: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:6642: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  break
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+		done
+		echo "$as_me:6651: result: $CC_SHARED_OPTS" >&5
+echo "${ECHO_T}$CC_SHARED_OPTS" >&6
+		CFLAGS="$cf_save_CFLAGS"
+	fi
+
+	cf_cv_shlib_version_infix=no
+
+	case "$cf_cv_system_name" in
+	(aix4.3-9*|aix[5-7]*)
+		if test "$GCC" = yes; then
+			CC_SHARED_OPTS='-Wl,-brtl'
+			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o $@'
+		else
+			CC_SHARED_OPTS='-brtl'
+			# as well as '-qpic=large -G' or perhaps "-bM:SRE -bnoentry -bexpall"
+			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o $@'
+		fi
+		;;
+	(beos*)
+		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -o $@ -Xlinker -soname=`basename $@` -nostart -e 0'
+		;;
+	(cygwin*)
+		CC_SHARED_OPTS=
+		MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh $@ ${CC} ${CFLAGS}'
+		RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
+		cf_cv_shlib_version=cygdll
+		cf_cv_shlib_version_infix=cygdll
+		shlibdir=$bindir
+		MAKE_DLLS=
+		cat >mk_shared_lib.sh <<-CF_EOF
+		#!$SHELL
+		SHARED_LIB=\$1
+		IMPORT_LIB=\`echo "\$1" | sed -e 's/cyg/lib/' -e 's/[0-9]*\.dll$/.dll.a/'\`
+		shift
+		cat <<-EOF
+		Linking shared library
+		** SHARED_LIB \$SHARED_LIB
+		** IMPORT_LIB \$IMPORT_LIB
+EOF
+		exec \$* ${LDFLAGS} -shared -Wl,--out-implib=\${IMPORT_LIB} -Wl,--export-all-symbols -o \${SHARED_LIB}
+CF_EOF
+		chmod +x mk_shared_lib.sh
+		;;
+	(msys*)
+		CC_SHARED_OPTS=
+		MK_SHARED_LIB=$SHELL' '$rel_builddir'/mk_shared_lib.sh $@ ${CC} ${CFLAGS}'
+		RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
+		cf_cv_shlib_version=msysdll
+		cf_cv_shlib_version_infix=msysdll
+		shlibdir=$bindir
+		MAKE_DLLS=
+		cat >mk_shared_lib.sh <<-CF_EOF
+		#!$SHELL
+		SHARED_LIB=\$1
+		IMPORT_LIB=\`echo "\$1" | sed -e 's/msys-/lib/' -e 's/[0-9]*\.dll$/.dll.a/'\`
+		shift
+		cat <<-EOF
+		Linking shared library
+		** SHARED_LIB \$SHARED_LIB
+		** IMPORT_LIB \$IMPORT_LIB
+EOF
+		exec \$* ${LDFLAGS} -shared -Wl,--out-implib=\${IMPORT_LIB} -Wl,--export-all-symbols -o \${SHARED_LIB}
+CF_EOF
+		chmod +x mk_shared_lib.sh
+		;;
+	(darwin*)
+		cf_try_cflags="no-cpp-precomp"
+		CC_SHARED_OPTS="-dynamic"
+		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $@` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $@'
+		test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
+		cf_cv_shlib_version_infix=yes
+		echo "$as_me:6722: checking if ld -search_paths_first works" >&5
+echo $ECHO_N "checking if ld -search_paths_first works... $ECHO_C" >&6
+if test "${cf_cv_ldflags_search_paths_first+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+			cf_save_LDFLAGS=$LDFLAGS
+			LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 6731 "configure"
+#include "confdefs.h"
+
+int
+main (void)
+{
+int i;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6743: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:6746: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6749: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:6752: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_ldflags_search_paths_first=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_ldflags_search_paths_first=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+				LDFLAGS=$cf_save_LDFLAGS
+fi
+echo "$as_me:6763: result: $cf_cv_ldflags_search_paths_first" >&5
+echo "${ECHO_T}$cf_cv_ldflags_search_paths_first" >&6
+		if test "$cf_cv_ldflags_search_paths_first" = yes; then
+			LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
+		fi
+		;;
+	(haiku*)
+
+	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
+	if test "$cf_cv_shlib_version" = rel; then
+		cf_cv_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
+	else
+		cf_cv_shared_soname='`basename $@`'
+	fi
+
+		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $@'
+		;;
+	(hpux[7-8]*)
+		# HP-UX 8.07 ld lacks "+b" option used for libdir search-list
+		if test "$GCC" != yes; then
+			CC_SHARED_OPTS='+Z'
+		fi
+		MK_SHARED_LIB='${LD} ${LDFLAGS} -b -o $@'
+		INSTALL_LIB="-m 555"
+		;;
+	(hpux*)
+		# (tested with gcc 2.7.2 -- I don't have c89)
+		if test "$GCC" = yes; then
+			LD_SHARED_OPTS='-Xlinker +b -Xlinker ${libdir}'
+		else
+			CC_SHARED_OPTS='+Z'
+			LD_SHARED_OPTS='-Wl,+b,${libdir}'
+		fi
+		MK_SHARED_LIB='${LD} ${LDFLAGS} +b ${libdir} -b -o $@'
+		# HP-UX shared libraries must be executable, and should be
+		# readonly to exploit a quirk in the memory manager.
+		INSTALL_LIB="-m 555"
+		;;
+	(interix*)
+		test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
+		if test "$cf_cv_shlib_version" = rel; then
+			cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
+		else
+			cf_shared_soname='`basename $@`'
+		fi
+		CC_SHARED_OPTS=
+		MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
+		;;
+	(irix*)
+		if test "$cf_cv_enable_rpath" = yes ; then
+			EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
+		fi
+		# tested with IRIX 5.2 and 'cc'.
+		if test "$GCC" != yes; then
+			CC_SHARED_OPTS='-KPIC'
+			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -rdata_shared -soname `basename $@` -o $@'
+		else
+			MK_SHARED_LIB='${CC} ${LDFLAGS} ${CFLAGS} -shared -Wl,-soname,`basename $@` -o $@'
+		fi
+		cf_cv_rm_so_locs=yes
+		;;
+	(linux*|gnu*|k*bsd*-gnu)
+		if test "$DFT_LWR_MODEL" = "shared" && test -n "$LD_RPATH_OPT" ; then
+			LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
+			LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
+		fi
+		if test "$cf_cv_enable_rpath" = yes ; then
+			EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
+		fi
+
+	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
 	if test "$cf_cv_shlib_version" = rel; then
 		cf_cv_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
 	else
@@ -6214,7 +7052,7 @@ CF_EOF
 		# tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
 		# link with shared libs).
 		MK_SHARED_LIB='${LD} ${LDFLAGS} -set_version ${REL_VERSION}:${ABI_VERSION} -expect_unresolved "*" -shared -soname `basename $@`'
-		case $host_os in
+		case "$host_os" in
 		(osf4*)
 			MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
 			;;
@@ -6271,36 +7109,36 @@ CF_EOF
 			for cf_shared_opts in -xcode=pic32 -xcode=pic13 -KPIC -Kpic -O
 			do
 				CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
-				cat >conftest.$ac_ext <<_ACEOF
-#line 6275 "configure"
+				cat >"conftest.$ac_ext" <<_ACEOF
+#line 7113 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
 main (void)
 {
-printf("Hello\n");
+printf("Hello\\n");
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:6287: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:7125: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:6290: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:6293: \"$ac_try\"") >&5
+  echo "$as_me:7128: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:7131: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6296: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7134: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			done
 			CFLAGS="$cf_save_CFLAGS"
 			CC_SHARED_OPTS=$cf_shared_opts
@@ -6330,7 +7168,7 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 			test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
 			;;
 		(*)
-			{ echo "$as_me:6333: WARNING: ignored --with-shlib-version" >&5
+			{ echo "$as_me:7171: WARNING: ignored --with-shlib-version" >&5
 echo "$as_me: WARNING: ignored --with-shlib-version" >&2;}
 			;;
 		esac
@@ -6340,11 +7178,11 @@ echo "$as_me: WARNING: ignored --with-shlib-version" >&2;}
 	if test -n "$cf_try_cflags"
 	then
 cat > conftest.$ac_ext <<EOF
-#line 6343 "${as_me:-configure}"
+#line 7181 "${as_me:-configure}"
 #include <stdio.h>
 int main(int argc, char *argv[])
 {
-	printf("hello\n");
+	printf("hello\\n");
 	return (argv[argc-1] == 0) ;
 }
 EOF
@@ -6352,18 +7190,18 @@ EOF
 		for cf_opt in $cf_try_cflags
 		do
 			CFLAGS="$cf_save_CFLAGS -$cf_opt"
-			echo "$as_me:6355: checking if CFLAGS option -$cf_opt works" >&5
+			echo "$as_me:7193: checking if CFLAGS option -$cf_opt works" >&5
 echo $ECHO_N "checking if CFLAGS option -$cf_opt works... $ECHO_C" >&6
-			if { (eval echo "$as_me:6357: \"$ac_compile\"") >&5
+			if { (eval echo "$as_me:7195: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:6360: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-				echo "$as_me:6362: result: yes" >&5
+  echo "$as_me:7198: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+				echo "$as_me:7200: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 				cf_save_CFLAGS="$CFLAGS"
 			else
-				echo "$as_me:6366: result: no" >&5
+				echo "$as_me:7204: result: no" >&5
 echo "${ECHO_T}no" >&6
 			fi
 		done
@@ -6374,21 +7212,21 @@ echo "${ECHO_T}no" >&6
 	test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
 	test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
 
-	test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
+	test "$cf_cv_rm_so_locs" = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
 
 	test -n "$verbose" && echo "	CC_SHARED_OPTS: $CC_SHARED_OPTS" 1>&6
 
-echo "${as_me:-configure}:6381: testing CC_SHARED_OPTS: $CC_SHARED_OPTS ..." 1>&5
+echo "${as_me:-configure}:7219: testing CC_SHARED_OPTS: $CC_SHARED_OPTS ..." 1>&5
 
 	test -n "$verbose" && echo "	MK_SHARED_LIB:  $MK_SHARED_LIB" 1>&6
 
-echo "${as_me:-configure}:6385: testing MK_SHARED_LIB:  $MK_SHARED_LIB ..." 1>&5
+echo "${as_me:-configure}:7223: testing MK_SHARED_LIB:  $MK_SHARED_LIB ..." 1>&5
 
-for model in $cf_list_models; do
-	case $model in
+for model in $cf_list_models ; do
+	case "$model" in
 	(libtool)
 
-echo "$as_me:6391: checking for additional libtool options" >&5
+echo "$as_me:7229: checking for additional libtool options" >&5
 echo $ECHO_N "checking for additional libtool options... $ECHO_C" >&6
 
 # Check whether --with-libtool-opts or --without-libtool-opts was given.
@@ -6398,7 +7236,7 @@ if test "${with_libtool_opts+set}" = set; then
 else
   with_libtool_opts=no
 fi;
-echo "$as_me:6401: result: $with_libtool_opts" >&5
+echo "$as_me:7239: result: $with_libtool_opts" >&5
 echo "${ECHO_T}$with_libtool_opts" >&6
 
 case .$with_libtool_opts in
@@ -6409,7 +7247,7 @@ case .$with_libtool_opts in
 	;;
 esac
 
-echo "$as_me:6412: checking if exported-symbols file should be used" >&5
+echo "$as_me:7250: checking if exported-symbols file should be used" >&5
 echo $ECHO_N "checking if exported-symbols file should be used... $ECHO_C" >&6
 
 # Check whether --with-export-syms or --without-export-syms was given.
@@ -6424,7 +7262,7 @@ then
 	with_export_syms='${top_srcdir}/package/${PACKAGE}.sym'
 
 fi
-echo "$as_me:6427: result: $with_export_syms" >&5
+echo "$as_me:7265: result: $with_export_syms" >&5
 echo "${ECHO_T}$with_export_syms" >&6
 if test "x$with_export_syms" != xno
 then
@@ -6435,56 +7273,56 @@ fi
 		;;
 	(shared)
 		if test "$CC_SHARED_OPTS" = "unknown"; then
-			{ { echo "$as_me:6438: error: Shared libraries are not supported in this version" >&5
+			{ { echo "$as_me:7276: error: Shared libraries are not supported in this version" >&5
 echo "$as_me: error: Shared libraries are not supported in this version" >&2;}
    { (exit 1); exit 1; }; }
 		fi
 		# workaround for inept transition to PIE vs PIC...
-		echo "$as_me:6443: checking if current CFLAGS link properly" >&5
+		echo "$as_me:7281: checking if current CFLAGS link properly" >&5
 echo $ECHO_N "checking if current CFLAGS link properly... $ECHO_C" >&6
-		cat >conftest.$ac_ext <<_ACEOF
-#line 6446 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 7284 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
 main (void)
 {
-printf("Hello work\n");
+printf("Hello work\\n");
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6458: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7296: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6461: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6464: \"$ac_try\"") >&5
+  echo "$as_me:7299: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7302: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6467: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7305: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cflags_work=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cflags_work=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		echo "$as_me:6476: result: $cf_cflags_work" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:7314: result: $cf_cflags_work" >&5
 echo "${ECHO_T}$cf_cflags_work" >&6
 		if test "$cf_cflags_work" = no
 		then
 			test -n "$verbose" && echo "	try to work around by appending shared-options" 1>&6
 
-echo "${as_me:-configure}:6482: testing try to work around by appending shared-options ..." 1>&5
+echo "${as_me:-configure}:7320: testing try to work around by appending shared-options ..." 1>&5
 
 			CFLAGS="$CFLAGS $CC_SHARED_OPTS"
 		fi
 
-echo "$as_me:6487: checking if versioned-symbols file should be used" >&5
+echo "$as_me:7325: checking if versioned-symbols file should be used" >&5
 echo $ECHO_N "checking if versioned-symbols file should be used... $ECHO_C" >&6
 
 # Check whether --with-versioned-syms or --without-versioned-syms was given.
@@ -6502,18 +7340,18 @@ case "x$with_versioned_syms" in
 (xno)
 	;;
 (x/*)
-	test -f "$with_versioned_syms" || { { echo "$as_me:6505: error: expected a filename: $with_versioned_syms" >&5
+	test -f "$with_versioned_syms" || { { echo "$as_me:7343: error: expected a filename: $with_versioned_syms" >&5
 echo "$as_me: error: expected a filename: $with_versioned_syms" >&2;}
    { (exit 1); exit 1; }; }
 	;;
 (*)
-	test -f "$with_versioned_syms" || { { echo "$as_me:6510: error: expected a filename: $with_versioned_syms" >&5
+	test -f "$with_versioned_syms" || { { echo "$as_me:7348: error: expected a filename: $with_versioned_syms" >&5
 echo "$as_me: error: expected a filename: $with_versioned_syms" >&2;}
    { (exit 1); exit 1; }; }
 	with_versioned_syms=`pwd`/"$with_versioned_syms"
 	;;
 esac
-echo "$as_me:6516: result: $with_versioned_syms" >&5
+echo "$as_me:7354: result: $with_versioned_syms" >&5
 echo "${ECHO_T}$with_versioned_syms" >&6
 
 RESULTING_SYMS=
@@ -6529,7 +7367,7 @@ then
 		MK_SHARED_LIB=`echo "$MK_SHARED_LIB" | sed -e "s%-Wl,%\\${VERSIONED_SYMS} -Wl,%"`
 		test -n "$verbose" && echo "	MK_SHARED_LIB:  $MK_SHARED_LIB" 1>&6
 
-echo "${as_me:-configure}:6532: testing MK_SHARED_LIB:  $MK_SHARED_LIB ..." 1>&5
+echo "${as_me:-configure}:7370: testing MK_SHARED_LIB:  $MK_SHARED_LIB ..." 1>&5
 
 		;;
 	(*-dy\ *)
@@ -6537,11 +7375,11 @@ echo "${as_me:-configure}:6532: testing MK_SHARED_LIB:  $MK_SHARED_LIB ..." 1>&5
 		MK_SHARED_LIB=`echo "$MK_SHARED_LIB" | sed -e "s%-dy%\\${VERSIONED_SYMS} -dy%"`
 		test -n "$verbose" && echo "	MK_SHARED_LIB:  $MK_SHARED_LIB" 1>&6
 
-echo "${as_me:-configure}:6540: testing MK_SHARED_LIB:  $MK_SHARED_LIB ..." 1>&5
+echo "${as_me:-configure}:7378: testing MK_SHARED_LIB:  $MK_SHARED_LIB ..." 1>&5
 
 		;;
 	(*)
-		{ echo "$as_me:6544: WARNING: this system does not support versioned-symbols" >&5
+		{ echo "$as_me:7382: WARNING: this system does not support versioned-symbols" >&5
 echo "$as_me: WARNING: this system does not support versioned-symbols" >&2;}
 		;;
 	esac
@@ -6553,7 +7391,7 @@ echo "$as_me: WARNING: this system does not support versioned-symbols" >&2;}
 	# symbols.
 	if test "x$VERSIONED_SYMS" != "x"
 	then
-		echo "$as_me:6556: checking if wildcards can be used to selectively omit symbols" >&5
+		echo "$as_me:7394: checking if wildcards can be used to selectively omit symbols" >&5
 echo $ECHO_N "checking if wildcards can be used to selectively omit symbols... $ECHO_C" >&6
 		WILDCARD_SYMS=no
 
@@ -6590,7 +7428,7 @@ local:
 } submodule_1.0;
 EOF
 		cat >conftest.$ac_ext <<EOF
-#line 6593 "configure"
+#line 7431 "configure"
 int	_ismissing(void) { return 1; }
 int	_localf1(void) { return 1; }
 int	_localf2(void) { return 2; }
@@ -6618,10 +7456,10 @@ EOF
 		if make -f conftest.mk 2>&5 >/dev/null
 		then
 			# test for missing symbol in either Data or Text section
-			cf_missing=`nm -P conftest.so 2>&5 |fgrep _ismissing | egrep '[ 	][DT][ 	]'`
+			cf_missing="`nm -P conftest.so 2>&5 |${FGREP-fgrep} _ismissing | ${EGREP-egrep} '[ 	][DT][ 	]'`"
 			test -n "$cf_missing" && WILDCARD_SYMS=yes
 		fi
-		echo "$as_me:6624: result: $WILDCARD_SYMS" >&5
+		echo "$as_me:7462: result: $WILDCARD_SYMS" >&5
 echo "${ECHO_T}$WILDCARD_SYMS" >&6
 		rm -f conftest.*
 	fi
@@ -6634,7 +7472,7 @@ done
 ### Checks for special libraries, must be done up-front.
 SHLIB_LIST=""
 
-echo "$as_me:6637: checking if you want to link with the GPM mouse library" >&5
+echo "$as_me:7475: checking if you want to link with the GPM mouse library" >&5
 echo $ECHO_N "checking if you want to link with the GPM mouse library... $ECHO_C" >&6
 
 # Check whether --with-gpm or --without-gpm was given.
@@ -6644,28 +7482,28 @@ if test "${with_gpm+set}" = set; then
 else
   with_gpm=maybe
 fi;
-echo "$as_me:6647: result: $with_gpm" >&5
+echo "$as_me:7485: result: $with_gpm" >&5
 echo "${ECHO_T}$with_gpm" >&6
 
 if test "$with_gpm" != no ; then
-	echo "$as_me:6651: checking for gpm.h" >&5
+	echo "$as_me:7489: checking for gpm.h" >&5
 echo $ECHO_N "checking for gpm.h... $ECHO_C" >&6
 if test "${ac_cv_header_gpm_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 6657 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 7495 "configure"
 #include "confdefs.h"
 #include <gpm.h>
 _ACEOF
-if { (eval echo "$as_me:6661: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:7499: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:6667: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:7505: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -6678,14 +7516,14 @@ if test -z "$ac_cpp_err"; then
   ac_cv_header_gpm_h=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   ac_cv_header_gpm_h=no
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:6686: result: $ac_cv_header_gpm_h" >&5
+echo "$as_me:7524: result: $ac_cv_header_gpm_h" >&5
 echo "${ECHO_T}$ac_cv_header_gpm_h" >&6
-if test $ac_cv_header_gpm_h = yes; then
+if test "$ac_cv_header_gpm_h" = yes; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_GPM_H 1
@@ -6694,7 +7532,7 @@ EOF
 		if test "$with_gpm" != yes && test "$with_gpm" != maybe ; then
 			test -n "$verbose" && echo "	assuming we really have GPM library" 1>&6
 
-echo "${as_me:-configure}:6697: testing assuming we really have GPM library ..." 1>&5
+echo "${as_me:-configure}:7535: testing assuming we really have GPM library ..." 1>&5
 
 cat >>confdefs.h <<\EOF
 #define HAVE_LIBGPM 1
@@ -6702,15 +7540,15 @@ EOF
 
 			with_gpm=yes
 		else
-			echo "$as_me:6705: checking for Gpm_Open in -lgpm" >&5
+			echo "$as_me:7543: checking for Gpm_Open in -lgpm" >&5
 echo $ECHO_N "checking for Gpm_Open in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_Gpm_Open+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lgpm  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 6713 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 7551 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -6728,39 +7566,39 @@ Gpm_Open ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6732: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7570: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6735: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6738: \"$ac_try\"") >&5
+  echo "$as_me:7573: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7576: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6741: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7579: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_Gpm_Open=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_Gpm_Open=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:6752: result: $ac_cv_lib_gpm_Gpm_Open" >&5
+echo "$as_me:7590: result: $ac_cv_lib_gpm_Gpm_Open" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_Gpm_Open" >&6
-if test $ac_cv_lib_gpm_Gpm_Open = yes; then
+if test "$ac_cv_lib_gpm_Gpm_Open" = yes; then
   with_gpm=yes
 else
 
 				if test "$with_gpm" = maybe; then
-					{ echo "$as_me:6759: WARNING: Cannot link with GPM library" >&5
+					{ echo "$as_me:7597: WARNING: Cannot link with GPM library" >&5
 echo "$as_me: WARNING: Cannot link with GPM library" >&2;}
 					with_gpm=no
 				else
-					{ { echo "$as_me:6763: error: Cannot link with GPM library" >&5
+					{ { echo "$as_me:7601: error: Cannot link with GPM library" >&5
 echo "$as_me: error: Cannot link with GPM library" >&2;}
    { (exit 1); exit 1; }; }
 				fi
@@ -6771,7 +7609,7 @@ fi
 
 else
 
-		test "$with_gpm" != maybe && { echo "$as_me:6774: WARNING: Cannot find GPM header" >&5
+		test "$with_gpm" != maybe && { echo "$as_me:7612: WARNING: Cannot find GPM header" >&5
 echo "$as_me: WARNING: Cannot find GPM header" >&2;}
 		with_gpm=no
 
@@ -6780,7 +7618,7 @@ fi
 fi
 
 if test "$with_gpm" != no ; then
-	echo "$as_me:6783: checking if you want to load GPM dynamically" >&5
+	echo "$as_me:7621: checking if you want to load GPM dynamically" >&5
 echo $ECHO_N "checking if you want to load GPM dynamically... $ECHO_C" >&6
 
 # Check whether --with-dlsym or --without-dlsym was given.
@@ -6790,18 +7628,18 @@ if test "${with_dlsym+set}" = set; then
 else
   with_dlsym=yes
 fi;
-	echo "$as_me:6793: result: $with_dlsym" >&5
+	echo "$as_me:7631: result: $with_dlsym" >&5
 echo "${ECHO_T}$with_dlsym" >&6
 	if test "x$with_dlsym" = xyes ; then
 
 cf_have_dlsym=no
-echo "$as_me:6798: checking for dlsym" >&5
+echo "$as_me:7636: checking for dlsym" >&5
 echo $ECHO_N "checking for dlsym... $ECHO_C" >&6
 if test "${ac_cv_func_dlsym+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 6804 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 7642 "configure"
 #include "confdefs.h"
 #define dlsym autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -6831,42 +7669,42 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6835: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7673: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6838: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6841: \"$ac_try\"") >&5
+  echo "$as_me:7676: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7679: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6844: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7682: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_dlsym=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_dlsym=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:6854: result: $ac_cv_func_dlsym" >&5
+echo "$as_me:7692: result: $ac_cv_func_dlsym" >&5
 echo "${ECHO_T}$ac_cv_func_dlsym" >&6
-if test $ac_cv_func_dlsym = yes; then
+if test "$ac_cv_func_dlsym" = yes; then
   cf_have_dlsym=yes
 else
 
 cf_have_libdl=no
-echo "$as_me:6861: checking for dlsym in -ldl" >&5
+echo "$as_me:7699: checking for dlsym in -ldl" >&5
 echo $ECHO_N "checking for dlsym in -ldl... $ECHO_C" >&6
 if test "${ac_cv_lib_dl_dlsym+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 6869 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 7707 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -6884,30 +7722,30 @@ dlsym ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6888: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7726: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6891: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6894: \"$ac_try\"") >&5
+  echo "$as_me:7729: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7732: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6897: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7735: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_dl_dlsym=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_dl_dlsym=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:6908: result: $ac_cv_lib_dl_dlsym" >&5
+echo "$as_me:7746: result: $ac_cv_lib_dl_dlsym" >&5
 echo "${ECHO_T}$ac_cv_lib_dl_dlsym" >&6
-if test $ac_cv_lib_dl_dlsym = yes; then
+if test "$ac_cv_lib_dl_dlsym" = yes; then
 
 	cf_have_dlsym=yes
 	cf_have_libdl=yes
@@ -6934,10 +7772,10 @@ done
 LIBS="$cf_add_libs"
  }
 
-	echo "$as_me:6937: checking whether able to link to dl*() functions" >&5
+	echo "$as_me:7775: checking whether able to link to dl*() functions" >&5
 echo $ECHO_N "checking whether able to link to dl*() functions... $ECHO_C" >&6
-	cat >conftest.$ac_ext <<_ACEOF
-#line 6940 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 7778 "configure"
 #include "confdefs.h"
 #include <dlfcn.h>
 int
@@ -6954,18 +7792,18 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6958: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7796: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6961: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6964: \"$ac_try\"") >&5
+  echo "$as_me:7799: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7802: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6967: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7805: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_LIBDL 1
@@ -6973,17 +7811,17 @@ EOF
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
-		{ { echo "$as_me:6978: error: Cannot link test program for libdl" >&5
+		{ { echo "$as_me:7816: error: Cannot link test program for libdl" >&5
 echo "$as_me: error: Cannot link test program for libdl" >&2;}
    { (exit 1); exit 1; }; }
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-	echo "$as_me:6983: result: ok" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+	echo "$as_me:7821: result: ok" >&5
 echo "${ECHO_T}ok" >&6
 else
-	{ { echo "$as_me:6986: error: Cannot find dlsym function" >&5
+	{ { echo "$as_me:7824: error: Cannot find dlsym function" >&5
 echo "$as_me: error: Cannot find dlsym function" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -6991,12 +7829,12 @@ fi
 		if test "x$with_gpm" != xyes ; then
 			test -n "$verbose" && echo "	assuming soname for gpm is $with_gpm" 1>&6
 
-echo "${as_me:-configure}:6994: testing assuming soname for gpm is $with_gpm ..." 1>&5
+echo "${as_me:-configure}:7832: testing assuming soname for gpm is $with_gpm ..." 1>&5
 
 			cf_cv_gpm_soname="$with_gpm"
 		else
 
-echo "$as_me:6999: checking for soname of gpm library" >&5
+echo "$as_me:7837: checking for soname of gpm library" >&5
 echo $ECHO_N "checking for soname of gpm library... $ECHO_C" >&6
 if test "${cf_cv_gpm_soname+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -7030,26 +7868,26 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-	if { (eval echo "$as_me:7033: \"$ac_compile\"") >&5
+	if { (eval echo "$as_me:7871: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7036: \$? = $ac_status" >&5
-  (exit $ac_status); } ; then
-		if { (eval echo "$as_me:7038: \"$ac_link\"") >&5
+  echo "$as_me:7874: \$? = $ac_status" >&5
+  (exit "$ac_status"); } ; then
+		if { (eval echo "$as_me:7876: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7041: \$? = $ac_status" >&5
-  (exit $ac_status); } ; then
-			cf_cv_gpm_soname=`ldd conftest$ac_exeext 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | fgrep libgpm.`
+  echo "$as_me:7879: \$? = $ac_status" >&5
+  (exit "$ac_status"); } ; then
+			cf_cv_gpm_soname="`ldd \"conftest$ac_exeext\" 2>/dev/null | sed -e 's,^.*/,,' -e 's, .*$,,' | ${FGREP-fgrep} libgpm.`"
 			test -z "$cf_cv_gpm_soname" && cf_cv_gpm_soname=unknown
 		fi
 	fi
-rm -rf conftest*
+rm -rf ./conftest*
 LIBS="$cf_save_LIBS"
 fi
 
 fi
-echo "$as_me:7052: result: $cf_cv_gpm_soname" >&5
+echo "$as_me:7890: result: $cf_cv_gpm_soname" >&5
 echo "${ECHO_T}$cf_cv_gpm_soname" >&6
 
 		fi
@@ -7117,15 +7955,15 @@ cat >>confdefs.h <<\EOF
 #define HAVE_LIBGPM 1
 EOF
 
-echo "$as_me:7120: checking for Gpm_Wgetch in -lgpm" >&5
+echo "$as_me:7958: checking for Gpm_Wgetch in -lgpm" >&5
 echo $ECHO_N "checking for Gpm_Wgetch in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_Gpm_Wgetch+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lgpm  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 7128 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 7966 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -7143,32 +7981,32 @@ Gpm_Wgetch ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7147: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7985: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7150: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7153: \"$ac_try\"") >&5
+  echo "$as_me:7988: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7991: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7156: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7994: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_Gpm_Wgetch=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_Gpm_Wgetch=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:7167: result: $ac_cv_lib_gpm_Gpm_Wgetch" >&5
+echo "$as_me:8005: result: $ac_cv_lib_gpm_Gpm_Wgetch" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_Gpm_Wgetch" >&6
-if test $ac_cv_lib_gpm_Gpm_Wgetch = yes; then
+if test "$ac_cv_lib_gpm_Gpm_Wgetch" = yes; then
 
-echo "$as_me:7171: checking if GPM is weakly bound to curses library" >&5
+echo "$as_me:8009: checking if GPM is weakly bound to curses library" >&5
 echo $ECHO_N "checking if GPM is weakly bound to curses library... $ECHO_C" >&6
 if test "${cf_cv_check_gpm_wgetch+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -7192,31 +8030,31 @@ CF_EOF
 	# to rely on the static library, noting that some packagers may not
 	# include it.
 	LIBS="-static -lgpm -dynamic $LIBS"
-	if { (eval echo "$as_me:7195: \"$ac_compile\"") >&5
+	if { (eval echo "$as_me:8033: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7198: \$? = $ac_status" >&5
-  (exit $ac_status); } ; then
-		if { (eval echo "$as_me:7200: \"$ac_link\"") >&5
+  echo "$as_me:8036: \$? = $ac_status" >&5
+  (exit "$ac_status"); } ; then
+		if { (eval echo "$as_me:8038: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7203: \$? = $ac_status" >&5
-  (exit $ac_status); } ; then
-			cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[vVwW]\>'`
+  echo "$as_me:8041: \$? = $ac_status" >&5
+  (exit "$ac_status"); } ; then
+			cf_cv_check_gpm_wgetch="`nm \"conftest$ac_exeext\" | ${EGREP-egrep} '\<wgetch\>' | ${EGREP-egrep} '\<[vVwW]\>'`"
 			test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
 			test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
 		fi
 	fi
-	rm -rf conftest*
+	rm -rf ./conftest*
 	LIBS="$cf_save_LIBS"
 fi
 
 fi
-echo "$as_me:7215: result: $cf_cv_check_gpm_wgetch" >&5
+echo "$as_me:8053: result: $cf_cv_check_gpm_wgetch" >&5
 echo "${ECHO_T}$cf_cv_check_gpm_wgetch" >&6
 
 if test "$cf_cv_check_gpm_wgetch" != yes ; then
-	{ echo "$as_me:7219: WARNING: GPM library is already linked with curses - read the FAQ" >&5
+	{ echo "$as_me:8057: WARNING: GPM library is already linked with curses - read the FAQ" >&5
 echo "$as_me: WARNING: GPM library is already linked with curses - read the FAQ" >&2;}
 fi
 
@@ -7224,7 +8062,7 @@ fi
 
 fi
 
-echo "$as_me:7227: checking if you want to use PCRE2 for regular-expressions" >&5
+echo "$as_me:8065: checking if you want to use PCRE2 for regular-expressions" >&5
 echo $ECHO_N "checking if you want to use PCRE2 for regular-expressions... $ECHO_C" >&6
 
 # Check whether --with-pcre2 or --without-pcre2 was given.
@@ -7233,25 +8071,28 @@ if test "${with_pcre2+set}" = set; then
 
 fi;
 test -z "$with_pcre2" && with_pcre2=no
-echo "$as_me:7236: result: $with_pcre2" >&5
+echo "$as_me:8074: result: $with_pcre2" >&5
 echo "${ECHO_T}$with_pcre2" >&6
 
 if test "x$with_pcre2" != xno ; then
+	cf_with_pcre2_ok=no
+	for cf_with_pcre2 in libpcre2 libpcre2-posix libpcre
+	do
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists libpcre2; then
-	test -n "$verbose" && echo "	found package libpcre2" 1>&6
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "$cf_with_pcre2"; then
+	test -n "$verbose" && echo "	found package $cf_with_pcre2" 1>&6
 
-echo "${as_me:-configure}:7244: testing found package libpcre2 ..." 1>&5
+echo "${as_me:-configure}:8085: testing found package $cf_with_pcre2 ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags libpcre2 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   libpcre2 2>/dev/null`"
-	test -n "$verbose" && echo "	package libpcre2 CFLAGS: $cf_pkgconfig_incs" 1>&6
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "$cf_with_pcre2" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "$cf_with_pcre2" 2>/dev/null`"
+	test -n "$verbose" && echo "	package $cf_with_pcre2 CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:7250: testing package libpcre2 CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:8091: testing package $cf_with_pcre2 CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
-	test -n "$verbose" && echo "	package libpcre2 LIBS: $cf_pkgconfig_libs" 1>&6
+	test -n "$verbose" && echo "	package $cf_with_pcre2 LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:7254: testing package libpcre2 LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:8095: testing package $cf_with_pcre2 LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -7260,19 +8101,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_pkgconfig_incs
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -7291,7 +8132,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -7321,7 +8162,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -7367,170 +8208,36 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-	:
+	cf_with_pcre2_ok=yes; break
 else
 	cf_pkgconfig_incs=
 	cf_pkgconfig_libs=
-
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists libpcre; then
-	test -n "$verbose" && echo "	found package libpcre" 1>&6
-
-echo "${as_me:-configure}:7378: testing found package libpcre ..." 1>&5
-
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags libpcre 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   libpcre 2>/dev/null`"
-	test -n "$verbose" && echo "	package libpcre CFLAGS: $cf_pkgconfig_incs" 1>&6
-
-echo "${as_me:-configure}:7384: testing package libpcre CFLAGS: $cf_pkgconfig_incs ..." 1>&5
-
-	test -n "$verbose" && echo "	package libpcre LIBS: $cf_pkgconfig_libs" 1>&6
-
-echo "${as_me:-configure}:7388: testing package libpcre LIBS: $cf_pkgconfig_libs ..." 1>&5
-
-cf_fix_cppflags=no
-cf_new_cflags=
-cf_new_cppflags=
-cf_new_extra_cppflags=
-
-for cf_add_cflags in $cf_pkgconfig_incs
-do
-case $cf_fix_cppflags in
-(no)
-	case $cf_add_cflags in
-	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
-		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
-
-			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
-				&& test -z "${cf_tst_cflags}" \
-				&& cf_fix_cppflags=yes
-
-			if test $cf_fix_cppflags = yes ; then
-
-	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
-	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
-
-				continue
-			elif test "${cf_tst_cflags}" = "\"'" ; then
-
-	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
-	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
-
-				continue
-			fi
-			;;
-		esac
-		case "$CPPFLAGS" in
-		(*$cf_add_cflags)
-			;;
-		(*)
-			case $cf_add_cflags in
-			(-D*)
-				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
-
-CPPFLAGS=`echo "$CPPFLAGS" | \
-	sed	-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?[ 	]/ /g' \
-		-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?$//g'`
-
-				;;
-			esac
-
-	test -n "$cf_new_cppflags" && cf_new_cppflags="$cf_new_cppflags "
-	cf_new_cppflags="${cf_new_cppflags}$cf_add_cflags"
-
-			;;
-		esac
-		;;
-	(*)
-
-	test -n "$cf_new_cflags" && cf_new_cflags="$cf_new_cflags "
-	cf_new_cflags="${cf_new_cflags}$cf_add_cflags"
-
-		;;
-	esac
-	;;
-(yes)
-
-	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
-	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
-
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
-
-	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
-		&& test -z "${cf_tst_cflags}" \
-		&& cf_fix_cppflags=no
-	;;
-esac
-done
-
-if test -n "$cf_new_cflags" ; then
-
-	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
-	CFLAGS="${CFLAGS}$cf_new_cflags"
-
-fi
-
-if test -n "$cf_new_cppflags" ; then
-
-	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
-	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
-
-fi
-
-if test -n "$cf_new_extra_cppflags" ; then
-
-	test -n "$EXTRA_CPPFLAGS" && EXTRA_CPPFLAGS="$EXTRA_CPPFLAGS "
-	EXTRA_CPPFLAGS="${EXTRA_CPPFLAGS}$cf_new_extra_cppflags"
-
+	:
 fi
 
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in $cf_pkgconfig_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
 	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-LIBS="$cf_add_libs"
-
-	:
-else
-	cf_pkgconfig_incs=
-	cf_pkgconfig_libs=
-
-			{ { echo "$as_me:7509: error: Cannot find PCRE2 library" >&5
+	cf_with_pcre2_ok=yes || { { echo "$as_me:8219: error: Cannot find PCRE2 library" >&5
 echo "$as_me: error: Cannot find PCRE2 library" >&2;}
    { (exit 1); exit 1; }; }
-fi
-
-fi
 
 cat >>confdefs.h <<\EOF
 #define HAVE_LIB_PCRE2 1
 EOF
 
 	# if pkgconfig gave no results, look for the libraries directly
-	case $LIBS in
+	case "$LIBS" in
 	(*pcre2-posix*|*pcreposix*)
 		;;
 	(*)
-		echo "$as_me:7525: checking for regcomp in -lpcre2-posix" >&5
+		echo "$as_me:8232: checking for regcomp in -lpcre2-posix" >&5
 echo $ECHO_N "checking for regcomp in -lpcre2-posix... $ECHO_C" >&6
 if test "${ac_cv_lib_pcre2_posix_regcomp+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpcre2-posix  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 7533 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 8240 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -7548,30 +8255,30 @@ regcomp ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7552: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8259: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7555: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7558: \"$ac_try\"") >&5
+  echo "$as_me:8262: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8265: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7561: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8268: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_pcre2_posix_regcomp=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_pcre2_posix_regcomp=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:7572: result: $ac_cv_lib_pcre2_posix_regcomp" >&5
+echo "$as_me:8279: result: $ac_cv_lib_pcre2_posix_regcomp" >&5
 echo "${ECHO_T}$ac_cv_lib_pcre2_posix_regcomp" >&6
-if test $ac_cv_lib_pcre2_posix_regcomp = yes; then
+if test "$ac_cv_lib_pcre2_posix_regcomp" = yes; then
 
 cf_add_libs="$LIBS"
 # reverse order
@@ -7590,15 +8297,15 @@ done
 LIBS="$cf_add_libs"
 
 else
-  echo "$as_me:7593: checking for regcomp in -lpcreposix" >&5
+  echo "$as_me:8300: checking for regcomp in -lpcreposix" >&5
 echo $ECHO_N "checking for regcomp in -lpcreposix... $ECHO_C" >&6
 if test "${ac_cv_lib_pcreposix_regcomp+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpcreposix  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 7601 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 8308 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -7616,30 +8323,30 @@ regcomp ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7620: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8327: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7623: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7626: \"$ac_try\"") >&5
+  echo "$as_me:8330: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8333: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7629: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8336: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_pcreposix_regcomp=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_pcreposix_regcomp=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:7640: result: $ac_cv_lib_pcreposix_regcomp" >&5
+echo "$as_me:8347: result: $ac_cv_lib_pcreposix_regcomp" >&5
 echo "${ECHO_T}$ac_cv_lib_pcreposix_regcomp" >&6
-if test $ac_cv_lib_pcreposix_regcomp = yes; then
+if test "$ac_cv_lib_pcreposix_regcomp" = yes; then
 
 cf_add_libs="$LIBS"
 # reverse order
@@ -7658,7 +8365,7 @@ done
 LIBS="$cf_add_libs"
 
 else
-  { { echo "$as_me:7661: error: Cannot find PCRE2 POSIX library" >&5
+  { { echo "$as_me:8368: error: Cannot find PCRE2 POSIX library" >&5
 echo "$as_me: error: Cannot find PCRE2 POSIX library" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -7673,24 +8380,24 @@ fi
 for ac_header in pcre2posix.h pcreposix.h
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:7676: checking for $ac_header" >&5
+echo "$as_me:8383: checking for $ac_header" >&5
 echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 7682 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8389 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:7686: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:8393: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:7692: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:8399: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -7703,14 +8410,14 @@ if test -z "$ac_cpp_err"; then
   eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   eval "$as_ac_Header=no"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:7711: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+echo "$as_me:8418: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 EOF
@@ -7718,11 +8425,80 @@ EOF
 fi
 done
 
+for ac_func in PCRE2regcomp
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:8431: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8437 "configure"
+#include "confdefs.h"
+#define $ac_func autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef $ac_func
+
+#ifdef __cplusplus
+extern "C"
+#endif
+
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char $ac_func (void);
+
+int
+main (void)
+{
+
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+#error found stub for $ac_func
+#endif
+
+	return $ac_func ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8468: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:8471: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8474: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:8477: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  eval "$as_ac_var=yes"
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+eval "$as_ac_var=no"
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:8487: result: `eval echo '${'"$as_ac_var"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_var"'}'`" >&6
+if test "`eval echo '${'"$as_ac_var"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
 fi
 
 # not everyone has "test -c"
 if test -c /dev/sysmouse 2>/dev/null ; then
-echo "$as_me:7725: checking if you want to use sysmouse" >&5
+echo "$as_me:8501: checking if you want to use sysmouse" >&5
 echo $ECHO_N "checking if you want to use sysmouse... $ECHO_C" >&6
 
 # Check whether --with-sysmouse or --without-sysmouse was given.
@@ -7733,8 +8509,8 @@ else
   cf_with_sysmouse=maybe
 fi;
 	if test "$cf_with_sysmouse" != no ; then
-	cat >conftest.$ac_ext <<_ACEOF
-#line 7737 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 8513 "configure"
 #include "confdefs.h"
 
 #include <osreldate.h>
@@ -7756,27 +8532,27 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7760: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8536: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7763: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7766: \"$ac_try\"") >&5
+  echo "$as_me:8539: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8542: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7769: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8545: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_with_sysmouse=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_with_sysmouse=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	fi
-echo "$as_me:7779: result: $cf_with_sysmouse" >&5
+echo "$as_me:8555: result: $cf_with_sysmouse" >&5
 echo "${ECHO_T}$cf_with_sysmouse" >&6
 test "$cf_with_sysmouse" = yes &&
 cat >>confdefs.h <<\EOF
@@ -7786,7 +8562,7 @@ EOF
 fi
 
 # pretend that ncurses==ncursesw==ncursest
-echo "$as_me:7789: checking if you want to disable library suffixes" >&5
+echo "$as_me:8565: checking if you want to disable library suffixes" >&5
 echo $ECHO_N "checking if you want to disable library suffixes... $ECHO_C" >&6
 
 # Check whether --enable-lib-suffixes or --disable-lib-suffixes was given.
@@ -7803,13 +8579,13 @@ else
 	disable_lib_suffixes=no
 
 fi;
-echo "$as_me:7806: result: $disable_lib_suffixes" >&5
+echo "$as_me:8582: result: $disable_lib_suffixes" >&5
 echo "${ECHO_T}$disable_lib_suffixes" >&6
 
 ### If we're building with rpath, try to link non-standard libs that way too.
 if test "$DFT_LWR_MODEL" = "shared" && test "x$cf_cv_enable_rpath" != xno; then
 
-echo "$as_me:7812: checking if rpath-hack should be disabled" >&5
+echo "$as_me:8588: checking if rpath-hack should be disabled" >&5
 echo $ECHO_N "checking if rpath-hack should be disabled... $ECHO_C" >&6
 
 # Check whether --enable-rpath-hack or --disable-rpath-hack was given.
@@ -7817,30 +8593,32 @@ if test "${enable_rpath_hack+set}" = set; then
   enableval="$enable_rpath_hack"
   test "$enableval" != no && enableval=yes
 	if test "$enableval" != "yes" ; then
-    cf_disable_rpath_hack=yes
+    enable_rpath_hack=no
 	else
-		cf_disable_rpath_hack=no
+		enable_rpath_hack=yes
 	fi
 else
   enableval=yes
-	cf_disable_rpath_hack=no
+	enable_rpath_hack=yes
 
 fi;
-echo "$as_me:7829: result: $cf_disable_rpath_hack" >&5
+if test "x$enable_rpath_hack" = xno; then cf_disable_rpath_hack=yes; else cf_disable_rpath_hack=no; fi
+echo "$as_me:8606: result: $cf_disable_rpath_hack" >&5
 echo "${ECHO_T}$cf_disable_rpath_hack" >&6
-if test "$cf_disable_rpath_hack" = no ; then
 
-echo "$as_me:7833: checking for updated LDFLAGS" >&5
+if test "$enable_rpath_hack" = yes ; then
+
+echo "$as_me:8611: checking for updated LDFLAGS" >&5
 echo $ECHO_N "checking for updated LDFLAGS... $ECHO_C" >&6
 if test -n "$LD_RPATH_OPT" ; then
-	echo "$as_me:7836: result: maybe" >&5
+	echo "$as_me:8614: result: maybe" >&5
 echo "${ECHO_T}maybe" >&6
 
 	for ac_prog in ldd
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:7843: checking for $ac_word" >&5
+echo "$as_me:8621: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_cf_ldd_prog+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -7855,7 +8633,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_cf_ldd_prog="$ac_prog"
-echo "$as_me:7858: found $ac_dir/$ac_word" >&5
+echo "$as_me:8636: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -7863,10 +8641,10 @@ fi
 fi
 cf_ldd_prog=$ac_cv_prog_cf_ldd_prog
 if test -n "$cf_ldd_prog"; then
-  echo "$as_me:7866: result: $cf_ldd_prog" >&5
+  echo "$as_me:8644: result: $cf_ldd_prog" >&5
 echo "${ECHO_T}$cf_ldd_prog" >&6
 else
-  echo "$as_me:7869: result: no" >&5
+  echo "$as_me:8647: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -7879,8 +8657,8 @@ test -n "$cf_ldd_prog" || cf_ldd_prog="no"
 	then
 		cf_rpath_oops=
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 7883 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 8661 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -7891,25 +8669,25 @@ printf("Hello");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7895: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8673: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7898: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7901: \"$ac_try\"") >&5
+  echo "$as_me:8676: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8679: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7904: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
-		 cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[ 	]/%/%' -e 's%/[^/][^/]*$%%' |sort | uniq`
+  echo "$as_me:8682: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_rpath_oops=`"$cf_ldd_prog" "conftest$ac_exeext" | ${FGREP-fgrep} ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
+		 cf_rpath_list=`"$cf_ldd_prog" "conftest$ac_exeext" | ${FGREP-fgrep} / | sed -e 's%^.*[ 	]/%/%' -e 's%/[^/][^/]*$%%' |sort | uniq`
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 		# If we passed the link-test, but get a "not found" on a given library,
 		# this could be due to inept reconfiguration of gcc to make it only
@@ -7925,11 +8703,11 @@ rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 					/usr/pkg \
 					/opt/sfw
 				do
-					if test -f $cf_rpath_dir/lib/$cf_rpath_src
+					if test -f "$cf_rpath_dir/lib/$cf_rpath_src"
 					then
 						test -n "$verbose" && echo "	...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src" 1>&6
 
-echo "${as_me:-configure}:7932: testing ...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src ..." 1>&5
+echo "${as_me:-configure}:8710: testing ...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src ..." 1>&5
 
 						LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
 						break
@@ -7941,16 +8719,16 @@ echo "${as_me:-configure}:7932: testing ...adding -L$cf_rpath_dir/lib to LDFLAGS
 
 	test -n "$verbose" && echo "	...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS" 1>&6
 
-echo "${as_me:-configure}:7944: testing ...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:8722: testing ...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS ..." 1>&5
 
 test -n "$verbose" && echo "	...checking LDFLAGS $LDFLAGS" 1>&6
 
-echo "${as_me:-configure}:7948: testing ...checking LDFLAGS $LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:8726: testing ...checking LDFLAGS $LDFLAGS ..." 1>&5
 
 cf_rpath_dst=
 for cf_rpath_src in $LDFLAGS
 do
-	case $cf_rpath_src in
+	case "$cf_rpath_src" in
 	(-L*)
 
 		# check if this refers to a directory which we will ignore
@@ -7982,7 +8760,7 @@ do
 			then
 				test -n "$verbose" && echo "	...Filter $cf_rpath_src ->$cf_rpath_tmp" 1>&6
 
-echo "${as_me:-configure}:7985: testing ...Filter $cf_rpath_src ->$cf_rpath_tmp ..." 1>&5
+echo "${as_me:-configure}:8763: testing ...Filter $cf_rpath_src ->$cf_rpath_tmp ..." 1>&5
 
 				EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
 			fi
@@ -7995,16 +8773,16 @@ LDFLAGS=$cf_rpath_dst
 
 test -n "$verbose" && echo "	...checked LDFLAGS $LDFLAGS" 1>&6
 
-echo "${as_me:-configure}:7998: testing ...checked LDFLAGS $LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:8776: testing ...checked LDFLAGS $LDFLAGS ..." 1>&5
 
 test -n "$verbose" && echo "	...checking LIBS $LIBS" 1>&6
 
-echo "${as_me:-configure}:8002: testing ...checking LIBS $LIBS ..." 1>&5
+echo "${as_me:-configure}:8780: testing ...checking LIBS $LIBS ..." 1>&5
 
 cf_rpath_dst=
 for cf_rpath_src in $LIBS
 do
-	case $cf_rpath_src in
+	case "$cf_rpath_src" in
 	(-L*)
 
 		# check if this refers to a directory which we will ignore
@@ -8036,7 +8814,7 @@ do
 			then
 				test -n "$verbose" && echo "	...Filter $cf_rpath_src ->$cf_rpath_tmp" 1>&6
 
-echo "${as_me:-configure}:8039: testing ...Filter $cf_rpath_src ->$cf_rpath_tmp ..." 1>&5
+echo "${as_me:-configure}:8817: testing ...Filter $cf_rpath_src ->$cf_rpath_tmp ..." 1>&5
 
 				EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
 			fi
@@ -8049,14 +8827,14 @@ LIBS=$cf_rpath_dst
 
 test -n "$verbose" && echo "	...checked LIBS $LIBS" 1>&6
 
-echo "${as_me:-configure}:8052: testing ...checked LIBS $LIBS ..." 1>&5
+echo "${as_me:-configure}:8830: testing ...checked LIBS $LIBS ..." 1>&5
 
 	test -n "$verbose" && echo "	...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS" 1>&6
 
-echo "${as_me:-configure}:8056: testing ...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:8834: testing ...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS ..." 1>&5
 
 else
-	echo "$as_me:8059: result: no" >&5
+	echo "$as_me:8837: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8067,10 +8845,10 @@ fi
 ### Depending on the system, someone may use rpath to build ncurses but not
 # want users of the package to rely upon that feature.  Give those people an
 # option to suppress that detail from EXTRA_LDFLAGS.
-EXTRA_PKG_LDFLAGS="$EXTRA_LDFLAGS"
+EXTRA_PKG_LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
 if test -n "$EXTRA_PKG_LDFLAGS"
 then
-	echo "$as_me:8073: checking if you want to disable extra LDFLAGS for package-scripts" >&5
+	echo "$as_me:8851: checking if you want to disable extra LDFLAGS for package-scripts" >&5
 echo $ECHO_N "checking if you want to disable extra LDFLAGS for package-scripts... $ECHO_C" >&6
 
 # Check whether --enable-pkg-ldflags or --disable-pkg-ldflags was given.
@@ -8087,7 +8865,7 @@ else
 	disable_pkg_ldflags=no
 
 fi;
-	echo "$as_me:8090: result: $disable_pkg_ldflags" >&5
+	echo "$as_me:8868: result: $disable_pkg_ldflags" >&5
 echo "${ECHO_T}$disable_pkg_ldflags" >&6
 	test "$disable_pkg_ldflags" = yes && EXTRA_PKG_LDFLAGS=
 fi
@@ -8095,7 +8873,7 @@ fi
 ###############################################################################
 
 ###	use option --with-extra-suffix to append suffix to headers and libraries
-echo "$as_me:8098: checking if you wish to append extra suffix to header/library paths" >&5
+echo "$as_me:8876: checking if you wish to append extra suffix to header/library paths" >&5
 echo $ECHO_N "checking if you wish to append extra suffix to header/library paths... $ECHO_C" >&6
 EXTRA_SUFFIX=
 
@@ -8103,7 +8881,7 @@ EXTRA_SUFFIX=
 if test "${with_extra_suffix+set}" = set; then
   withval="$with_extra_suffix"
   case x$withval in
-	(no)
+	(xno)
 		;;
 	(xyes|x)
 		EXTRA_SUFFIX=$cf_cv_abi_version
@@ -8114,11 +8892,11 @@ if test "${with_extra_suffix+set}" = set; then
 	esac
 
 fi;
-echo "$as_me:8117: result: $EXTRA_SUFFIX" >&5
+echo "$as_me:8895: result: $EXTRA_SUFFIX" >&5
 echo "${ECHO_T}$EXTRA_SUFFIX" >&6
 
 ###	use option --disable-overwrite to leave out the link to -lcurses
-echo "$as_me:8121: checking if you wish to install ncurses overwriting curses" >&5
+echo "$as_me:8899: checking if you wish to install ncurses overwriting curses" >&5
 echo $ECHO_N "checking if you wish to install ncurses overwriting curses... $ECHO_C" >&6
 
 # Check whether --enable-overwrite or --disable-overwrite was given.
@@ -8128,10 +8906,10 @@ if test "${enable_overwrite+set}" = set; then
 else
   if test "$prefix" = "/usr" ; then with_overwrite=yes; else with_overwrite=no; fi
 fi;
-echo "$as_me:8131: result: $with_overwrite" >&5
+echo "$as_me:8909: result: $with_overwrite" >&5
 echo "${ECHO_T}$with_overwrite" >&6
 
-echo "$as_me:8134: checking if external terminfo-database is used" >&5
+echo "$as_me:8912: checking if external terminfo-database is used" >&5
 echo $ECHO_N "checking if external terminfo-database is used... $ECHO_C" >&6
 
 # Check whether --enable-database or --disable-database was given.
@@ -8141,10 +8919,10 @@ if test "${enable_database+set}" = set; then
 else
   use_database=yes
 fi;
-echo "$as_me:8144: result: $use_database" >&5
+echo "$as_me:8922: result: $use_database" >&5
 echo "${ECHO_T}$use_database" >&6
 
-case $host_os in
+case "$host_os" in
 (os2*)
 	TERMINFO_SRC='${top_srcdir}/misc/emx.src'
 	;;
@@ -8157,7 +8935,7 @@ NCURSES_USE_DATABASE=0
 if test "$use_database" != no ; then
 	NCURSES_USE_DATABASE=1
 
-	echo "$as_me:8160: checking which terminfo source-file will be installed" >&5
+	echo "$as_me:8938: checking which terminfo source-file will be installed" >&5
 echo $ECHO_N "checking which terminfo source-file will be installed... $ECHO_C" >&6
 
 # Check whether --with-database or --without-database was given.
@@ -8165,10 +8943,10 @@ if test "${with_database+set}" = set; then
   withval="$with_database"
   TERMINFO_SRC=$withval
 fi;
-	echo "$as_me:8168: result: $TERMINFO_SRC" >&5
+	echo "$as_me:8946: result: $TERMINFO_SRC" >&5
 echo "${ECHO_T}$TERMINFO_SRC" >&6
 
-	echo "$as_me:8171: checking whether to use hashed database instead of directory/tree" >&5
+	echo "$as_me:8949: checking whether to use hashed database instead of directory/tree" >&5
 echo $ECHO_N "checking whether to use hashed database instead of directory/tree... $ECHO_C" >&6
 
 # Check whether --with-hashed-db or --without-hashed-db was given.
@@ -8178,13 +8956,13 @@ if test "${with_hashed_db+set}" = set; then
 else
   with_hashed_db=no
 fi;
-	echo "$as_me:8181: result: $with_hashed_db" >&5
+	echo "$as_me:8959: result: $with_hashed_db" >&5
 echo "${ECHO_T}$with_hashed_db" >&6
 else
 	with_hashed_db=no
 fi
 
-echo "$as_me:8187: checking for list of fallback descriptions" >&5
+echo "$as_me:8965: checking for list of fallback descriptions" >&5
 echo $ECHO_N "checking for list of fallback descriptions... $ECHO_C" >&6
 
 # Check whether --with-fallbacks or --without-fallbacks was given.
@@ -8194,7 +8972,7 @@ if test "${with_fallbacks+set}" = set; then
 else
   with_fallback=
 fi;
-echo "$as_me:8197: result: $with_fallback" >&5
+echo "$as_me:8975: result: $with_fallback" >&5
 echo "${ECHO_T}$with_fallback" >&6
 
 case ".$with_fallback" in
@@ -8202,7 +8980,7 @@ case ".$with_fallback" in
 	FALLBACK_LIST=
 	;;
 (.yes)
-	{ echo "$as_me:8205: WARNING: expected a list of terminal descriptions" >&5
+	{ echo "$as_me:8983: WARNING: expected a list of terminal descriptions" >&5
 echo "$as_me: WARNING: expected a list of terminal descriptions" >&2;}
 	;;
 (*)
@@ -8218,7 +8996,7 @@ esac
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}tic", so it can be a program name with args.
 set dummy ${ac_tool_prefix}tic; ac_word=$2
-echo "$as_me:8221: checking for $ac_word" >&5
+echo "$as_me:8999: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_TIC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8233,7 +9011,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_TIC="${ac_tool_prefix}tic"
-echo "$as_me:8236: found $ac_dir/$ac_word" >&5
+echo "$as_me:9014: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -8241,10 +9019,10 @@ fi
 fi
 TIC=$ac_cv_prog_TIC
 if test -n "$TIC"; then
-  echo "$as_me:8244: result: $TIC" >&5
+  echo "$as_me:9022: result: $TIC" >&5
 echo "${ECHO_T}$TIC" >&6
 else
-  echo "$as_me:8247: result: no" >&5
+  echo "$as_me:9025: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8253,7 +9031,7 @@ if test -z "$ac_cv_prog_TIC"; then
   ac_ct_TIC=$TIC
   # Extract the first word of "tic", so it can be a program name with args.
 set dummy tic; ac_word=$2
-echo "$as_me:8256: checking for $ac_word" >&5
+echo "$as_me:9034: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_TIC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8268,7 +9046,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_TIC="tic"
-echo "$as_me:8271: found $ac_dir/$ac_word" >&5
+echo "$as_me:9049: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -8276,10 +9054,10 @@ fi
 fi
 ac_ct_TIC=$ac_cv_prog_ac_ct_TIC
 if test -n "$ac_ct_TIC"; then
-  echo "$as_me:8279: result: $ac_ct_TIC" >&5
+  echo "$as_me:9057: result: $ac_ct_TIC" >&5
 echo "${ECHO_T}$ac_ct_TIC" >&6
 else
-  echo "$as_me:8282: result: no" >&5
+  echo "$as_me:9060: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8291,7 +9069,7 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}infocmp", so it can be a program name with args.
 set dummy ${ac_tool_prefix}infocmp; ac_word=$2
-echo "$as_me:8294: checking for $ac_word" >&5
+echo "$as_me:9072: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_INFOCMP+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8306,7 +9084,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_INFOCMP="${ac_tool_prefix}infocmp"
-echo "$as_me:8309: found $ac_dir/$ac_word" >&5
+echo "$as_me:9087: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -8314,10 +9092,10 @@ fi
 fi
 INFOCMP=$ac_cv_prog_INFOCMP
 if test -n "$INFOCMP"; then
-  echo "$as_me:8317: result: $INFOCMP" >&5
+  echo "$as_me:9095: result: $INFOCMP" >&5
 echo "${ECHO_T}$INFOCMP" >&6
 else
-  echo "$as_me:8320: result: no" >&5
+  echo "$as_me:9098: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8326,7 +9104,7 @@ if test -z "$ac_cv_prog_INFOCMP"; then
   ac_ct_INFOCMP=$INFOCMP
   # Extract the first word of "infocmp", so it can be a program name with args.
 set dummy infocmp; ac_word=$2
-echo "$as_me:8329: checking for $ac_word" >&5
+echo "$as_me:9107: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_INFOCMP+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8341,7 +9119,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_INFOCMP="infocmp"
-echo "$as_me:8344: found $ac_dir/$ac_word" >&5
+echo "$as_me:9122: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -8349,10 +9127,10 @@ fi
 fi
 ac_ct_INFOCMP=$ac_cv_prog_ac_ct_INFOCMP
 if test -n "$ac_ct_INFOCMP"; then
-  echo "$as_me:8352: result: $ac_ct_INFOCMP" >&5
+  echo "$as_me:9130: result: $ac_ct_INFOCMP" >&5
 echo "${ECHO_T}$ac_ct_INFOCMP" >&6
 else
-  echo "$as_me:8355: result: no" >&5
+  echo "$as_me:9133: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8367,10 +9145,10 @@ then
 # Check whether --with-tic-path or --without-tic-path was given.
 if test "${with_tic_path+set}" = set; then
   withval="$with_tic_path"
-  echo "$as_me:8370: checking for tic program for fallbacks" >&5
+  echo "$as_me:9148: checking for tic program for fallbacks" >&5
 echo $ECHO_N "checking for tic program for fallbacks... $ECHO_C" >&6
 		TIC=$withval
-		echo "$as_me:8373: result: $TIC" >&5
+		echo "$as_me:9151: result: $TIC" >&5
 echo "${ECHO_T}$TIC" >&6
 
 if test "x$prefix" != xNONE; then
@@ -8386,19 +9164,19 @@ case ".$TIC" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval TIC="$TIC"
 	case ".$TIC" in
 	(.NONE/*)
-		TIC=`echo $TIC | sed -e s%NONE%$cf_path_syntax%`
+		TIC=`echo "$TIC" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	TIC=`echo $TIC | sed -e s%NONE%$cf_path_syntax%`
+	TIC=`echo "$TIC" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:8401: error: expected a pathname, not \"$TIC\"" >&5
+	{ { echo "$as_me:9179: error: expected a pathname, not \"$TIC\"" >&5
 echo "$as_me: error: expected a pathname, not \"$TIC\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -8406,12 +9184,12 @@ esac
 
 else
 
-test -z "$TIC" && TIC=tic
+test -z "$TIC" && TIC="tic"
 for ac_prog in $TIC tic
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:8414: checking for $ac_word" >&5
+echo "$as_me:9192: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_TIC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8428,7 +9206,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_TIC="$ac_dir/$ac_word"
-   echo "$as_me:8431: found $ac_dir/$ac_word" >&5
+   echo "$as_me:9209: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -8439,10 +9217,10 @@ fi
 TIC=$ac_cv_path_TIC
 
 if test -n "$TIC"; then
-  echo "$as_me:8442: result: $TIC" >&5
+  echo "$as_me:9220: result: $TIC" >&5
 echo "${ECHO_T}$TIC" >&6
 else
-  echo "$as_me:8445: result: no" >&5
+  echo "$as_me:9223: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8471,16 +9249,16 @@ case ".$cf_temp" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval cf_temp="$cf_temp"
 	case ".$cf_temp" in
 	(.NONE/*)
-		cf_temp=`echo $cf_temp | sed -e s%NONE%$cf_path_syntax%`
+		cf_temp=`echo "$cf_temp" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	cf_temp=`echo $cf_temp | sed -e s%NONE%$cf_path_syntax%`
+	cf_temp=`echo "$cf_temp" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
 	break
@@ -8489,7 +9267,7 @@ esac
 
 			cf_path_prog="$cf_temp"
 		else
-			cf_path_prog="`basename $cf_temp`"
+			cf_path_prog="`basename "$cf_temp"`"
 		fi
 	elif test -z "$cf_path_args" ; then
 		cf_path_args="$cf_temp"
@@ -8501,7 +9279,7 @@ IFS="$cf_save_ifs"
 
 if test -n "$cf_path_prog" ; then
 
-echo "${as_me:-configure}:8504: testing defining path for ${cf_path_prog} ..." 1>&5
+echo "${as_me:-configure}:9282: testing defining path for ${cf_path_prog} ..." 1>&5
 
 cat >>confdefs.h <<EOF
 #define TIC_PATH "$cf_path_prog"
@@ -8516,7 +9294,7 @@ fi
 
 		if test -z "$TIC"
 		then
-			{ echo "$as_me:8519: WARNING: no tic program found for fallbacks" >&5
+			{ echo "$as_me:9297: WARNING: no tic program found for fallbacks" >&5
 echo "$as_me: WARNING: no tic program found for fallbacks" >&2;}
 		fi
 
@@ -8525,10 +9303,10 @@ fi;
 # Check whether --with-infocmp-path or --without-infocmp-path was given.
 if test "${with_infocmp_path+set}" = set; then
   withval="$with_infocmp_path"
-  echo "$as_me:8528: checking for infocmp program for fallbacks" >&5
+  echo "$as_me:9306: checking for infocmp program for fallbacks" >&5
 echo $ECHO_N "checking for infocmp program for fallbacks... $ECHO_C" >&6
 		INFOCMP=$withval
-		echo "$as_me:8531: result: $INFOCMP" >&5
+		echo "$as_me:9309: result: $INFOCMP" >&5
 echo "${ECHO_T}$INFOCMP" >&6
 
 if test "x$prefix" != xNONE; then
@@ -8544,19 +9322,19 @@ case ".$INFOCMP" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval INFOCMP="$INFOCMP"
 	case ".$INFOCMP" in
 	(.NONE/*)
-		INFOCMP=`echo $INFOCMP | sed -e s%NONE%$cf_path_syntax%`
+		INFOCMP=`echo "$INFOCMP" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	INFOCMP=`echo $INFOCMP | sed -e s%NONE%$cf_path_syntax%`
+	INFOCMP=`echo "$INFOCMP" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:8559: error: expected a pathname, not \"$INFOCMP\"" >&5
+	{ { echo "$as_me:9337: error: expected a pathname, not \"$INFOCMP\"" >&5
 echo "$as_me: error: expected a pathname, not \"$INFOCMP\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -8564,12 +9342,12 @@ esac
 
 else
 
-test -z "$INFOCMP" && INFOCMP=infocmp
+test -z "$INFOCMP" && INFOCMP="infocmp"
 for ac_prog in $INFOCMP infocmp
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:8572: checking for $ac_word" >&5
+echo "$as_me:9350: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_INFOCMP+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8586,7 +9364,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_INFOCMP="$ac_dir/$ac_word"
-   echo "$as_me:8589: found $ac_dir/$ac_word" >&5
+   echo "$as_me:9367: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -8597,10 +9375,10 @@ fi
 INFOCMP=$ac_cv_path_INFOCMP
 
 if test -n "$INFOCMP"; then
-  echo "$as_me:8600: result: $INFOCMP" >&5
+  echo "$as_me:9378: result: $INFOCMP" >&5
 echo "${ECHO_T}$INFOCMP" >&6
 else
-  echo "$as_me:8603: result: no" >&5
+  echo "$as_me:9381: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8629,16 +9407,16 @@ case ".$cf_temp" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval cf_temp="$cf_temp"
 	case ".$cf_temp" in
 	(.NONE/*)
-		cf_temp=`echo $cf_temp | sed -e s%NONE%$cf_path_syntax%`
+		cf_temp=`echo "$cf_temp" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	cf_temp=`echo $cf_temp | sed -e s%NONE%$cf_path_syntax%`
+	cf_temp=`echo "$cf_temp" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
 	break
@@ -8647,7 +9425,7 @@ esac
 
 			cf_path_prog="$cf_temp"
 		else
-			cf_path_prog="`basename $cf_temp`"
+			cf_path_prog="`basename "$cf_temp"`"
 		fi
 	elif test -z "$cf_path_args" ; then
 		cf_path_args="$cf_temp"
@@ -8659,7 +9437,7 @@ IFS="$cf_save_ifs"
 
 if test -n "$cf_path_prog" ; then
 
-echo "${as_me:-configure}:8662: testing defining path for ${cf_path_prog} ..." 1>&5
+echo "${as_me:-configure}:9440: testing defining path for ${cf_path_prog} ..." 1>&5
 
 cat >>confdefs.h <<EOF
 #define INFOCMP_PATH "$cf_path_prog"
@@ -8674,7 +9452,7 @@ fi
 
 		if test -z "$INFOCMP"
 		then
-			{ echo "$as_me:8677: WARNING: no infocmp program found for fallbacks" >&5
+			{ echo "$as_me:9455: WARNING: no infocmp program found for fallbacks" >&5
 echo "$as_me: WARNING: no infocmp program found for fallbacks" >&2;}
 		fi
 
@@ -8684,7 +9462,7 @@ fi;
 	test -z "$INFOCMP" && FALLBACK_LIST=
 	if test -z "$FALLBACK_LIST"
 	then
-		{ echo "$as_me:8687: WARNING: ignoring fallback option because tic/infocmp are not available" >&5
+		{ echo "$as_me:9465: WARNING: ignoring fallback option because tic/infocmp are not available" >&5
 echo "$as_me: WARNING: ignoring fallback option because tic/infocmp are not available" >&2;}
 	fi
 fi
@@ -8692,7 +9470,7 @@ fi
 USE_FALLBACKS=
 test -z "$FALLBACK_LIST" && USE_FALLBACKS="#"
 
-echo "$as_me:8695: checking if you want modern xterm or antique" >&5
+echo "$as_me:9473: checking if you want modern xterm or antique" >&5
 echo $ECHO_N "checking if you want modern xterm or antique... $ECHO_C" >&6
 
 # Check whether --with-xterm-new or --without-xterm-new was given.
@@ -8702,15 +9480,24 @@ if test "${with_xterm_new+set}" = set; then
 else
   with_xterm_new=yes
 fi;
-case $with_xterm_new in
+case "$with_xterm_new" in
 (no) with_xterm_new=xterm-old;;
 (*)	 with_xterm_new=xterm-new;;
 esac
-echo "$as_me:8709: result: $with_xterm_new" >&5
+echo "$as_me:9487: result: $with_xterm_new" >&5
 echo "${ECHO_T}$with_xterm_new" >&6
 WHICH_XTERM=$with_xterm_new
 
-echo "$as_me:8713: checking if xterm backspace sends BS or DEL" >&5
+case $host_os in
+(*linux-gnu|*cygwin|*mingw32|*msys)
+	want_xterm_kbs=DEL
+	;;
+(*)
+	want_xterm_kbs=BS
+	;;
+esac
+
+echo "$as_me:9500: checking if xterm backspace sends BS or DEL" >&5
 echo $ECHO_N "checking if xterm backspace sends BS or DEL... $ECHO_C" >&6
 
 # Check whether --with-xterm-kbs or --without-xterm-kbs was given.
@@ -8731,17 +9518,23 @@ case x$with_xterm_kbs in
 	with_xterm_kbs=$withval
 	;;
 esac
-echo "$as_me:8734: result: $with_xterm_kbs" >&5
+echo "$as_me:9521: result: $with_xterm_kbs" >&5
 echo "${ECHO_T}$with_xterm_kbs" >&6
 XTERM_KBS=$with_xterm_kbs
 
+if test "x$with_xterm_kbs" != "x$want_xterm_kbs"
+then
+	{ echo "$as_me:9527: WARNING: expected --with-xterm-kbs=$want_xterm_kbs for $host_os" >&5
+echo "$as_me: WARNING: expected --with-xterm-kbs=$want_xterm_kbs for $host_os" >&2;}
+fi
+
 MAKE_TERMINFO=
 if test "$use_database" = no ; then
 	TERMINFO="${datadir}/terminfo"
 	MAKE_TERMINFO="#"
 else
 
-echo "$as_me:8744: checking for list of terminfo directories" >&5
+echo "$as_me:9537: checking for list of terminfo directories" >&5
 echo $ECHO_N "checking for list of terminfo directories... $ECHO_C" >&6
 
 # Check whether --with-terminfo-dirs or --without-terminfo-dirs was given.
@@ -8769,19 +9562,19 @@ case ".$cf_src_path" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval cf_src_path="$cf_src_path"
 	case ".$cf_src_path" in
 	(.NONE/*)
-		cf_src_path=`echo $cf_src_path | sed -e s%NONE%$cf_path_syntax%`
+		cf_src_path=`echo "$cf_src_path" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	cf_src_path=`echo $cf_src_path | sed -e s%NONE%$cf_path_syntax%`
+	cf_src_path=`echo "$cf_src_path" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:8784: error: expected a pathname, not \"$cf_src_path\"" >&5
+	{ { echo "$as_me:9577: error: expected a pathname, not \"$cf_src_path\"" >&5
 echo "$as_me: error: expected a pathname, not \"$cf_src_path\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -8804,7 +9597,7 @@ case "x$cf_dst_eval" in
 	;;
 esac
 
-echo "$as_me:8807: result: $TERMINFO_DIRS" >&5
+echo "$as_me:9600: result: $TERMINFO_DIRS" >&5
 echo "${ECHO_T}$TERMINFO_DIRS" >&6
 test -n "$TERMINFO_DIRS" &&
 cat >>confdefs.h <<EOF
@@ -8813,13 +9606,13 @@ EOF
 
 case "x$TERMINFO" in
 x???:*)
-	{ echo "$as_me:8816: WARNING: ignoring non-directory/file TERMINFO value" >&5
+	{ echo "$as_me:9609: WARNING: ignoring non-directory/file TERMINFO value" >&5
 echo "$as_me: WARNING: ignoring non-directory/file TERMINFO value" >&2;}
 	unset TERMINFO
 	;;
 esac
 
-echo "$as_me:8822: checking for default terminfo directory" >&5
+echo "$as_me:9615: checking for default terminfo directory" >&5
 echo $ECHO_N "checking for default terminfo directory... $ECHO_C" >&6
 
 # Check whether --with-default-terminfo-dir or --without-default-terminfo-dir was given.
@@ -8843,19 +9636,19 @@ case ".$withval" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval withval="$withval"
 	case ".$withval" in
 	(.NONE/*)
-		withval=`echo $withval | sed -e s%NONE%$cf_path_syntax%`
+		withval=`echo "$withval" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	withval=`echo $withval | sed -e s%NONE%$cf_path_syntax%`
+	withval=`echo "$withval" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:8858: error: expected a pathname, not \"$withval\"" >&5
+	{ { echo "$as_me:9651: error: expected a pathname, not \"$withval\"" >&5
 echo "$as_me: error: expected a pathname, not \"$withval\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -8864,7 +9657,7 @@ esac
 fi
 eval TERMINFO="$withval"
 
-echo "$as_me:8867: result: $TERMINFO" >&5
+echo "$as_me:9660: result: $TERMINFO" >&5
 echo "${ECHO_T}$TERMINFO" >&6
 
 cat >>confdefs.h <<EOF
@@ -8875,7 +9668,7 @@ fi
 
 ###	use option --disable-big-core to make tic run on small machines
 ###	We need 4Mb, check if we can allocate 50% more than that.
-echo "$as_me:8878: checking if big-core option selected" >&5
+echo "$as_me:9671: checking if big-core option selected" >&5
 echo $ECHO_N "checking if big-core option selected... $ECHO_C" >&6
 
 # Check whether --enable-big-core or --disable-big-core was given.
@@ -8886,8 +9679,8 @@ else
   if test "$cross_compiling" = yes; then
   with_big_core=no
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 8890 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 9683 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -8900,28 +9693,28 @@ int main() {
 	${cf_cv_main_return:-return}(s == 0);
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:8904: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:9697: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:8907: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:8909: \"$ac_try\"") >&5
+  echo "$as_me:9700: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:9702: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8912: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9705: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   with_big_core=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 with_big_core=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 fi;
-echo "$as_me:8924: result: $with_big_core" >&5
+echo "$as_me:9717: result: $with_big_core" >&5
 echo "${ECHO_T}$with_big_core" >&6
 test "x$with_big_core" = "xyes" &&
 cat >>confdefs.h <<\EOF
@@ -8931,7 +9724,7 @@ EOF
 ### ISO C only guarantees 512-char strings, we have tables which load faster
 ### when constructed using "big" strings.  More than the C compiler, the awk
 ### program is a limit on most vendor UNIX systems.  Check that we can build.
-echo "$as_me:8934: checking if big-strings option selected" >&5
+echo "$as_me:9727: checking if big-strings option selected" >&5
 echo $ECHO_N "checking if big-strings option selected... $ECHO_C" >&6
 
 # Check whether --enable-big-strings or --disable-big-strings was given.
@@ -8955,14 +9748,14 @@ else
 	esac
 
 fi;
-echo "$as_me:8958: result: $with_big_strings" >&5
+echo "$as_me:9751: result: $with_big_strings" >&5
 echo "${ECHO_T}$with_big_strings" >&6
 
 USE_BIG_STRINGS=0
 test "x$with_big_strings" = "xyes" && USE_BIG_STRINGS=1
 
 ###	use option --enable-termcap to compile in the termcap fallback support
-echo "$as_me:8965: checking if you want termcap-fallback support" >&5
+echo "$as_me:9758: checking if you want termcap-fallback support" >&5
 echo $ECHO_N "checking if you want termcap-fallback support... $ECHO_C" >&6
 
 # Check whether --enable-termcap or --disable-termcap was given.
@@ -8972,14 +9765,14 @@ if test "${enable_termcap+set}" = set; then
 else
   with_termcap=no
 fi;
-echo "$as_me:8975: result: $with_termcap" >&5
+echo "$as_me:9768: result: $with_termcap" >&5
 echo "${ECHO_T}$with_termcap" >&6
 
 NCURSES_USE_TERMCAP=0
 if test "x$with_termcap" != "xyes" ; then
 	if test "$use_database" = no ; then
 		if test -z "$with_fallback" ; then
-			{ { echo "$as_me:8982: error: You have disabled the database w/o specifying fallbacks" >&5
+			{ { echo "$as_me:9775: error: You have disabled the database w/o specifying fallbacks" >&5
 echo "$as_me: error: You have disabled the database w/o specifying fallbacks" >&2;}
    { (exit 1); exit 1; }; }
 		fi
@@ -8992,13 +9785,13 @@ EOF
 else
 
 	if test "$with_ticlib" != no ; then
-		{ { echo "$as_me:8995: error: Options --with-ticlib and --enable-termcap cannot be combined" >&5
+		{ { echo "$as_me:9788: error: Options --with-ticlib and --enable-termcap cannot be combined" >&5
 echo "$as_me: error: Options --with-ticlib and --enable-termcap cannot be combined" >&2;}
    { (exit 1); exit 1; }; }
 	fi
 
 	NCURSES_USE_TERMCAP=1
-	echo "$as_me:9001: checking for list of termcap files" >&5
+	echo "$as_me:9794: checking for list of termcap files" >&5
 echo $ECHO_N "checking for list of termcap files... $ECHO_C" >&6
 
 # Check whether --with-termpath or --without-termpath was given.
@@ -9026,19 +9819,19 @@ case ".$cf_src_path" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval cf_src_path="$cf_src_path"
 	case ".$cf_src_path" in
 	(.NONE/*)
-		cf_src_path=`echo $cf_src_path | sed -e s%NONE%$cf_path_syntax%`
+		cf_src_path=`echo "$cf_src_path" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	cf_src_path=`echo $cf_src_path | sed -e s%NONE%$cf_path_syntax%`
+	cf_src_path=`echo "$cf_src_path" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:9041: error: expected a pathname, not \"$cf_src_path\"" >&5
+	{ { echo "$as_me:9834: error: expected a pathname, not \"$cf_src_path\"" >&5
 echo "$as_me: error: expected a pathname, not \"$cf_src_path\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -9061,7 +9854,7 @@ case "x$cf_dst_eval" in
 	;;
 esac
 
-	echo "$as_me:9064: result: $TERMPATH" >&5
+	echo "$as_me:9857: result: $TERMPATH" >&5
 echo "${ECHO_T}$TERMPATH" >&6
 	test -n "$TERMPATH" &&
 cat >>confdefs.h <<EOF
@@ -9069,7 +9862,7 @@ cat >>confdefs.h <<EOF
 EOF
 
 	###	use option --enable-getcap to use a hacked getcap for reading termcaps
-	echo "$as_me:9072: checking if fast termcap-loader is needed" >&5
+	echo "$as_me:9865: checking if fast termcap-loader is needed" >&5
 echo $ECHO_N "checking if fast termcap-loader is needed... $ECHO_C" >&6
 
 # Check whether --enable-getcap or --disable-getcap was given.
@@ -9079,14 +9872,14 @@ if test "${enable_getcap+set}" = set; then
 else
   with_getcap=no
 fi;
-	echo "$as_me:9082: result: $with_getcap" >&5
+	echo "$as_me:9875: result: $with_getcap" >&5
 echo "${ECHO_T}$with_getcap" >&6
 	test "x$with_getcap" = "xyes" &&
 cat >>confdefs.h <<\EOF
 #define USE_GETCAP 1
 EOF
 
-	echo "$as_me:9089: checking if translated termcaps will be cached in ~/.terminfo" >&5
+	echo "$as_me:9882: checking if translated termcaps will be cached in ~/.terminfo" >&5
 echo $ECHO_N "checking if translated termcaps will be cached in ~/.terminfo... $ECHO_C" >&6
 
 # Check whether --enable-getcap-cache or --disable-getcap-cache was given.
@@ -9096,7 +9889,7 @@ if test "${enable_getcap_cache+set}" = set; then
 else
   with_getcap_cache=no
 fi;
-	echo "$as_me:9099: result: $with_getcap_cache" >&5
+	echo "$as_me:9892: result: $with_getcap_cache" >&5
 echo "${ECHO_T}$with_getcap_cache" >&6
 	test "x$with_getcap_cache" = "xyes" &&
 cat >>confdefs.h <<\EOF
@@ -9106,7 +9899,7 @@ EOF
 fi
 
 ###   Use option --disable-home-terminfo to completely remove ~/.terminfo
-echo "$as_me:9109: checking if ~/.terminfo is wanted" >&5
+echo "$as_me:9902: checking if ~/.terminfo is wanted" >&5
 echo $ECHO_N "checking if ~/.terminfo is wanted... $ECHO_C" >&6
 
 # Check whether --enable-home-terminfo or --disable-home-terminfo was given.
@@ -9116,15 +9909,15 @@ if test "${enable_home_terminfo+set}" = set; then
 else
   with_home_terminfo=yes
 fi;
-echo "$as_me:9119: result: $with_home_terminfo" >&5
+echo "$as_me:9912: result: $with_home_terminfo" >&5
 echo "${ECHO_T}$with_home_terminfo" >&6
 test "x$with_home_terminfo" = "xyes" &&
 cat >>confdefs.h <<\EOF
 #define USE_HOME_TERMINFO 1
 EOF
 
-echo "$as_me:9126: checking if you want to use restricted environment when running as root" >&5
-echo $ECHO_N "checking if you want to use restricted environment when running as root... $ECHO_C" >&6
+echo "$as_me:9919: checking if you want to permit root to use ncurses environment variables" >&5
+echo $ECHO_N "checking if you want to permit root to use ncurses environment variables... $ECHO_C" >&6
 
 # Check whether --enable-root-environ or --disable-root-environ was given.
 if test "${enable_root_environ+set}" = set; then
@@ -9133,13 +9926,30 @@ if test "${enable_root_environ+set}" = set; then
 else
   with_root_environ=yes
 fi;
-echo "$as_me:9136: result: $with_root_environ" >&5
+echo "$as_me:9929: result: $with_root_environ" >&5
 echo "${ECHO_T}$with_root_environ" >&6
 test "x$with_root_environ" = xyes &&
 cat >>confdefs.h <<\EOF
 #define USE_ROOT_ENVIRON 1
 EOF
 
+echo "$as_me:9936: checking if you want to permit setuid programs to access all files" >&5
+echo $ECHO_N "checking if you want to permit setuid programs to access all files... $ECHO_C" >&6
+
+# Check whether --enable-root-access or --disable-root-access was given.
+if test "${enable_root_access+set}" = set; then
+  enableval="$enable_root_access"
+  with_root_access=$enableval
+else
+  with_root_access=yes
+fi;
+echo "$as_me:9946: result: $with_root_access" >&5
+echo "${ECHO_T}$with_root_access" >&6
+test "x$with_root_access" = xyes &&
+cat >>confdefs.h <<\EOF
+#define USE_ROOT_ACCESS 1
+EOF
+
 ###   Use option --enable-symlinks to make tic use symlinks, not hard links
 ###   to reduce storage requirements for the terminfo database.
 
@@ -9148,24 +9958,24 @@ unistd.h \
 
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:9151: checking for $ac_header" >&5
+echo "$as_me:9961: checking for $ac_header" >&5
 echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9157 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 9967 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:9161: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:9971: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:9167: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:9977: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -9178,14 +9988,14 @@ if test -z "$ac_cpp_err"; then
   eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   eval "$as_ac_Header=no"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:9186: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+echo "$as_me:9996: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 EOF
@@ -9198,13 +10008,13 @@ for ac_func in \
 	unlink
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:9201: checking for $ac_func" >&5
+echo "$as_me:10011: checking for $ac_func" >&5
 echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
 if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9207 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10017 "configure"
 #include "confdefs.h"
 #define $ac_func autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -9234,29 +10044,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9238: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10048: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9241: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9244: \"$ac_try\"") >&5
+  echo "$as_me:10051: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10054: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9247: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10057: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 eval "$as_ac_var=no"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:9257: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
+echo "$as_me:10067: result: `eval echo '${'"$as_ac_var"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_var"'}'`" >&6
+if test "`eval echo '${'"$as_ac_var"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
 EOF
@@ -9271,13 +10081,13 @@ for ac_func in \
 		symlink
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:9274: checking for $ac_func" >&5
+echo "$as_me:10084: checking for $ac_func" >&5
 echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
 if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9280 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10090 "configure"
 #include "confdefs.h"
 #define $ac_func autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -9307,29 +10117,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9311: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10121: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9314: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9317: \"$ac_try\"") >&5
+  echo "$as_me:10124: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10127: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9320: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10130: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 eval "$as_ac_var=no"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:9330: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
+echo "$as_me:10140: result: `eval echo '${'"$as_ac_var"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_var"'}'`" >&6
+if test "`eval echo '${'"$as_ac_var"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
 EOF
@@ -9338,7 +10148,7 @@ fi
 done
 
 else
-	echo "$as_me:9341: checking if link/symlink functions work" >&5
+	echo "$as_me:10151: checking if link/symlink functions work" >&5
 echo $ECHO_N "checking if link/symlink functions work... $ECHO_C" >&6
 if test "${cf_cv_link_funcs+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -9350,64 +10160,68 @@ else
 
 			eval 'ac_cv_func_'$cf_func'=error'
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9354 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10164 "configure"
 #include "confdefs.h"
 
-#include <sys/types.h>
-#include <sys/stat.h>
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
+$ac_includes_default
+
 int main(void)
 {
 	int fail = 0;
-	char *src = "config.log";
+	char *src = "conftest.tmp";
 	char *dst = "conftest.chk";
-	struct stat src_sb;
-	struct stat dst_sb;
-
-	stat(src, &src_sb);
-	fail = ($cf_func("config.log", "conftest.chk") < 0)
-	    || (stat(dst, &dst_sb) < 0)
-	    || (dst_sb.st_mtime != src_sb.st_mtime);
+	struct stat src_sb, dst_sb;
+	FILE *fp = fopen(src, "w");
+	if (fp == 0) { fail = 3; } else {
+		fclose(fp); stat(src, &src_sb);
+		if ($cf_func(src, dst) < 0) {
+			fail = 1;
+		} else if (stat(dst, &dst_sb) < 0) {
+			fail = 2;
+		} else {
+			long diff = (dst_sb.st_mtime - src_sb.st_mtime);
+			if (diff < 0) diff = -diff;
+			if (diff > 2) fail = 3;
+		}
+	}
 #ifdef HAVE_UNLINK
-	unlink(dst);
+	unlink(dst); unlink(src);
 #else
-	remove(dst);
+	remove(dst); remove(src);
 #endif
 	${cf_cv_main_return:-return} (fail);
 }
 
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:9384: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:10198: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9387: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:9389: \"$ac_try\"") >&5
+  echo "$as_me:10201: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:10203: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9392: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10206: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 			cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
 			eval 'ac_cv_func_'$cf_func'=yes'
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 			eval 'ac_cv_func_'$cf_func'=no'
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 		done
 		test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
 
 fi
-echo "$as_me:9410: result: $cf_cv_link_funcs" >&5
+echo "$as_me:10224: result: $cf_cv_link_funcs" >&5
 echo "${ECHO_T}$cf_cv_link_funcs" >&6
 	test "$ac_cv_func_link"    = yes &&
 cat >>confdefs.h <<\EOF
@@ -9427,7 +10241,7 @@ with_symlinks=no
 # soft links (symbolic links) are useful for some systems where hard links do
 # not work, or to make it simpler to copy terminfo trees around.
 if test "x$ac_cv_func_symlink" = xyes ; then
-	echo "$as_me:9430: checking if tic should use symbolic links" >&5
+	echo "$as_me:10244: checking if tic should use symbolic links" >&5
 echo $ECHO_N "checking if tic should use symbolic links... $ECHO_C" >&6
 
 # Check whether --enable-symlinks or --disable-symlinks was given.
@@ -9437,21 +10251,21 @@ if test "${enable_symlinks+set}" = set; then
 else
   with_symlinks=no
 fi;
-	echo "$as_me:9440: result: $with_symlinks" >&5
+	echo "$as_me:10254: result: $with_symlinks" >&5
 echo "${ECHO_T}$with_symlinks" >&6
 fi
 
 # If we have hard links and did not choose to use soft links instead, there is
 # no reason to make this choice optional - use the hard links.
 if test "$with_symlinks" = no ; then
-	echo "$as_me:9447: checking if tic should use hard links" >&5
+	echo "$as_me:10261: checking if tic should use hard links" >&5
 echo $ECHO_N "checking if tic should use hard links... $ECHO_C" >&6
 	if test "x$ac_cv_func_link" = xyes ; then
 		with_links=yes
 	else
 		with_links=no
 	fi
-	echo "$as_me:9454: result: $with_links" >&5
+	echo "$as_me:10268: result: $with_links" >&5
 echo "${ECHO_T}$with_links" >&6
 fi
 
@@ -9467,7 +10281,7 @@ EOF
 
 ###   use option --enable-broken-linker to force on use of broken-linker support
 
-echo "$as_me:9470: checking if you want broken-linker support code" >&5
+echo "$as_me:10284: checking if you want broken-linker support code" >&5
 echo $ECHO_N "checking if you want broken-linker support code... $ECHO_C" >&6
 
 # Check whether --enable-broken_linker or --disable-broken_linker was given.
@@ -9477,10 +10291,10 @@ if test "${enable_broken_linker+set}" = set; then
 else
   with_broken_linker=no
 fi;
-echo "$as_me:9480: result: $with_broken_linker" >&5
+echo "$as_me:10294: result: $with_broken_linker" >&5
 echo "${ECHO_T}$with_broken_linker" >&6
 
-: ${BROKEN_LINKER:=0}
+: "${BROKEN_LINKER:=0}"
 if test "x$with_broken_linker" = xyes ; then
 
 cat >>confdefs.h <<\EOF
@@ -9491,7 +10305,7 @@ EOF
 fi
 
 ###   use option --enable-bsdpad to have tputs process BSD-style prefix padding
-echo "$as_me:9494: checking if tputs should process BSD-style prefix padding" >&5
+echo "$as_me:10308: checking if tputs should process BSD-style prefix padding" >&5
 echo $ECHO_N "checking if tputs should process BSD-style prefix padding... $ECHO_C" >&6
 
 # Check whether --enable-bsdpad or --disable-bsdpad was given.
@@ -9501,7 +10315,7 @@ if test "${enable_bsdpad+set}" = set; then
 else
   with_bsdpad=no
 fi;
-echo "$as_me:9504: result: $with_bsdpad" >&5
+echo "$as_me:10318: result: $with_bsdpad" >&5
 echo "${ECHO_T}$with_bsdpad" >&6
 test "x$with_bsdpad" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -9520,14 +10334,14 @@ NCURSES_WINT_T=0
 # Check to define _XOPEN_SOURCE "automatically"
 CPPFLAGS_before_XOPEN="$CPPFLAGS"
 
-echo "$as_me:9523: checking if the POSIX test-macros are already defined" >&5
+echo "$as_me:10337: checking if the POSIX test-macros are already defined" >&5
 echo $ECHO_N "checking if the POSIX test-macros are already defined... $ECHO_C" >&6
 if test "${cf_cv_posix_visible+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 9530 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 10344 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -9545,28 +10359,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9549: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10363: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9552: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9555: \"$ac_try\"") >&5
+  echo "$as_me:10366: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10369: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9558: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10372: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_posix_visible=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_posix_visible=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:9569: result: $cf_cv_posix_visible" >&5
+echo "$as_me:10383: result: $cf_cv_posix_visible" >&5
 echo "${ECHO_T}$cf_cv_posix_visible" >&6
 
 if test "$cf_cv_posix_visible" = no; then
@@ -9575,13 +10389,10 @@ cf_XOPEN_SOURCE=600
 cf_POSIX_C_SOURCE=199506L
 cf_xopen_source=
 
-case $host_os in
+case "$host_os" in
 (aix[4-7]*)
 	cf_xopen_source="-D_ALL_SOURCE"
 	;;
-(msys)
-	cf_XOPEN_SOURCE=600
-	;;
 (darwin[0-8].*)
 	cf_xopen_source="-D_APPLE_C_SOURCE"
 	;;
@@ -9607,18 +10418,18 @@ case $host_os in
 	cf_xopen_source="-D_SGI_SOURCE"
 	cf_XOPEN_SOURCE=
 	;;
-(linux*|uclinux*|gnu*|mint*|k*bsd*-gnu|cygwin)
+(linux*gnu|linux*gnuabi64|linux*gnuabin32|linux*gnueabi|linux*gnueabihf|linux*gnux32|uclinux*|gnu*|mint*|k*bsd*-gnu|cygwin|msys|mingw*)
 
 cf_gnu_xopen_source=$cf_XOPEN_SOURCE
 
-echo "$as_me:9614: checking if this is the GNU C library" >&5
+echo "$as_me:10425: checking if this is the GNU C library" >&5
 echo $ECHO_N "checking if this is the GNU C library... $ECHO_C" >&6
 if test "${cf_cv_gnu_library+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 9621 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 10432 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -9636,28 +10447,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9640: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10451: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9643: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9646: \"$ac_try\"") >&5
+  echo "$as_me:10454: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10457: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9649: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10460: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_library=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_gnu_library=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:9660: result: $cf_cv_gnu_library" >&5
+echo "$as_me:10471: result: $cf_cv_gnu_library" >&5
 echo "${ECHO_T}$cf_cv_gnu_library" >&6
 
 if test x$cf_cv_gnu_library = xyes; then
@@ -9665,7 +10476,7 @@ if test x$cf_cv_gnu_library = xyes; then
 	# With glibc 2.19 (13 years after this check was begun), _DEFAULT_SOURCE
 	# was changed to help a little.  newlib incorporated the change about 4
 	# years later.
-	echo "$as_me:9668: checking if _DEFAULT_SOURCE can be used as a basis" >&5
+	echo "$as_me:10479: checking if _DEFAULT_SOURCE can be used as a basis" >&5
 echo $ECHO_N "checking if _DEFAULT_SOURCE can be used as a basis... $ECHO_C" >&6
 if test "${cf_cv_gnu_library_219+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -9676,8 +10487,8 @@ else
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-D_DEFAULT_SOURCE"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 9680 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 10491 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -9695,34 +10506,34 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9699: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10510: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9702: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9705: \"$ac_try\"") >&5
+  echo "$as_me:10513: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10516: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9708: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10519: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_library_219=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_gnu_library_219=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		CPPFLAGS="$cf_save"
 
 fi
-echo "$as_me:9720: result: $cf_cv_gnu_library_219" >&5
+echo "$as_me:10531: result: $cf_cv_gnu_library_219" >&5
 echo "${ECHO_T}$cf_cv_gnu_library_219" >&6
 
 	if test "x$cf_cv_gnu_library_219" = xyes; then
 		cf_save="$CPPFLAGS"
-		echo "$as_me:9725: checking if _XOPEN_SOURCE=$cf_gnu_xopen_source works with _DEFAULT_SOURCE" >&5
+		echo "$as_me:10536: checking if _XOPEN_SOURCE=$cf_gnu_xopen_source works with _DEFAULT_SOURCE" >&5
 echo $ECHO_N "checking if _XOPEN_SOURCE=$cf_gnu_xopen_source works with _DEFAULT_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_gnu_dftsrc_219+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -9735,19 +10546,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -D_DEFAULT_SOURCE -D_XOPEN_SOURCE=$cf_gnu_xopen_source
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -9766,7 +10577,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -9796,7 +10607,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -9826,8 +10637,8 @@ if test -n "$cf_new_extra_cppflags" ; then
 
 fi
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 9830 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 10641 "configure"
 #include "confdefs.h"
 
 				#include <limits.h>
@@ -9846,28 +10657,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9850: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10661: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9853: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9856: \"$ac_try\"") >&5
+  echo "$as_me:10664: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10667: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9859: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10670: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_dftsrc_219=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_gnu_dftsrc_219=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:9870: result: $cf_cv_gnu_dftsrc_219" >&5
+echo "$as_me:10681: result: $cf_cv_gnu_dftsrc_219" >&5
 echo "${ECHO_T}$cf_cv_gnu_dftsrc_219" >&6
 		test "x$cf_cv_gnu_dftsrc_219" = "xyes" || CPPFLAGS="$cf_save"
 	else
@@ -9876,14 +10687,14 @@ echo "${ECHO_T}$cf_cv_gnu_dftsrc_219" >&6
 
 	if test "x$cf_cv_gnu_dftsrc_219" != xyes; then
 
-		echo "$as_me:9879: checking if we must define _GNU_SOURCE" >&5
+		echo "$as_me:10690: checking if we must define _GNU_SOURCE" >&5
 echo $ECHO_N "checking if we must define _GNU_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_gnu_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 9886 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 10697 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -9897,22 +10708,22 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:9901: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10712: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:9904: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:9907: \"$ac_try\"") >&5
+  echo "$as_me:10715: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10718: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9910: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10721: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_save="$CPPFLAGS"
 
 cf_fix_cppflags=no
@@ -9922,19 +10733,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -D_GNU_SOURCE
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -9953,7 +10764,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -9983,7 +10794,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -10013,8 +10824,8 @@ if test -n "$cf_new_extra_cppflags" ; then
 
 fi
 
-			 cat >conftest.$ac_ext <<_ACEOF
-#line 10017 "configure"
+			 cat >"conftest.$ac_ext" <<_ACEOF
+#line 10828 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -10028,37 +10839,37 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10032: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10843: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10035: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10038: \"$ac_try\"") >&5
+  echo "$as_me:10846: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10849: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10041: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10852: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_gnu_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_gnu_source=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			CPPFLAGS="$cf_save"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:10056: result: $cf_cv_gnu_source" >&5
+echo "$as_me:10867: result: $cf_cv_gnu_source" >&5
 echo "${ECHO_T}$cf_cv_gnu_source" >&6
 
 		if test "$cf_cv_gnu_source" = yes
 		then
-		echo "$as_me:10061: checking if we should also define _DEFAULT_SOURCE" >&5
+		echo "$as_me:10872: checking if we should also define _DEFAULT_SOURCE" >&5
 echo $ECHO_N "checking if we should also define _DEFAULT_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_default_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -10067,8 +10878,8 @@ else
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-D_GNU_SOURCE"
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 10071 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 10882 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -10082,28 +10893,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10086: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10897: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10089: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10092: \"$ac_try\"") >&5
+  echo "$as_me:10900: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10903: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10095: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10906: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_default_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_default_source=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:10106: result: $cf_cv_default_source" >&5
+echo "$as_me:10917: result: $cf_cv_default_source" >&5
 echo "${ECHO_T}$cf_cv_default_source" >&6
 			if test "$cf_cv_default_source" = yes
 			then
@@ -10140,16 +10951,16 @@ cf_trim_CPPFLAGS=`echo "$cf_save_CPPFLAGS" | \
 	sed	-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?[ 	]/ /g' \
 		-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?$//g'`
 
-echo "$as_me:10143: checking if we should define _POSIX_C_SOURCE" >&5
+echo "$as_me:10954: checking if we should define _POSIX_C_SOURCE" >&5
 echo $ECHO_N "checking if we should define _POSIX_C_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_posix_c_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-echo "${as_me:-configure}:10149: testing if the symbol is already defined go no further ..." 1>&5
+echo "${as_me:-configure}:10960: testing if the symbol is already defined go no further ..." 1>&5
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 10152 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 10963 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -10157,28 +10968,28 @@ main (void)
 {
 
 #ifndef _POSIX_C_SOURCE
-make an error
+#error _POSIX_C_SOURCE is not defined
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10167: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10978: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10170: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10173: \"$ac_try\"") >&5
+  echo "$as_me:10981: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10984: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10176: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10987: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_posix_c_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_want_posix_source=no
 	 case .$cf_POSIX_C_SOURCE in
 	 (.[12]??*)
@@ -10193,8 +11004,8 @@ cf_want_posix_source=no
 		;;
 	 esac
 	 if test "$cf_want_posix_source" = yes ; then
-		cat >conftest.$ac_ext <<_ACEOF
-#line 10197 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 11008 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -10202,34 +11013,34 @@ main (void)
 {
 
 #ifdef _POSIX_SOURCE
-make an error
+#error _POSIX_SOURCE is defined
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10212: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11023: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10215: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10218: \"$ac_try\"") >&5
+  echo "$as_me:11026: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11029: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10221: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11032: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	 fi
 
-echo "${as_me:-configure}:10232: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
+echo "${as_me:-configure}:11043: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
 
 	 CFLAGS="$cf_trim_CFLAGS"
 	 CPPFLAGS="$cf_trim_CPPFLAGS"
@@ -10237,10 +11048,10 @@ echo "${as_me:-configure}:10232: testing ifdef from value $cf_POSIX_C_SOURCE ...
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}$cf_cv_posix_c_source"
 
-echo "${as_me:-configure}:10240: testing if the second compile does not leave our definition intact error ..." 1>&5
+echo "${as_me:-configure}:11051: testing if the second compile does not leave our definition intact error ..." 1>&5
 
-	 cat >conftest.$ac_ext <<_ACEOF
-#line 10243 "configure"
+	 cat >"conftest.$ac_ext" <<_ACEOF
+#line 11054 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -10248,39 +11059,39 @@ main (void)
 {
 
 #ifndef _POSIX_C_SOURCE
-make an error
+#error _POSIX_C_SOURCE is not defined
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10258: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11069: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10261: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10264: \"$ac_try\"") >&5
+  echo "$as_me:11072: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11075: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10267: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11078: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_posix_c_source=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	 CFLAGS="$cf_save_CFLAGS"
 	 CPPFLAGS="$cf_save_CPPFLAGS"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:10283: result: $cf_cv_posix_c_source" >&5
+echo "$as_me:11094: result: $cf_cv_posix_c_source" >&5
 echo "${ECHO_T}$cf_cv_posix_c_source" >&6
 
 if test "$cf_cv_posix_c_source" != no ; then
@@ -10294,19 +11105,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_cv_posix_c_source
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -10325,7 +11136,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -10355,7 +11166,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -10393,7 +11204,16 @@ fi # cf_cv_posix_visible
 (netbsd*)
 	cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
 	;;
-(openbsd[4-9]*)
+(openbsd[6-9]*)
+	# OpenBSD 6.x has broken locale support, both compile-time and runtime.
+	# see https://www.mail-archive.com/bugs@openbsd.org/msg13200.html
+	# Abusing the conformance level is a workaround.
+	{ echo "$as_me:11211: WARNING: this system does not provide usable locale support" >&5
+echo "$as_me: WARNING: this system does not provide usable locale support" >&2;}
+	cf_xopen_source="-D_BSD_SOURCE"
+	cf_XOPEN_SOURCE=700
+	;;
+(openbsd[4-5]*)
 	# setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
 	cf_xopen_source="-D_BSD_SOURCE"
 	cf_XOPEN_SOURCE=600
@@ -10420,97 +11240,95 @@ fi # cf_cv_posix_visible
 	;;
 (*)
 
-echo "$as_me:10423: checking if we should define _XOPEN_SOURCE" >&5
+echo "$as_me:11243: checking if we should define _XOPEN_SOURCE" >&5
 echo $ECHO_N "checking if we should define _XOPEN_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_xopen_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 10430 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 11250 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
+$ac_includes_default
 
 int
 main (void)
 {
 
 #ifndef _XOPEN_SOURCE
-make an error
+#error _XOPEN_SOURCE is not defined
 #endif
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10449: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11268: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10452: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10455: \"$ac_try\"") >&5
+  echo "$as_me:11271: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11274: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10458: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11277: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_xopen_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_save="$CPPFLAGS"
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
 
-	 cat >conftest.$ac_ext <<_ACEOF
-#line 10470 "configure"
+	 cat >"conftest.$ac_ext" <<_ACEOF
+#line 11289 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
+$ac_includes_default
 
 int
 main (void)
 {
 
-#ifdef _XOPEN_SOURCE
-make an error
+#ifndef _XOPEN_SOURCE
+#error _XOPEN_SOURCE is not defined
 #endif
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10489: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11307: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10492: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10495: \"$ac_try\"") >&5
+  echo "$as_me:11310: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11313: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10498: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11316: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_xopen_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_xopen_source=$cf_XOPEN_SOURCE
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-	CPPFLAGS="$cf_save"
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+		CPPFLAGS="$cf_save"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:10513: result: $cf_cv_xopen_source" >&5
+echo "$as_me:11331: result: $cf_cv_xopen_source" >&5
 echo "${ECHO_T}$cf_cv_xopen_source" >&6
 
 if test "$cf_cv_xopen_source" != no ; then
@@ -10525,26 +11343,52 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 
 	cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
 
+for cf_add_cflags in $cf_temp_xopen_source
+do
+	case "x$cf_add_cflags" in
+	(x-[DU]*)
+
+cf_tmp_cflag=`echo "x$cf_add_cflags" | sed -e 's/^.//' -e 's/=.*//'`
+while true
+do
+	cf_old_cflag=`echo "x$CFLAGS" | sed -e 's/^.//' -e 's/[ 	][ 	]*-/ -/g' -e "s%$cf_tmp_cflag\\(=[^ 	][^ 	]*\\)\?%%" -e 's/^[ 	]*//' -e 's%[ ][ ]*-D% -D%g' -e 's%[ ][ ]*-I% -I%g'`
+	test "$CFLAGS" != "$cf_old_cflag" || break
+
+	CFLAGS="$cf_old_cflag"
+done
+
+cf_tmp_cflag=`echo "x$cf_add_cflags" | sed -e 's/^.//' -e 's/=.*//'`
+while true
+do
+	cf_old_cflag=`echo "x$CPPFLAGS" | sed -e 's/^.//' -e 's/[ 	][ 	]*-/ -/g' -e "s%$cf_tmp_cflag\\(=[^ 	][^ 	]*\\)\?%%" -e 's/^[ 	]*//' -e 's%[ ][ ]*-D% -D%g' -e 's%[ ][ ]*-I% -I%g'`
+	test "$CPPFLAGS" != "$cf_old_cflag" || break
+
+	CPPFLAGS="$cf_old_cflag"
+done
+
+		;;
+	esac
+
 cf_fix_cppflags=no
 cf_new_cflags=
 cf_new_cppflags=
 cf_new_extra_cppflags=
 
-for cf_add_cflags in $cf_temp_xopen_source
+for cf_add_cflags in $cf_add_cflags
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -10563,7 +11407,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -10593,7 +11437,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -10623,8 +11467,12 @@ if test -n "$cf_new_extra_cppflags" ; then
 
 fi
 
+done
+
 fi
 
+	cf_save_xopen_cppflags="$CPPFLAGS"
+
 if test "$cf_cv_posix_visible" = no; then
 
 cf_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE
@@ -10640,16 +11488,16 @@ cf_trim_CPPFLAGS=`echo "$cf_save_CPPFLAGS" | \
 	sed	-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?[ 	]/ /g' \
 		-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?$//g'`
 
-echo "$as_me:10643: checking if we should define _POSIX_C_SOURCE" >&5
+echo "$as_me:11491: checking if we should define _POSIX_C_SOURCE" >&5
 echo $ECHO_N "checking if we should define _POSIX_C_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_posix_c_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-echo "${as_me:-configure}:10649: testing if the symbol is already defined go no further ..." 1>&5
+echo "${as_me:-configure}:11497: testing if the symbol is already defined go no further ..." 1>&5
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 10652 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 11500 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -10657,28 +11505,28 @@ main (void)
 {
 
 #ifndef _POSIX_C_SOURCE
-make an error
+#error _POSIX_C_SOURCE is not defined
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10667: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11515: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10670: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10673: \"$ac_try\"") >&5
+  echo "$as_me:11518: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11521: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10676: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11524: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_posix_c_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_want_posix_source=no
 	 case .$cf_POSIX_C_SOURCE in
 	 (.[12]??*)
@@ -10693,8 +11541,8 @@ cf_want_posix_source=no
 		;;
 	 esac
 	 if test "$cf_want_posix_source" = yes ; then
-		cat >conftest.$ac_ext <<_ACEOF
-#line 10697 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 11545 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -10702,34 +11550,34 @@ main (void)
 {
 
 #ifdef _POSIX_SOURCE
-make an error
+#error _POSIX_SOURCE is defined
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10712: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11560: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10715: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10718: \"$ac_try\"") >&5
+  echo "$as_me:11563: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11566: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10721: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11569: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	 fi
 
-echo "${as_me:-configure}:10732: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
+echo "${as_me:-configure}:11580: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
 
 	 CFLAGS="$cf_trim_CFLAGS"
 	 CPPFLAGS="$cf_trim_CPPFLAGS"
@@ -10737,10 +11585,10 @@ echo "${as_me:-configure}:10732: testing ifdef from value $cf_POSIX_C_SOURCE ...
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}$cf_cv_posix_c_source"
 
-echo "${as_me:-configure}:10740: testing if the second compile does not leave our definition intact error ..." 1>&5
+echo "${as_me:-configure}:11588: testing if the second compile does not leave our definition intact error ..." 1>&5
 
-	 cat >conftest.$ac_ext <<_ACEOF
-#line 10743 "configure"
+	 cat >"conftest.$ac_ext" <<_ACEOF
+#line 11591 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -10748,39 +11596,39 @@ main (void)
 {
 
 #ifndef _POSIX_C_SOURCE
-make an error
+#error _POSIX_C_SOURCE is not defined
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10758: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11606: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10761: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10764: \"$ac_try\"") >&5
+  echo "$as_me:11609: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11612: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10767: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11615: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_posix_c_source=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	 CFLAGS="$cf_save_CFLAGS"
 	 CPPFLAGS="$cf_save_CPPFLAGS"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:10783: result: $cf_cv_posix_c_source" >&5
+echo "$as_me:11631: result: $cf_cv_posix_c_source" >&5
 echo "${ECHO_T}$cf_cv_posix_c_source" >&6
 
 if test "$cf_cv_posix_c_source" != no ; then
@@ -10794,19 +11642,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_cv_posix_c_source
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -10825,7 +11673,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -10855,7 +11703,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -10889,31 +11737,110 @@ fi
 
 fi # cf_cv_posix_visible
 
+	# Some of these niche implementations use copy/paste, double-check...
+	if test "$cf_cv_xopen_source" = no ; then
+		test -n "$verbose" && echo "	checking if _POSIX_C_SOURCE interferes with _XOPEN_SOURCE" 1>&6
+
+echo "${as_me:-configure}:11744: testing checking if _POSIX_C_SOURCE interferes with _XOPEN_SOURCE ..." 1>&5
+
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 11747 "configure"
+#include "confdefs.h"
+
+$ac_includes_default
+
+int
+main (void)
+{
+
+#ifndef _XOPEN_SOURCE
+#error _XOPEN_SOURCE is not defined
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11765: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:11768: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11771: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:11774: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  :
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+
+			{ echo "$as_me:11781: WARNING: _POSIX_C_SOURCE definition is not usable" >&5
+echo "$as_me: WARNING: _POSIX_C_SOURCE definition is not usable" >&2;}
+			CPPFLAGS="$cf_save_xopen_cppflags"
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+	fi
 	;;
 esac
 
 if test -n "$cf_xopen_source" ; then
 
+for cf_add_cflags in $cf_xopen_source
+do
+	case "x$cf_add_cflags" in
+	(x-[DU]*)
+
+cf_tmp_cflag=`echo "x$cf_add_cflags" | sed -e 's/^.//' -e 's/=.*//'`
+while true
+do
+	cf_old_cflag=`echo "x$CFLAGS" | sed -e 's/^.//' -e 's/[ 	][ 	]*-/ -/g' -e "s%$cf_tmp_cflag\\(=[^ 	][^ 	]*\\)\?%%" -e 's/^[ 	]*//' -e 's%[ ][ ]*-D% -D%g' -e 's%[ ][ ]*-I% -I%g'`
+	test "$CFLAGS" != "$cf_old_cflag" || break
+	test -n "$verbose" && echo "	removing old option $cf_add_cflags from CFLAGS" 1>&6
+
+echo "${as_me:-configure}:11804: testing removing old option $cf_add_cflags from CFLAGS ..." 1>&5
+
+	CFLAGS="$cf_old_cflag"
+done
+
+cf_tmp_cflag=`echo "x$cf_add_cflags" | sed -e 's/^.//' -e 's/=.*//'`
+while true
+do
+	cf_old_cflag=`echo "x$CPPFLAGS" | sed -e 's/^.//' -e 's/[ 	][ 	]*-/ -/g' -e "s%$cf_tmp_cflag\\(=[^ 	][^ 	]*\\)\?%%" -e 's/^[ 	]*//' -e 's%[ ][ ]*-D% -D%g' -e 's%[ ][ ]*-I% -I%g'`
+	test "$CPPFLAGS" != "$cf_old_cflag" || break
+	test -n "$verbose" && echo "	removing old option $cf_add_cflags from CPPFLAGS" 1>&6
+
+echo "${as_me:-configure}:11816: testing removing old option $cf_add_cflags from CPPFLAGS ..." 1>&5
+
+	CPPFLAGS="$cf_old_cflag"
+done
+
+		;;
+	esac
+
 cf_fix_cppflags=no
 cf_new_cflags=
 cf_new_cppflags=
 cf_new_extra_cppflags=
 
-for cf_add_cflags in $cf_xopen_source
+for cf_add_cflags in $cf_add_cflags
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -10932,7 +11859,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -10962,7 +11889,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -10974,7 +11901,7 @@ done
 if test -n "$cf_new_cflags" ; then
 	test -n "$verbose" && echo "	add to \$CFLAGS $cf_new_cflags" 1>&6
 
-echo "${as_me:-configure}:10977: testing add to \$CFLAGS $cf_new_cflags ..." 1>&5
+echo "${as_me:-configure}:11904: testing add to \$CFLAGS $cf_new_cflags ..." 1>&5
 
 	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
 	CFLAGS="${CFLAGS}$cf_new_cflags"
@@ -10984,7 +11911,7 @@ fi
 if test -n "$cf_new_cppflags" ; then
 	test -n "$verbose" && echo "	add to \$CPPFLAGS $cf_new_cppflags" 1>&6
 
-echo "${as_me:-configure}:10987: testing add to \$CPPFLAGS $cf_new_cppflags ..." 1>&5
+echo "${as_me:-configure}:11914: testing add to \$CPPFLAGS $cf_new_cppflags ..." 1>&5
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
@@ -10994,20 +11921,22 @@ fi
 if test -n "$cf_new_extra_cppflags" ; then
 	test -n "$verbose" && echo "	add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags" 1>&6
 
-echo "${as_me:-configure}:10997: testing add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags ..." 1>&5
+echo "${as_me:-configure}:11924: testing add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags ..." 1>&5
 
 	test -n "$EXTRA_CPPFLAGS" && EXTRA_CPPFLAGS="$EXTRA_CPPFLAGS "
 	EXTRA_CPPFLAGS="${EXTRA_CPPFLAGS}$cf_new_extra_cppflags"
 
 fi
 
+done
+
 fi
 
 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
-	echo "$as_me:11007: checking if _XOPEN_SOURCE really is set" >&5
+	echo "$as_me:11936: checking if _XOPEN_SOURCE really is set" >&5
 echo $ECHO_N "checking if _XOPEN_SOURCE really is set... $ECHO_C" >&6
-	cat >conftest.$ac_ext <<_ACEOF
-#line 11010 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 11939 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int
@@ -11015,37 +11944,37 @@ main (void)
 {
 
 #ifndef _XOPEN_SOURCE
-make an error
+#error _XOPEN_SOURCE is not defined
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11025: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11954: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11028: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11031: \"$ac_try\"") >&5
+  echo "$as_me:11957: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11960: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11034: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11963: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_XOPEN_SOURCE_set=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_XOPEN_SOURCE_set=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-	echo "$as_me:11043: result: $cf_XOPEN_SOURCE_set" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+	echo "$as_me:11972: result: $cf_XOPEN_SOURCE_set" >&5
 echo "${ECHO_T}$cf_XOPEN_SOURCE_set" >&6
-	if test $cf_XOPEN_SOURCE_set = yes
+	if test "$cf_XOPEN_SOURCE_set" = yes
 	then
-		cat >conftest.$ac_ext <<_ACEOF
-#line 11048 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 11977 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int
@@ -11053,129 +11982,127 @@ main (void)
 {
 
 #if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
-make an error
+#error (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11063: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11992: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11066: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11069: \"$ac_try\"") >&5
+  echo "$as_me:11995: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11998: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11072: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12001: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_XOPEN_SOURCE_set_ok=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_XOPEN_SOURCE_set_ok=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-		if test $cf_XOPEN_SOURCE_set_ok = no
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+		if test "$cf_XOPEN_SOURCE_set_ok" = no
 		then
-			{ echo "$as_me:11083: WARNING: _XOPEN_SOURCE is lower than requested" >&5
+			{ echo "$as_me:12012: WARNING: _XOPEN_SOURCE is lower than requested" >&5
 echo "$as_me: WARNING: _XOPEN_SOURCE is lower than requested" >&2;}
 		fi
 	else
 
-echo "$as_me:11088: checking if we should define _XOPEN_SOURCE" >&5
+echo "$as_me:12017: checking if we should define _XOPEN_SOURCE" >&5
 echo $ECHO_N "checking if we should define _XOPEN_SOURCE... $ECHO_C" >&6
 if test "${cf_cv_xopen_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 11095 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 12024 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
+$ac_includes_default
 
 int
 main (void)
 {
 
 #ifndef _XOPEN_SOURCE
-make an error
+#error _XOPEN_SOURCE is not defined
 #endif
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11114: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12042: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11117: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11120: \"$ac_try\"") >&5
+  echo "$as_me:12045: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12048: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11123: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12051: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_xopen_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_save="$CPPFLAGS"
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
 
-	 cat >conftest.$ac_ext <<_ACEOF
-#line 11135 "configure"
+	 cat >"conftest.$ac_ext" <<_ACEOF
+#line 12063 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
-#include <string.h>
-#include <sys/types.h>
+$ac_includes_default
 
 int
 main (void)
 {
 
-#ifdef _XOPEN_SOURCE
-make an error
+#ifndef _XOPEN_SOURCE
+#error _XOPEN_SOURCE is not defined
 #endif
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11154: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12081: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11157: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11160: \"$ac_try\"") >&5
+  echo "$as_me:12084: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12087: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11163: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12090: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_xopen_source=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_xopen_source=$cf_XOPEN_SOURCE
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-	CPPFLAGS="$cf_save"
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+		CPPFLAGS="$cf_save"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:11178: result: $cf_cv_xopen_source" >&5
+echo "$as_me:12105: result: $cf_cv_xopen_source" >&5
 echo "${ECHO_T}$cf_cv_xopen_source" >&6
 
 if test "$cf_cv_xopen_source" != no ; then
@@ -11190,26 +12117,52 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 
 	cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
 
+for cf_add_cflags in $cf_temp_xopen_source
+do
+	case "x$cf_add_cflags" in
+	(x-[DU]*)
+
+cf_tmp_cflag=`echo "x$cf_add_cflags" | sed -e 's/^.//' -e 's/=.*//'`
+while true
+do
+	cf_old_cflag=`echo "x$CFLAGS" | sed -e 's/^.//' -e 's/[ 	][ 	]*-/ -/g' -e "s%$cf_tmp_cflag\\(=[^ 	][^ 	]*\\)\?%%" -e 's/^[ 	]*//' -e 's%[ ][ ]*-D% -D%g' -e 's%[ ][ ]*-I% -I%g'`
+	test "$CFLAGS" != "$cf_old_cflag" || break
+
+	CFLAGS="$cf_old_cflag"
+done
+
+cf_tmp_cflag=`echo "x$cf_add_cflags" | sed -e 's/^.//' -e 's/=.*//'`
+while true
+do
+	cf_old_cflag=`echo "x$CPPFLAGS" | sed -e 's/^.//' -e 's/[ 	][ 	]*-/ -/g' -e "s%$cf_tmp_cflag\\(=[^ 	][^ 	]*\\)\?%%" -e 's/^[ 	]*//' -e 's%[ ][ ]*-D% -D%g' -e 's%[ ][ ]*-I% -I%g'`
+	test "$CPPFLAGS" != "$cf_old_cflag" || break
+
+	CPPFLAGS="$cf_old_cflag"
+done
+
+		;;
+	esac
+
 cf_fix_cppflags=no
 cf_new_cflags=
 cf_new_cppflags=
 cf_new_extra_cppflags=
 
-for cf_add_cflags in $cf_temp_xopen_source
+for cf_add_cflags in $cf_add_cflags
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -11228,7 +12181,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -11258,7 +12211,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -11288,6 +12241,8 @@ if test -n "$cf_new_extra_cppflags" ; then
 
 fi
 
+done
+
 fi
 
 	fi
@@ -11298,14 +12253,14 @@ CPPFLAGS_after_XOPEN="$CPPFLAGS"
 
 # Work around breakage on OS X
 
-echo "$as_me:11301: checking if SIGWINCH is defined" >&5
+echo "$as_me:12256: checking if SIGWINCH is defined" >&5
 echo $ECHO_N "checking if SIGWINCH is defined... $ECHO_C" >&6
 if test "${cf_cv_define_sigwinch+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 11308 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 12263 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -11319,24 +12274,24 @@ int x = SIGWINCH; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11323: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12278: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11326: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11329: \"$ac_try\"") >&5
+  echo "$as_me:12281: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12284: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11332: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12287: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_define_sigwinch=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 11339 "configure"
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12294 "configure"
 #include "confdefs.h"
 
 #undef _XOPEN_SOURCE
@@ -11353,35 +12308,35 @@ int x = SIGWINCH; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11357: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12312: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11360: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11363: \"$ac_try\"") >&5
+  echo "$as_me:12315: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12318: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11366: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12321: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_define_sigwinch=maybe
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_define_sigwinch=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:11380: result: $cf_cv_define_sigwinch" >&5
+echo "$as_me:12335: result: $cf_cv_define_sigwinch" >&5
 echo "${ECHO_T}$cf_cv_define_sigwinch" >&6
 
 if test "$cf_cv_define_sigwinch" = maybe ; then
-echo "$as_me:11384: checking for actual SIGWINCH definition" >&5
+echo "$as_me:12339: checking for actual SIGWINCH definition" >&5
 echo $ECHO_N "checking for actual SIGWINCH definition... $ECHO_C" >&6
 if test "${cf_cv_fixup_sigwinch+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -11389,10 +12344,10 @@ else
 
 cf_cv_fixup_sigwinch=unknown
 cf_sigwinch=32
-while test $cf_sigwinch != 1
+while test "$cf_sigwinch" != 1
 do
-	cat >conftest.$ac_ext <<_ACEOF
-#line 11395 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 12350 "configure"
 #include "confdefs.h"
 
 #undef _XOPEN_SOURCE
@@ -11406,38 +12361,38 @@ main (void)
 {
 
 #if SIGWINCH != $cf_sigwinch
-make an error
+#error SIGWINCH is not $cf_sigwinch
 #endif
 int x = SIGWINCH; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11417: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12372: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11420: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11423: \"$ac_try\"") >&5
+  echo "$as_me:12375: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12378: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11426: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12381: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_fixup_sigwinch=$cf_sigwinch
 	 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
-cf_sigwinch=`expr $cf_sigwinch - 1`
+cf_sigwinch="`expr "$cf_sigwinch" - 1`"
 done
 
 fi
-echo "$as_me:11440: result: $cf_cv_fixup_sigwinch" >&5
+echo "$as_me:12395: result: $cf_cv_fixup_sigwinch" >&5
 echo "${ECHO_T}$cf_cv_fixup_sigwinch" >&6
 
 	if test "$cf_cv_fixup_sigwinch" != unknown ; then
@@ -11447,14 +12402,16 @@ fi
 
 # Checks for CODESET support.
 
-echo "$as_me:11450: checking for nl_langinfo and CODESET" >&5
+echo "$as_me:12405: checking for nl_langinfo and CODESET" >&5
 echo $ECHO_N "checking for nl_langinfo and CODESET... $ECHO_C" >&6
 if test "${am_cv_langinfo_codeset+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 11456 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12411 "configure"
 #include "confdefs.h"
+
+$ac_includes_default
 #include <langinfo.h>
 int
 main (void)
@@ -11464,30 +12421,30 @@ char* cs = nl_langinfo(CODESET); (void)cs
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11468: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12425: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11471: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11474: \"$ac_try\"") >&5
+  echo "$as_me:12428: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12431: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11477: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12434: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   am_cv_langinfo_codeset=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 am_cv_langinfo_codeset=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:11488: result: $am_cv_langinfo_codeset" >&5
+echo "$as_me:12445: result: $am_cv_langinfo_codeset" >&5
 echo "${ECHO_T}$am_cv_langinfo_codeset" >&6
-	if test $am_cv_langinfo_codeset = yes; then
+	if test "$am_cv_langinfo_codeset" = yes; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_LANGINFO_CODESET 1
@@ -11499,7 +12456,7 @@ EOF
 NCURSES_OK_WCHAR_T=
 NCURSES_OK_WINT_T=
 
-echo "$as_me:11502: checking if you want wide-character code" >&5
+echo "$as_me:12459: checking if you want wide-character code" >&5
 echo $ECHO_N "checking if you want wide-character code... $ECHO_C" >&6
 
 # Check whether --enable-widec or --disable-widec was given.
@@ -11509,7 +12466,7 @@ if test "${enable_widec+set}" = set; then
 else
   with_widec=no
 fi;
-echo "$as_me:11512: result: $with_widec" >&5
+echo "$as_me:12469: result: $with_widec" >&5
 echo "${ECHO_T}$with_widec" >&6
 
 NCURSES_WCWIDTH_GRAPHICS=1
@@ -11527,30 +12484,41 @@ cat >>confdefs.h <<\EOF
 #define NCURSES_WIDECHAR 1
 EOF
 
+	case "$CPPFLAGS" in
+	(*_XOPEN_SOURCE=*)
+		;;
+	(*)
+		{ echo "$as_me:12491: WARNING: _XOPEN_SOURCE feature test macro appears to be predefined" >&5
+echo "$as_me: WARNING: _XOPEN_SOURCE feature test macro appears to be predefined" >&2;}
+		# CPPFLAGS="$CPPFLAGS -DNCURSES_WIDECHAR"
+		CPPFLAGS_after_XOPEN="$CPPFLAGS_after_XOPEN -DNCURSES_WIDECHAR"
+		;;
+	esac
+
 for ac_header in \
 wchar.h \
 wctype.h \
 
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:11536: checking for $ac_header" >&5
+echo "$as_me:12504: checking for $ac_header" >&5
 echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 11542 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12510 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:11546: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:12514: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:11552: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:12520: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -11563,14 +12531,14 @@ if test -z "$ac_cpp_err"; then
   eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   eval "$as_ac_Header=no"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:11571: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+echo "$as_me:12539: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 EOF
@@ -11578,17 +12546,17 @@ EOF
 fi
 done
 
-echo "$as_me:11581: checking if wchar.h can be used as is" >&5
+echo "$as_me:12549: checking if wchar.h can be used as is" >&5
 echo $ECHO_N "checking if wchar.h can be used as is... $ECHO_C" >&6
 if test "${cf_cv_wchar_h_okay+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 11588 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12556 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
+$ac_includes_default
 #ifdef HAVE_WCHAR_H
 #include <wchar.h>
 #endif
@@ -11606,36 +12574,36 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11610: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12578: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11613: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11616: \"$ac_try\"") >&5
+  echo "$as_me:12581: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12584: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11619: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12587: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_wchar_h_okay=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_wchar_h_okay=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:11629: result: $cf_cv_wchar_h_okay" >&5
+echo "$as_me:12597: result: $cf_cv_wchar_h_okay" >&5
 echo "${ECHO_T}$cf_cv_wchar_h_okay" >&6
 
-if test $cf_cv_wchar_h_okay = no
+if test "$cf_cv_wchar_h_okay" = no
 then
 
-echo "$as_me:11635: checking if we must define _XOPEN_SOURCE_EXTENDED" >&5
+echo "$as_me:12603: checking if we must define _XOPEN_SOURCE_EXTENDED" >&5
 echo $ECHO_N "checking if we must define _XOPEN_SOURCE_EXTENDED... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line 11638 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12606 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 
@@ -11644,41 +12612,41 @@ main (void)
 {
 
 #ifndef _XOPEN_SOURCE_EXTENDED
-make an error
+#error _XOPEN_SOURCE_EXTENDED is not defined
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11654: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12622: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11657: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11660: \"$ac_try\"") >&5
+  echo "$as_me:12625: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12628: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11663: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12631: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_result=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_result=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-echo "$as_me:11672: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+echo "$as_me:12640: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
 
 if test "$cf_result" = yes ; then
 	CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED"
 elif test "x" != "x" ; then
-	echo "$as_me:11678: checking checking for compatible value versus " >&5
+	echo "$as_me:12646: checking checking for compatible value versus " >&5
 echo $ECHO_N "checking checking for compatible value versus ... $ECHO_C" >&6
-	cat >conftest.$ac_ext <<_ACEOF
-#line 11681 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 12649 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 
@@ -11687,32 +12655,32 @@ main (void)
 {
 
 #if _XOPEN_SOURCE_EXTENDED- < 0
-make an error
+#error _XOPEN_SOURCE_EXTENDED- is negative
 #endif
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:11697: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:12665: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:11700: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:11703: \"$ac_try\"") >&5
+  echo "$as_me:12668: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:12671: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11706: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12674: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_result=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_result=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-	echo "$as_me:11715: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+	echo "$as_me:12683: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
 	if test "$cf_result" = no ; then
 		# perhaps we can override it - try...
@@ -11722,7 +12690,7 @@ fi
 
 fi
 
-echo "$as_me:11725: checking if wcwidth agrees graphics are single-width" >&5
+echo "$as_me:12693: checking if wcwidth agrees graphics are single-width" >&5
 echo $ECHO_N "checking if wcwidth agrees graphics are single-width... $ECHO_C" >&6
 if test "${cf_cv_wcwidth_graphics+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -11792,12 +12760,13 @@ CF_EOF
 if test "$cross_compiling" = yes; then
   cf_cv_wcwidth_graphics=unknown
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 11796 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12764 "configure"
 #include "confdefs.h"
 
+$ac_includes_default
+
 #include <locale.h>
-#include <stdio.h>
 #include <wchar.h>
 
 #define MY_LEN 80
@@ -11819,46 +12788,46 @@ main(void)
 		if ((fp = fopen("conftest.in", "r")) != 0) {
 			while (fgets(buffer, MY_LEN, fp) != 0) {
 				if (*buffer == '-') {
-					fprintf(stderr, "\t%s", buffer);
+					fprintf(stderr, "\\t%s", buffer);
 				} else if (sscanf(buffer, "%x %s", &value, notes) == 2) {
 					++totals;
 					if (wcwidth(value) == 1)
 						++passed;
-					fprintf(stderr, "%d\t%s", wcwidth(value), buffer);
+					fprintf(stderr, "%d\\t%s", wcwidth(value), buffer);
 				} else {
-					fprintf(stderr, "?\t%s", buffer);
+					fprintf(stderr, "?\\t%s", buffer);
 				}
 			}
 		}
 	}
-	fprintf(stderr, "%d/%d passed wcwidth/graphics check\n", passed, totals);
+	fprintf(stderr, "%d/%d passed wcwidth/graphics check\\n", passed, totals);
 	return (totals == passed) ? 0 : 1;
 }
 
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:11840: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:12809: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11843: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:11845: \"$ac_try\"") >&5
+  echo "$as_me:12812: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:12814: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11848: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12817: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_wcwidth_graphics=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_wcwidth_graphics=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 
 fi
-echo "$as_me:11861: result: $cf_cv_wcwidth_graphics" >&5
+echo "$as_me:12830: result: $cf_cv_wcwidth_graphics" >&5
 echo "${ECHO_T}$cf_cv_wcwidth_graphics" >&6
 
 	test "$cf_cv_wcwidth_graphics" = no && NCURSES_WCWIDTH_GRAPHICS=0
@@ -11866,16 +12835,16 @@ echo "${ECHO_T}$cf_cv_wcwidth_graphics" >&6
 	# with_overwrite=no
 	NCURSES_CH_T=cchar_t
 
-for ac_func in putwc btowc wctob mbtowc wctomb mblen mbrlen mbrtowc wcsrtombs mbsrtowcs wcstombs mbstowcs
+for ac_func in putwc btowc wctob wmemchr mbtowc wctomb mblen mbrlen mbrtowc wcsrtombs mbsrtowcs wcstombs mbstowcs
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:11872: checking for $ac_func" >&5
+echo "$as_me:12841: checking for $ac_func" >&5
 echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
 if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 11878 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12847 "configure"
 #include "confdefs.h"
 #define $ac_func autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -11905,29 +12874,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11909: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12878: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11912: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11915: \"$ac_try\"") >&5
+  echo "$as_me:12881: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12884: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11918: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12887: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 eval "$as_ac_var=no"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:11928: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
+echo "$as_me:12897: result: `eval echo '${'"$as_ac_var"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_var"'}'`" >&6
+if test "`eval echo '${'"$as_ac_var"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
 EOF
@@ -11937,18 +12906,70 @@ done
 
 	if test "x$ac_cv_func_putwc" != xyes ; then
 
-echo "$as_me:11940: checking for multibyte character support" >&5
+for ac_header in wchar.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:12912: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12918 "configure"
+#include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:12922: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:12928: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  eval "$as_ac_Header=no"
+fi
+rm -f conftest.err "conftest.$ac_ext"
+fi
+echo "$as_me:12947: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
+echo "$as_me:12957: checking for multibyte character support" >&5
 echo $ECHO_N "checking for multibyte character support... $ECHO_C" >&6
 if test "${cf_cv_utf8_lib+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	cf_save_LIBS="$LIBS"
-	cat >conftest.$ac_ext <<_ACEOF
-#line 11948 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 12965 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
+$ac_includes_default
+#ifdef HAVE_WCHAR_H
+#include <wchar.h>
+#endif
+
 int
 main (void)
 {
@@ -11957,34 +12978,34 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11961: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12982: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11964: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11967: \"$ac_try\"") >&5
+  echo "$as_me:12985: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12988: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11970: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12991: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_utf8_lib=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 # If the linkage is not already in the $CPPFLAGS/$LDFLAGS configuration, these
 # will be set on completion of the AC_TRY_LINK below.
 cf_cv_header_path_utf8=
 cf_cv_library_path_utf8=
 
-echo "${as_me:-configure}:11982: testing Starting FIND_LINKAGE(utf8,) ..." 1>&5
+echo "${as_me:-configure}:13003: testing Starting FIND_LINKAGE(utf8,) ..." 1>&5
 
 cf_save_LIBS="$LIBS"
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 11987 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13008 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -11996,18 +13017,18 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12000: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:13021: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12003: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12006: \"$ac_try\"") >&5
+  echo "$as_me:13024: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:13027: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12009: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13030: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_find_linkage_utf8=yes
 	cf_cv_header_path_utf8=/usr/include
@@ -12015,12 +13036,12 @@ if { (eval echo "$as_me:12000: \"$ac_link\"") >&5
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 LIBS="-lutf8  $cf_save_LIBS"
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 12023 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13044 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -12032,18 +13053,18 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12036: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:13057: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12039: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12042: \"$ac_try\"") >&5
+  echo "$as_me:13060: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:13063: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12045: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13066: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_find_linkage_utf8=yes
 	cf_cv_header_path_utf8=/usr/include
@@ -12052,16 +13073,16 @@ if { (eval echo "$as_me:12036: \"$ac_link\"") >&5
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_find_linkage_utf8=no
 	LIBS="$cf_save_LIBS"
 
 	test -n "$verbose" && echo "	find linkage for utf8 library" 1>&6
 
-echo "${as_me:-configure}:12062: testing find linkage for utf8 library ..." 1>&5
+echo "${as_me:-configure}:13083: testing find linkage for utf8 library ..." 1>&5
 
-echo "${as_me:-configure}:12064: testing Searching for headers in FIND_LINKAGE(utf8,) ..." 1>&5
+echo "${as_me:-configure}:13085: testing Searching for headers in FIND_LINKAGE(utf8,) ..." 1>&5
 
 	cf_save_CPPFLAGS="$CPPFLAGS"
 	cf_test_CPPFLAGS="$CPPFLAGS"
@@ -12073,7 +13094,7 @@ cf_header_path_list=""
 if test -n "${CFLAGS}${CPPFLAGS}" ; then
 	for cf_header_path in $CPPFLAGS $CFLAGS
 	do
-		case $cf_header_path in
+		case "$cf_header_path" in
 		(-I*)
 			cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
@@ -12081,11 +13102,11 @@ test "x$cf_header_path" != "xNONE" && \
 test -d "$cf_header_path" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_header_path"
-	test -d $cf_header_path/include &&          cf_search="$cf_search $cf_header_path/include"
-	test -d $cf_header_path/include/utf8 &&       cf_search="$cf_search $cf_header_path/include/utf8"
-	test -d $cf_header_path/include/utf8/include &&    cf_search="$cf_search $cf_header_path/include/utf8/include"
-	test -d $cf_header_path/utf8/include &&       cf_search="$cf_search $cf_header_path/utf8/include"
-	test -d $cf_header_path/utf8/include/utf8 &&    cf_search="$cf_search $cf_header_path/utf8/include/utf8"
+	test -d "$cf_header_path/include" &&          cf_search="$cf_search $cf_header_path/include"
+	test -d "$cf_header_path/include/utf8" &&       cf_search="$cf_search $cf_header_path/include/utf8"
+	test -d "$cf_header_path/include/utf8/include" &&    cf_search="$cf_search $cf_header_path/include/utf8/include"
+	test -d "$cf_header_path/utf8/include" &&       cf_search="$cf_search $cf_header_path/utf8/include"
+	test -d "$cf_header_path/utf8/include/utf8" &&    cf_search="$cf_search $cf_header_path/utf8/include/utf8"
 }
 
 			cf_header_path_list="$cf_header_path_list $cf_search"
@@ -12102,11 +13123,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
-	test -d $prefix/include &&          cf_search="$cf_search $prefix/include"
-	test -d $prefix/include/utf8 &&       cf_search="$cf_search $prefix/include/utf8"
-	test -d $prefix/include/utf8/include &&    cf_search="$cf_search $prefix/include/utf8/include"
-	test -d $prefix/utf8/include &&       cf_search="$cf_search $prefix/utf8/include"
-	test -d $prefix/utf8/include/utf8 &&    cf_search="$cf_search $prefix/utf8/include/utf8"
+	test -d "$prefix/include" &&          cf_search="$cf_search $prefix/include"
+	test -d "$prefix/include/utf8" &&       cf_search="$cf_search $prefix/include/utf8"
+	test -d "$prefix/include/utf8/include" &&    cf_search="$cf_search $prefix/include/utf8/include"
+	test -d "$prefix/utf8/include" &&       cf_search="$cf_search $prefix/utf8/include"
+	test -d "$prefix/utf8/include/utf8" &&    cf_search="$cf_search $prefix/utf8/include/utf8"
 }
 
 for cf_subdir_prefix in \
@@ -12120,13 +13141,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/include &&          cf_search="$cf_search $cf_subdir_prefix/include"
-	test -d $cf_subdir_prefix/include/utf8 &&       cf_search="$cf_search $cf_subdir_prefix/include/utf8"
-	test -d $cf_subdir_prefix/include/utf8/include &&    cf_search="$cf_search $cf_subdir_prefix/include/utf8/include"
-	test -d $cf_subdir_prefix/utf8/include &&       cf_search="$cf_search $cf_subdir_prefix/utf8/include"
-	test -d $cf_subdir_prefix/utf8/include/utf8 &&    cf_search="$cf_search $cf_subdir_prefix/utf8/include/utf8"
+	test -d "$cf_subdir_prefix/include" &&          cf_search="$cf_search $cf_subdir_prefix/include"
+	test -d "$cf_subdir_prefix/include/utf8" &&       cf_search="$cf_search $cf_subdir_prefix/include/utf8"
+	test -d "$cf_subdir_prefix/include/utf8/include" &&    cf_search="$cf_search $cf_subdir_prefix/include/utf8/include"
+	test -d "$cf_subdir_prefix/utf8/include" &&       cf_search="$cf_search $cf_subdir_prefix/utf8/include"
+	test -d "$cf_subdir_prefix/utf8/include/utf8" &&    cf_search="$cf_search $cf_subdir_prefix/utf8/include/utf8"
 }
 
 done
@@ -12134,33 +13155,33 @@ done
 test "$includedir" != NONE && \
 test "$includedir" != "/usr/include" && \
 test -d "$includedir" && {
-	test -d $includedir &&    cf_search="$cf_search $includedir"
-	test -d $includedir/utf8 && cf_search="$cf_search $includedir/utf8"
+	test -d "$includedir" &&    cf_search="$cf_search $includedir"
+	test -d "$includedir/utf8" && cf_search="$cf_search $includedir/utf8"
 }
 
 test "$oldincludedir" != NONE && \
 test "$oldincludedir" != "/usr/include" && \
 test -d "$oldincludedir" && {
-	test -d $oldincludedir    && cf_search="$cf_search $oldincludedir"
-	test -d $oldincludedir/utf8 && cf_search="$cf_search $oldincludedir/utf8"
+	test -d "$oldincludedir"    && cf_search="$cf_search $oldincludedir"
+	test -d "$oldincludedir/utf8" && cf_search="$cf_search $oldincludedir/utf8"
 }
 
 cf_search="$cf_search $cf_header_path_list"
 
 	for cf_cv_header_path_utf8 in $cf_search
 	do
-		if test -d $cf_cv_header_path_utf8 ; then
+		if test -d "$cf_cv_header_path_utf8" ; then
 			test -n "$verbose" && echo "	... testing $cf_cv_header_path_utf8" 1>&6
 
-echo "${as_me:-configure}:12155: testing ... testing $cf_cv_header_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:13176: testing ... testing $cf_cv_header_path_utf8 ..." 1>&5
 
 			CPPFLAGS="$cf_save_CPPFLAGS"
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_cv_header_path_utf8"
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 12163 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 13184 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -12172,40 +13193,40 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12176: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13197: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12179: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12182: \"$ac_try\"") >&5
+  echo "$as_me:13200: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13203: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12185: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13206: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 				test -n "$verbose" && echo "	... found utf8 headers in $cf_cv_header_path_utf8" 1>&6
 
-echo "${as_me:-configure}:12190: testing ... found utf8 headers in $cf_cv_header_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:13211: testing ... found utf8 headers in $cf_cv_header_path_utf8 ..." 1>&5
 
 				cf_cv_find_linkage_utf8=maybe
 				cf_test_CPPFLAGS="$CPPFLAGS"
 				break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 				CPPFLAGS="$cf_save_CPPFLAGS"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		fi
 	done
 
 	if test "$cf_cv_find_linkage_utf8" = maybe ; then
 
-echo "${as_me:-configure}:12208: testing Searching for utf8 library in FIND_LINKAGE(utf8,) ..." 1>&5
+echo "${as_me:-configure}:13229: testing Searching for utf8 library in FIND_LINKAGE(utf8,) ..." 1>&5
 
 		cf_save_LIBS="$LIBS"
 		cf_save_LDFLAGS="$LDFLAGS"
@@ -12217,7 +13238,7 @@ cf_library_path_list=""
 if test -n "${LDFLAGS}${LIBS}" ; then
 	for cf_library_path in $LDFLAGS $LIBS
 	do
-		case $cf_library_path in
+		case "$cf_library_path" in
 		(-L*)
 			cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
@@ -12225,11 +13246,11 @@ test "x$cf_library_path" != "xNONE" && \
 test -d "$cf_library_path" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_library_path"
-	test -d $cf_library_path/lib &&          cf_search="$cf_search $cf_library_path/lib"
-	test -d $cf_library_path/lib/utf8 &&       cf_search="$cf_search $cf_library_path/lib/utf8"
-	test -d $cf_library_path/lib/utf8/lib &&    cf_search="$cf_search $cf_library_path/lib/utf8/lib"
-	test -d $cf_library_path/utf8/lib &&       cf_search="$cf_search $cf_library_path/utf8/lib"
-	test -d $cf_library_path/utf8/lib/utf8 &&    cf_search="$cf_search $cf_library_path/utf8/lib/utf8"
+	test -d "$cf_library_path/lib" &&          cf_search="$cf_search $cf_library_path/lib"
+	test -d "$cf_library_path/lib/utf8" &&       cf_search="$cf_search $cf_library_path/lib/utf8"
+	test -d "$cf_library_path/lib/utf8/lib" &&    cf_search="$cf_search $cf_library_path/lib/utf8/lib"
+	test -d "$cf_library_path/utf8/lib" &&       cf_search="$cf_search $cf_library_path/utf8/lib"
+	test -d "$cf_library_path/utf8/lib/utf8" &&    cf_search="$cf_search $cf_library_path/utf8/lib/utf8"
 }
 
 			cf_library_path_list="$cf_library_path_list $cf_search"
@@ -12244,11 +13265,11 @@ test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
-	test -d $prefix/lib &&          cf_search="$cf_search $prefix/lib"
-	test -d $prefix/lib/utf8 &&       cf_search="$cf_search $prefix/lib/utf8"
-	test -d $prefix/lib/utf8/lib &&    cf_search="$cf_search $prefix/lib/utf8/lib"
-	test -d $prefix/utf8/lib &&       cf_search="$cf_search $prefix/utf8/lib"
-	test -d $prefix/utf8/lib/utf8 &&    cf_search="$cf_search $prefix/utf8/lib/utf8"
+	test -d "$prefix/lib" &&          cf_search="$cf_search $prefix/lib"
+	test -d "$prefix/lib/utf8" &&       cf_search="$cf_search $prefix/lib/utf8"
+	test -d "$prefix/lib/utf8/lib" &&    cf_search="$cf_search $prefix/lib/utf8/lib"
+	test -d "$prefix/utf8/lib" &&       cf_search="$cf_search $prefix/utf8/lib"
+	test -d "$prefix/utf8/lib/utf8" &&    cf_search="$cf_search $prefix/utf8/lib/utf8"
 }
 
 for cf_subdir_prefix in \
@@ -12262,13 +13283,13 @@ do
 
 test "x$cf_subdir_prefix" != "x$prefix" && \
 test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/lib &&          cf_search="$cf_search $cf_subdir_prefix/lib"
-	test -d $cf_subdir_prefix/lib/utf8 &&       cf_search="$cf_search $cf_subdir_prefix/lib/utf8"
-	test -d $cf_subdir_prefix/lib/utf8/lib &&    cf_search="$cf_search $cf_subdir_prefix/lib/utf8/lib"
-	test -d $cf_subdir_prefix/utf8/lib &&       cf_search="$cf_search $cf_subdir_prefix/utf8/lib"
-	test -d $cf_subdir_prefix/utf8/lib/utf8 &&    cf_search="$cf_search $cf_subdir_prefix/utf8/lib/utf8"
+	test -d "$cf_subdir_prefix/lib" &&          cf_search="$cf_search $cf_subdir_prefix/lib"
+	test -d "$cf_subdir_prefix/lib/utf8" &&       cf_search="$cf_search $cf_subdir_prefix/lib/utf8"
+	test -d "$cf_subdir_prefix/lib/utf8/lib" &&    cf_search="$cf_search $cf_subdir_prefix/lib/utf8/lib"
+	test -d "$cf_subdir_prefix/utf8/lib" &&       cf_search="$cf_search $cf_subdir_prefix/utf8/lib"
+	test -d "$cf_subdir_prefix/utf8/lib/utf8" &&    cf_search="$cf_search $cf_subdir_prefix/utf8/lib/utf8"
 }
 
 done
@@ -12277,16 +13298,16 @@ cf_search="$cf_library_path_list $cf_search"
 
 			for cf_cv_library_path_utf8 in $cf_search
 			do
-				if test -d $cf_cv_library_path_utf8 ; then
+				if test -d "$cf_cv_library_path_utf8" ; then
 					test -n "$verbose" && echo "	... testing $cf_cv_library_path_utf8" 1>&6
 
-echo "${as_me:-configure}:12283: testing ... testing $cf_cv_library_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:13304: testing ... testing $cf_cv_library_path_utf8 ..." 1>&5
 
 					CPPFLAGS="$cf_test_CPPFLAGS"
 					LIBS="-lutf8  $cf_save_LIBS"
 					LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_utf8"
-					cat >conftest.$ac_ext <<_ACEOF
-#line 12289 "configure"
+					cat >"conftest.$ac_ext" <<_ACEOF
+#line 13310 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -12298,36 +13319,36 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12302: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:13323: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12305: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12308: \"$ac_try\"") >&5
+  echo "$as_me:13326: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:13329: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12311: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13332: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 					test -n "$verbose" && echo "	... found utf8 library in $cf_cv_library_path_utf8" 1>&6
 
-echo "${as_me:-configure}:12316: testing ... found utf8 library in $cf_cv_library_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:13337: testing ... found utf8 library in $cf_cv_library_path_utf8 ..." 1>&5
 
 					cf_cv_find_linkage_utf8=yes
 					cf_cv_library_file_utf8="-lutf8"
 					break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 					CPPFLAGS="$cf_save_CPPFLAGS"
 					LIBS="$cf_save_LIBS"
 					LDFLAGS="$cf_save_LDFLAGS"
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 				fi
 			done
 			CPPFLAGS="$cf_save_CPPFLAGS"
@@ -12339,10 +13360,10 @@ rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 	fi
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 LIBS="$cf_save_LIBS"
 
@@ -12353,9 +13374,9 @@ cf_cv_utf8_lib=no
 fi
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:12358: result: $cf_cv_utf8_lib" >&5
+echo "$as_me:13379: result: $cf_cv_utf8_lib" >&5
 echo "${ECHO_T}$cf_cv_utf8_lib" >&6
 
 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
@@ -12369,9 +13390,9 @@ EOF
 if test -n "$cf_cv_header_path_utf8" ; then
   for cf_add_incdir in $cf_cv_header_path_utf8
   do
-	while test $cf_add_incdir != /usr/include
+	while test "$cf_add_incdir" != /usr/include
 	do
-	  if test -d $cf_add_incdir
+	  if test -d "$cf_add_incdir"
 	  then
 		cf_have_incdir=no
 		if test -n "$CFLAGS$CPPFLAGS" ; then
@@ -12392,8 +13413,8 @@ if test -n "$cf_cv_header_path_utf8" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 12396 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 13417 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -12404,25 +13425,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12408: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13429: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12411: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12414: \"$ac_try\"") >&5
+  echo "$as_me:13432: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13435: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12417: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13438: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 			  CPPFLAGS=$cf_save_CPPFLAGS
 			fi
 		  fi
@@ -12431,11 +13452,11 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		if test "$cf_have_incdir" = no ; then
 		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
 
-echo "${as_me:-configure}:12434: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:13455: testing adding $cf_add_incdir to include-path ..." 1>&5
 
 		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
 
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
 		  test "$cf_top_incdir" = "$cf_add_incdir" && break
 		  cf_add_incdir="$cf_top_incdir"
 		else
@@ -12451,9 +13472,9 @@ fi
 if test -n "$cf_cv_library_path_utf8" ; then
 	for cf_add_libdir in $cf_cv_library_path_utf8
 	do
-		if test $cf_add_libdir = /usr/lib ; then
+		if test "$cf_add_libdir" = /usr/lib ; then
 			:
-		elif test -d $cf_add_libdir
+		elif test -d "$cf_add_libdir"
 		then
 			cf_have_libdir=no
 			if test -n "$LDFLAGS$LIBS" ; then
@@ -12467,7 +13488,7 @@ if test -n "$cf_cv_library_path_utf8" ; then
 			if test "$cf_have_libdir" = no ; then
 				test -n "$verbose" && echo "	adding $cf_add_libdir to library-path" 1>&6
 
-echo "${as_me:-configure}:12470: testing adding $cf_add_libdir to library-path ..." 1>&5
+echo "${as_me:-configure}:13491: testing adding $cf_add_libdir to library-path ..." 1>&5
 
 				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
 			fi
@@ -12499,14 +13520,14 @@ fi
 	fi
 
 # This is needed on Tru64 5.0 to declare mbstate_t
-echo "$as_me:12502: checking if we must include wchar.h to declare mbstate_t" >&5
+echo "$as_me:13523: checking if we must include wchar.h to declare mbstate_t" >&5
 echo $ECHO_N "checking if we must include wchar.h to declare mbstate_t... $ECHO_C" >&6
 if test "${cf_cv_mbstate_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 12509 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13530 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -12523,24 +13544,24 @@ mbstate_t state
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12527: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13548: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12530: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12533: \"$ac_try\"") >&5
+  echo "$as_me:13551: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13554: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12536: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13557: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_mbstate_t=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 12543 "configure"
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13564 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -12558,29 +13579,29 @@ mbstate_t value
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12562: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13583: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12565: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12568: \"$ac_try\"") >&5
+  echo "$as_me:13586: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13589: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12571: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13592: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_mbstate_t=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_mbstate_t=unknown
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:12583: result: $cf_cv_mbstate_t" >&5
+echo "$as_me:13604: result: $cf_cv_mbstate_t" >&5
 echo "${ECHO_T}$cf_cv_mbstate_t" >&6
 
 if test "$cf_cv_mbstate_t" = yes ; then
@@ -12598,14 +13619,14 @@ if test "$cf_cv_mbstate_t" = unknown ; then
 fi
 
 # This is needed on Tru64 5.0 to declare wchar_t
-echo "$as_me:12601: checking if we must include wchar.h to declare wchar_t" >&5
+echo "$as_me:13622: checking if we must include wchar.h to declare wchar_t" >&5
 echo $ECHO_N "checking if we must include wchar.h to declare wchar_t... $ECHO_C" >&6
 if test "${cf_cv_wchar_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 12608 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13629 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -12622,24 +13643,24 @@ wchar_t state
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12626: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13647: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12629: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12632: \"$ac_try\"") >&5
+  echo "$as_me:13650: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13653: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12635: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13656: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_wchar_t=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 12642 "configure"
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13663 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -12657,29 +13678,29 @@ wchar_t value
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12661: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13682: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12664: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12667: \"$ac_try\"") >&5
+  echo "$as_me:13685: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13688: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12670: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13691: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_wchar_t=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_wchar_t=unknown
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:12682: result: $cf_cv_wchar_t" >&5
+echo "$as_me:13703: result: $cf_cv_wchar_t" >&5
 echo "${ECHO_T}$cf_cv_wchar_t" >&6
 
 if test "$cf_cv_wchar_t" = yes ; then
@@ -12702,14 +13723,14 @@ if test "$cf_cv_wchar_t" != unknown ; then
 fi
 
 # This is needed on Tru64 5.0 to declare wint_t
-echo "$as_me:12705: checking if we must include wchar.h to declare wint_t" >&5
+echo "$as_me:13726: checking if we must include wchar.h to declare wint_t" >&5
 echo $ECHO_N "checking if we must include wchar.h to declare wint_t... $ECHO_C" >&6
 if test "${cf_cv_wint_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 12712 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13733 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -12726,24 +13747,24 @@ wint_t state
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12730: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13751: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12733: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12736: \"$ac_try\"") >&5
+  echo "$as_me:13754: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13757: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12739: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13760: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_wint_t=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 12746 "configure"
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13767 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -12761,29 +13782,29 @@ wint_t value
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12765: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13786: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12768: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12771: \"$ac_try\"") >&5
+  echo "$as_me:13789: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13792: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12774: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13795: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_wint_t=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_wint_t=unknown
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:12786: result: $cf_cv_wint_t" >&5
+echo "$as_me:13807: result: $cf_cv_wint_t" >&5
 echo "${ECHO_T}$cf_cv_wint_t" >&6
 
 if test "$cf_cv_wint_t" = yes ; then
@@ -12815,7 +13836,7 @@ EOF
 fi
 
 ###   use option --disable-lp64 to allow long chtype
-echo "$as_me:12818: checking whether to enable _LP64 definition in curses.h" >&5
+echo "$as_me:13839: checking whether to enable _LP64 definition in curses.h" >&5
 echo $ECHO_N "checking whether to enable _LP64 definition in curses.h... $ECHO_C" >&6
 
 # Check whether --enable-lp64 or --disable-lp64 was given.
@@ -12825,7 +13846,7 @@ if test "${enable_lp64+set}" = set; then
 else
   with_lp64=$cf_dft_with_lp64
 fi;
-echo "$as_me:12828: result: $with_lp64" >&5
+echo "$as_me:13849: result: $with_lp64" >&5
 echo "${ECHO_T}$with_lp64" >&6
 
 if test "x$with_lp64" = xyes ; then
@@ -12841,7 +13862,7 @@ if test "${enable_largefile+set}" = set; then
 fi;
 if test "$enable_largefile" != no; then
 
-  echo "$as_me:12844: checking for special C compiler options needed for large files" >&5
+  echo "$as_me:13865: checking for special C compiler options needed for large files" >&5
 echo $ECHO_N "checking for special C compiler options needed for large files... $ECHO_C" >&6
 if test "${ac_cv_sys_largefile_CC+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -12852,8 +13873,8 @@ else
        while :; do
      	 # IRIX 6.2 and later do not support large files by default,
      	 # so use the C compiler's -n32 option if that helps.
-         cat >conftest.$ac_ext <<_ACEOF
-#line 12856 "configure"
+         cat >"conftest.$ac_ext" <<_ACEOF
+#line 13877 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
  /* Check that off_t can represent 2**63 - 1 correctly.
@@ -12872,64 +13893,64 @@ main (void)
   return 0;
 }
 _ACEOF
-     	 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12876: \"$ac_compile\"") >&5
+     	 rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13897: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12879: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12882: \"$ac_try\"") >&5
+  echo "$as_me:13900: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13903: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12885: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13906: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext
+rm -f "conftest.$ac_objext"
      	 CC="$CC -n32"
-     	 rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12895: \"$ac_compile\"") >&5
+     	 rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13916: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12898: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12901: \"$ac_try\"") >&5
+  echo "$as_me:13919: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13922: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12904: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13925: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_sys_largefile_CC=' -n32'; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext
+rm -f "conftest.$ac_objext"
          break
        done
        CC=$ac_save_CC
-       rm -f conftest.$ac_ext
+       rm -f "conftest.$ac_ext"
     fi
 fi
-echo "$as_me:12918: result: $ac_cv_sys_largefile_CC" >&5
+echo "$as_me:13939: result: $ac_cv_sys_largefile_CC" >&5
 echo "${ECHO_T}$ac_cv_sys_largefile_CC" >&6
   if test "$ac_cv_sys_largefile_CC" != no; then
     CC=$CC$ac_cv_sys_largefile_CC
   fi
 
-  echo "$as_me:12924: checking for _FILE_OFFSET_BITS value needed for large files" >&5
+  echo "$as_me:13945: checking for _FILE_OFFSET_BITS value needed for large files" >&5
 echo $ECHO_N "checking for _FILE_OFFSET_BITS value needed for large files... $ECHO_C" >&6
 if test "${ac_cv_sys_file_offset_bits+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   while :; do
   ac_cv_sys_file_offset_bits=no
-  cat >conftest.$ac_ext <<_ACEOF
-#line 12932 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 13953 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
  /* Check that off_t can represent 2**63 - 1 correctly.
@@ -12948,26 +13969,26 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12952: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:13973: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12955: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12958: \"$ac_try\"") >&5
+  echo "$as_me:13976: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:13979: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12961: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13982: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-  cat >conftest.$ac_ext <<_ACEOF
-#line 12970 "configure"
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 13991 "configure"
 #include "confdefs.h"
 #define _FILE_OFFSET_BITS 64
 #include <sys/types.h>
@@ -12987,28 +14008,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:12991: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14012: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:12994: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:12997: \"$ac_try\"") >&5
+  echo "$as_me:14015: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14018: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13000: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14021: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_sys_file_offset_bits=64; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
   break
 done
 fi
-echo "$as_me:13011: result: $ac_cv_sys_file_offset_bits" >&5
+echo "$as_me:14032: result: $ac_cv_sys_file_offset_bits" >&5
 echo "${ECHO_T}$ac_cv_sys_file_offset_bits" >&6
 if test "$ac_cv_sys_file_offset_bits" != no; then
 
@@ -13018,15 +14039,15 @@ EOF
 
 fi
 rm -rf conftest*
-  echo "$as_me:13021: checking for _LARGE_FILES value needed for large files" >&5
+  echo "$as_me:14042: checking for _LARGE_FILES value needed for large files" >&5
 echo $ECHO_N "checking for _LARGE_FILES value needed for large files... $ECHO_C" >&6
 if test "${ac_cv_sys_large_files+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   while :; do
   ac_cv_sys_large_files=no
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13029 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 14050 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
  /* Check that off_t can represent 2**63 - 1 correctly.
@@ -13045,26 +14066,26 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13049: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14070: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13052: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13055: \"$ac_try\"") >&5
+  echo "$as_me:14073: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14076: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13058: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14079: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13067 "configure"
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 14088 "configure"
 #include "confdefs.h"
 #define _LARGE_FILES 1
 #include <sys/types.h>
@@ -13084,28 +14105,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13088: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14109: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13091: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13094: \"$ac_try\"") >&5
+  echo "$as_me:14112: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14115: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13097: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14118: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_sys_large_files=1; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
   break
 done
 fi
-echo "$as_me:13108: result: $ac_cv_sys_large_files" >&5
+echo "$as_me:14129: result: $ac_cv_sys_large_files" >&5
 echo "${ECHO_T}$ac_cv_sys_large_files" >&6
 if test "$ac_cv_sys_large_files" != no; then
 
@@ -13118,15 +14139,15 @@ rm -rf conftest*
 fi
 
 	if test "$enable_largefile" != no ; then
-	echo "$as_me:13121: checking for _LARGEFILE_SOURCE value needed for large files" >&5
+	echo "$as_me:14142: checking for _LARGEFILE_SOURCE value needed for large files" >&5
 echo $ECHO_N "checking for _LARGEFILE_SOURCE value needed for large files... $ECHO_C" >&6
 if test "${ac_cv_sys_largefile_source+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   while :; do
   ac_cv_sys_largefile_source=no
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13129 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 14150 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -13137,26 +14158,26 @@ return !fseeko;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13141: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14162: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13144: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13147: \"$ac_try\"") >&5
+  echo "$as_me:14165: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14168: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13150: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14171: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13159 "configure"
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 14180 "configure"
 #include "confdefs.h"
 #define _LARGEFILE_SOURCE 1
 #include <stdio.h>
@@ -13168,28 +14189,28 @@ return !fseeko;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13172: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14193: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13175: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13178: \"$ac_try\"") >&5
+  echo "$as_me:14196: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14199: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13181: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14202: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_sys_largefile_source=1; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
   break
 done
 fi
-echo "$as_me:13192: result: $ac_cv_sys_largefile_source" >&5
+echo "$as_me:14213: result: $ac_cv_sys_largefile_source" >&5
 echo "${ECHO_T}$ac_cv_sys_largefile_source" >&6
 if test "$ac_cv_sys_largefile_source" != no; then
 
@@ -13203,13 +14224,13 @@ rm -rf conftest*
 # We used to try defining _XOPEN_SOURCE=500 too, to work around a bug
 # in glibc 2.1.3, but that breaks too many other things.
 # If you want fseeko and ftello with glibc, upgrade to a fixed glibc.
-echo "$as_me:13206: checking for fseeko" >&5
+echo "$as_me:14227: checking for fseeko" >&5
 echo $ECHO_N "checking for fseeko... $ECHO_C" >&6
 if test "${ac_cv_func_fseeko+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13212 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 14233 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -13220,27 +14241,27 @@ return fseeko && fseeko (stdin, 0, 0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:13224: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:14245: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:13227: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:13230: \"$ac_try\"") >&5
+  echo "$as_me:14248: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:14251: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13233: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14254: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_fseeko=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_fseeko=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:13243: result: $ac_cv_func_fseeko" >&5
+echo "$as_me:14264: result: $ac_cv_func_fseeko" >&5
 echo "${ECHO_T}$ac_cv_func_fseeko" >&6
 if test $ac_cv_func_fseeko = yes; then
 
@@ -13279,14 +14300,14 @@ fi
 
 	fi
 
-	echo "$as_me:13282: checking whether to use struct dirent64" >&5
+	echo "$as_me:14303: checking whether to use struct dirent64" >&5
 echo $ECHO_N "checking whether to use struct dirent64... $ECHO_C" >&6
 if test "${cf_cv_struct_dirent64+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 13289 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 14310 "configure"
 #include "confdefs.h"
 
 #pragma GCC diagnostic error "-Wincompatible-pointer-types"
@@ -13308,28 +14329,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13312: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14333: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13315: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13318: \"$ac_try\"") >&5
+  echo "$as_me:14336: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14339: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13321: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14342: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_struct_dirent64=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_struct_dirent64=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:13332: result: $cf_cv_struct_dirent64" >&5
+echo "$as_me:14353: result: $cf_cv_struct_dirent64" >&5
 echo "${ECHO_T}$cf_cv_struct_dirent64" >&6
 	test "$cf_cv_struct_dirent64" = yes &&
 cat >>confdefs.h <<\EOF
@@ -13339,7 +14360,7 @@ EOF
 	fi
 
 ###   use option --disable-tparm-varargs to make tparm() conform to X/Open
-echo "$as_me:13342: checking if you want tparm not to use X/Open fixed-parameter list" >&5
+echo "$as_me:14363: checking if you want tparm not to use X/Open fixed-parameter list" >&5
 echo $ECHO_N "checking if you want tparm not to use X/Open fixed-parameter list... $ECHO_C" >&6
 
 # Check whether --enable-tparm-varargs or --disable-tparm-varargs was given.
@@ -13349,14 +14370,14 @@ if test "${enable_tparm_varargs+set}" = set; then
 else
   with_tparm_varargs=yes
 fi;
-echo "$as_me:13352: result: $with_tparm_varargs" >&5
+echo "$as_me:14373: result: $with_tparm_varargs" >&5
 echo "${ECHO_T}$with_tparm_varargs" >&6
 NCURSES_TPARM_VARARGS=0
 test "x$with_tparm_varargs" = xyes && NCURSES_TPARM_VARARGS=1
 
 ###   use option --disable-tic-depends to make libtic not explicitly depend on ncurses/ncursesw
 if test "$with_ticlib" != no ; then
-echo "$as_me:13359: checking if you want tic library to use explicit dependency on ncurses$LIB_SUFFIX library" >&5
+echo "$as_me:14380: checking if you want tic library to use explicit dependency on ncurses$LIB_SUFFIX library" >&5
 echo $ECHO_N "checking if you want tic library to use explicit dependency on ncurses$LIB_SUFFIX library... $ECHO_C" >&6
 
 # Check whether --enable-tic-depends or --disable-tic-depends was given.
@@ -13366,34 +14387,34 @@ if test "${enable_tic_depends+set}" = set; then
 else
   with_tic_depends=yes
 fi;
-echo "$as_me:13369: result: $with_tic_depends" >&5
+echo "$as_me:14390: result: $with_tic_depends" >&5
 echo "${ECHO_T}$with_tic_depends" >&6
 else
 	with_tic_depends=no
 fi
 
-###   use option --disable-wattr-macros to suppress wattr* macros from curses.h
-echo "$as_me:13376: checking if you want to suppress wattr* macros to help with ncurses5/ncurses6 transition" >&5
-echo $ECHO_N "checking if you want to suppress wattr* macros to help with ncurses5/ncurses6 transition... $ECHO_C" >&6
+###   use option --enable-wattr-macros to enable wattr* macros in curses.h
+echo "$as_me:14397: checking if you want to enable wattr* macros" >&5
+echo $ECHO_N "checking if you want to enable wattr* macros... $ECHO_C" >&6
 
 # Check whether --enable-wattr-macros or --disable-wattr-macros was given.
 if test "${enable_wattr_macros+set}" = set; then
   enableval="$enable_wattr_macros"
   with_wattr_macros=$enableval
 else
-  with_wattr_macros=yes
+  with_wattr_macros=no
 fi;
 if [ "x$with_wattr_macros" != xyes ]; then
 	NCURSES_WATTR_MACROS=0
-	echo "$as_me:13388: result: yes" >&5
-echo "${ECHO_T}yes" >&6
+	echo "$as_me:14409: result: no" >&5
+echo "${ECHO_T}no" >&6
 else
 	NCURSES_WATTR_MACROS=1
-	echo "$as_me:13392: result: no" >&5
-echo "${ECHO_T}no" >&6
+	echo "$as_me:14413: result: yes" >&5
+echo "${ECHO_T}yes" >&6
 fi
 
-echo "$as_me:13396: checking for X11 rgb file" >&5
+echo "$as_me:14417: checking for X11 rgb file" >&5
 echo $ECHO_N "checking for X11 rgb file... $ECHO_C" >&6
 
 # Check whether --with-x11-rgb or --without-x11-rgb was given.
@@ -13445,19 +14466,19 @@ case ".$cf_path" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval cf_path="$cf_path"
 	case ".$cf_path" in
 	(.NONE/*)
-		cf_path=`echo $cf_path | sed -e s%NONE%$cf_path_syntax%`
+		cf_path=`echo "$cf_path" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	cf_path=`echo $cf_path | sed -e s%NONE%$cf_path_syntax%`
+	cf_path=`echo "$cf_path" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:13460: error: expected a pathname, not \"$cf_path\"" >&5
+	{ { echo "$as_me:14481: error: expected a pathname, not \"$cf_path\"" >&5
 echo "$as_me: error: expected a pathname, not \"$cf_path\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -13465,7 +14486,7 @@ esac
 
 fi
 
-echo "$as_me:13468: result: $RGB_PATH" >&5
+echo "$as_me:14489: result: $RGB_PATH" >&5
 echo "${ECHO_T}$RGB_PATH" >&6
 
 cat >>confdefs.h <<EOF
@@ -13479,7 +14500,7 @@ then
 fi
 
 ###   use option --with-bool to override bool's type
-echo "$as_me:13482: checking for type of bool" >&5
+echo "$as_me:14503: checking for type of bool" >&5
 echo $ECHO_N "checking for type of bool... $ECHO_C" >&6
 
 # Check whether --with-bool or --without-bool was given.
@@ -13489,10 +14510,10 @@ if test "${with_bool+set}" = set; then
 else
   NCURSES_BOOL=auto
 fi;
-echo "$as_me:13492: result: $NCURSES_BOOL" >&5
+echo "$as_me:14513: result: $NCURSES_BOOL" >&5
 echo "${ECHO_T}$NCURSES_BOOL" >&6
 
-echo "$as_me:13495: checking for alternate terminal capabilities file" >&5
+echo "$as_me:14516: checking for alternate terminal capabilities file" >&5
 echo $ECHO_N "checking for alternate terminal capabilities file... $ECHO_C" >&6
 
 # Check whether --with-caps or --without-caps was given.
@@ -13502,12 +14523,17 @@ if test "${with_caps+set}" = set; then
 else
   TERMINFO_CAPS=Caps
 fi;
-test -f "${srcdir}/include/${TERMINFO_CAPS}" || TERMINFO_CAPS=Caps
-echo "$as_me:13506: result: $TERMINFO_CAPS" >&5
+if test ! -f "${srcdir}/include/${TERMINFO_CAPS}"
+then
+	{ echo "$as_me:14528: WARNING: file not found: \"${srcdir}/include/${TERMINFO_CAPS}\"" >&5
+echo "$as_me: WARNING: file not found: \"${srcdir}/include/${TERMINFO_CAPS}\"" >&2;}
+	TERMINFO_CAPS=Caps
+fi
+echo "$as_me:14532: result: $TERMINFO_CAPS" >&5
 echo "${ECHO_T}$TERMINFO_CAPS" >&6
 
 ###   use option --with-chtype to override chtype's type
-echo "$as_me:13510: checking for type of chtype" >&5
+echo "$as_me:14536: checking for type of chtype" >&5
 echo $ECHO_N "checking for type of chtype... $ECHO_C" >&6
 
 # Check whether --with-chtype or --without-chtype was given.
@@ -13517,11 +14543,11 @@ if test "${with_chtype+set}" = set; then
 else
   NCURSES_CHTYPE=$cf_dft_chtype
 fi;
-echo "$as_me:13520: result: $NCURSES_CHTYPE" >&5
+echo "$as_me:14546: result: $NCURSES_CHTYPE" >&5
 echo "${ECHO_T}$NCURSES_CHTYPE" >&6
 
 ###   use option --with-ospeed to override ospeed's type
-echo "$as_me:13524: checking for type of ospeed" >&5
+echo "$as_me:14550: checking for type of ospeed" >&5
 echo $ECHO_N "checking for type of ospeed... $ECHO_C" >&6
 
 # Check whether --with-ospeed or --without-ospeed was given.
@@ -13531,11 +14557,11 @@ if test "${with_ospeed+set}" = set; then
 else
   NCURSES_OSPEED=short
 fi;
-echo "$as_me:13534: result: $NCURSES_OSPEED" >&5
+echo "$as_me:14560: result: $NCURSES_OSPEED" >&5
 echo "${ECHO_T}$NCURSES_OSPEED" >&6
 
 ###   use option --with-mmask-t to override mmask_t's type
-echo "$as_me:13538: checking for type of mmask_t" >&5
+echo "$as_me:14564: checking for type of mmask_t" >&5
 echo $ECHO_N "checking for type of mmask_t... $ECHO_C" >&6
 
 # Check whether --with-mmask-t or --without-mmask-t was given.
@@ -13545,11 +14571,11 @@ if test "${with_mmask_t+set}" = set; then
 else
   NCURSES_MMASK_T=$cf_dft_mmask_t
 fi;
-echo "$as_me:13548: result: $NCURSES_MMASK_T" >&5
+echo "$as_me:14574: result: $NCURSES_MMASK_T" >&5
 echo "${ECHO_T}$NCURSES_MMASK_T" >&6
 
 ###   use option --with-ccharw-max to override CCHARW_MAX size
-echo "$as_me:13552: checking for size CCHARW_MAX" >&5
+echo "$as_me:14578: checking for size CCHARW_MAX" >&5
 echo $ECHO_N "checking for size CCHARW_MAX... $ECHO_C" >&6
 
 # Check whether --with-ccharw-max or --without-ccharw-max was given.
@@ -13557,203 +14583,18 @@ if test "${with_ccharw_max+set}" = set; then
   withval="$with_ccharw_max"
   NCURSES_CCHARW_MAX="$withval"
 else
-  NCURSES_CCHARW_MAX=5
+  NCURSES_CCHARW_MAX=$cf_dft_ccharw_max
 fi;
-echo "$as_me:13562: result: $NCURSES_CCHARW_MAX" >&5
+echo "$as_me:14588: result: $NCURSES_CCHARW_MAX" >&5
 echo "${ECHO_T}$NCURSES_CCHARW_MAX" >&6
 
-echo "$as_me:13565: checking for ANSI C header files" >&5
-echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
-if test "${ac_cv_header_stdc+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13571 "configure"
-#include "confdefs.h"
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <float.h>
-
-_ACEOF
-if { (eval echo "$as_me:13579: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:13585: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  ac_cv_header_stdc=yes
-else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_stdc=no
-fi
-rm -f conftest.err conftest.$ac_ext
-
-if test $ac_cv_header_stdc = yes; then
-  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13607 "configure"
-#include "confdefs.h"
-#include <string.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "memchr" >/dev/null 2>&1; then
-  :
-else
-  ac_cv_header_stdc=no
-fi
-rm -rf conftest*
-
-fi
-
-if test $ac_cv_header_stdc = yes; then
-  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13625 "configure"
-#include "confdefs.h"
-#include <stdlib.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "free" >/dev/null 2>&1; then
-  :
-else
-  ac_cv_header_stdc=no
-fi
-rm -rf conftest*
-
-fi
-
-if test $ac_cv_header_stdc = yes; then
-  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-  if test "$cross_compiling" = yes; then
-  :
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13646 "configure"
-#include "confdefs.h"
-#include <ctype.h>
-#if ((' ' & 0x0FF) == 0x020)
-# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
-# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
-#else
-# define ISLOWER(c) (('a' <= (c) && (c) <= 'i') \
-                     || ('j' <= (c) && (c) <= 'r') \
-                     || ('s' <= (c) && (c) <= 'z'))
-# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
-#endif
-
-#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
-int
-main (void)
-{
-  int i;
-  for (i = 0; i < 256; i++)
-    if (XOR (islower (i), ISLOWER (i))
-        || toupper (i) != TOUPPER (i))
-      $ac_main_return(2);
-  $ac_main_return (0);
-}
-_ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:13672: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:13675: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:13677: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:13680: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  :
-else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_header_stdc=no
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
-fi
-fi
-echo "$as_me:13693: result: $ac_cv_header_stdc" >&5
-echo "${ECHO_T}$ac_cv_header_stdc" >&6
-if test $ac_cv_header_stdc = yes; then
-
-cat >>confdefs.h <<\EOF
-#define STDC_HEADERS 1
-EOF
-
-fi
-
-# On IRIX 5.3, sys/types and inttypes.h are conflicting.
-
-for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
-                  inttypes.h stdint.h unistd.h
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:13709: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13715 "configure"
-#include "confdefs.h"
-$ac_includes_default
-#include <$ac_header>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13721: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
-  ac_status=$?
-  echo "$as_me:13724: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13727: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:13730: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_Header=yes"
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_Header=no"
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:13740: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
-EOF
-
-fi
-done
-
-echo "$as_me:13750: checking for signed char" >&5
+echo "$as_me:14591: checking for signed char" >&5
 echo $ECHO_N "checking for signed char... $ECHO_C" >&6
 if test "${ac_cv_type_signed_char+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13756 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 14597 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -13767,30 +14608,30 @@ if (sizeof (signed char))
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13771: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14612: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13774: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13777: \"$ac_try\"") >&5
+  echo "$as_me:14615: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14618: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13780: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14621: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_type_signed_char=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_type_signed_char=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:13790: result: $ac_cv_type_signed_char" >&5
+echo "$as_me:14631: result: $ac_cv_type_signed_char" >&5
 echo "${ECHO_T}$ac_cv_type_signed_char" >&6
 
-echo "$as_me:13793: checking size of signed char" >&5
+echo "$as_me:14634: checking size of signed char" >&5
 echo $ECHO_N "checking size of signed char... $ECHO_C" >&6
 if test "${ac_cv_sizeof_signed_char+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -13798,8 +14639,8 @@ else
   if test "$ac_cv_type_signed_char" = yes; then
   if test "$cross_compiling" = yes; then
   # Depending upon the size, compute the lo and hi bounds.
-cat >conftest.$ac_ext <<_ACEOF
-#line 13802 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 14643 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -13810,22 +14651,22 @@ int _array_ [1 - 2 * !((sizeof (signed char)) >= 0)]
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13814: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14655: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13817: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13820: \"$ac_try\"") >&5
+  echo "$as_me:14658: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14661: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13823: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14664: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_lo=0 ac_mid=0
   while :; do
-    cat >conftest.$ac_ext <<_ACEOF
-#line 13828 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 14669 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -13836,33 +14677,33 @@ int _array_ [1 - 2 * !((sizeof (signed char)) <= $ac_mid)]
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13840: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14681: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13843: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13846: \"$ac_try\"") >&5
+  echo "$as_me:14684: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14687: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13849: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14690: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_hi=$ac_mid; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_lo=`expr $ac_mid + 1`; ac_mid=`expr 2 '*' $ac_mid + 1`
+cat "conftest.$ac_ext" >&5
+ac_lo=`expr "$ac_mid" + 1`; ac_mid=`expr 2 '*' "$ac_mid" + 1`
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
   done
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_hi=-1 ac_mid=-1
   while :; do
-    cat >conftest.$ac_ext <<_ACEOF
-#line 13865 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 14706 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -13873,33 +14714,33 @@ int _array_ [1 - 2 * !((sizeof (signed char)) >= $ac_mid)]
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13877: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14718: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13880: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13883: \"$ac_try\"") >&5
+  echo "$as_me:14721: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14724: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13886: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14727: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_lo=$ac_mid; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_hi=`expr $ac_mid - 1`; ac_mid=`expr 2 '*' $ac_mid`
+cat "conftest.$ac_ext" >&5
+ac_hi=`expr "$ac_mid" - 1`; ac_mid=`expr 2 '*' "$ac_mid"`
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
   done
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 # Binary search between lo and hi bounds.
 while test "x$ac_lo" != "x$ac_hi"; do
-  ac_mid=`expr '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo`
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13902 "configure"
+  ac_mid=`expr '(' "$ac_hi" - "$ac_lo" ')' / 2 + "$ac_lo"`
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 14743 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -13910,35 +14751,35 @@ int _array_ [1 - 2 * !((sizeof (signed char)) <= $ac_mid)]
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13914: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:14755: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:13917: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:13920: \"$ac_try\"") >&5
+  echo "$as_me:14758: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:14761: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13923: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14764: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_hi=$ac_mid
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_lo=`expr $ac_mid + 1`
+cat "conftest.$ac_ext" >&5
+ac_lo=`expr "$ac_mid" + 1`
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 ac_cv_sizeof_signed_char=$ac_lo
 else
   if test "$cross_compiling" = yes; then
-  { { echo "$as_me:13936: error: cannot run test program while cross compiling" >&5
+  { { echo "$as_me:14777: error: cannot run test program while cross compiling" >&5
 echo "$as_me: error: cannot run test program while cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 13941 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 14782 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -13947,30 +14788,30 @@ main (void)
 FILE *f = fopen ("conftest.val", "w");
 if (!f)
   $ac_main_return (1);
-fprintf (f, "%d", (sizeof (signed char)));
+fprintf (f, "%ld", (long)(sizeof (signed char)));
 fclose (f);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:13957: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:14798: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:13960: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:13962: \"$ac_try\"") >&5
+  echo "$as_me:14801: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:14803: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13965: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14806: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_sizeof_signed_char=`cat conftest.val`
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 fi
 rm -f conftest.val
@@ -13978,7 +14819,7 @@ else
   ac_cv_sizeof_signed_char=0
 fi
 fi
-echo "$as_me:13981: result: $ac_cv_sizeof_signed_char" >&5
+echo "$as_me:14822: result: $ac_cv_sizeof_signed_char" >&5
 echo "${ECHO_T}$ac_cv_sizeof_signed_char" >&6
 cat >>confdefs.h <<EOF
 #define SIZEOF_SIGNED_CHAR $ac_cv_sizeof_signed_char
@@ -13989,7 +14830,7 @@ if test "$ac_cv_sizeof_signed_char" = 1 ; then
 else
 	NCURSES_SBOOL="char"
 fi
-echo "$as_me:13992: checking if you want to use signed Boolean array in term.h" >&5
+echo "$as_me:14833: checking if you want to use signed Boolean array in term.h" >&5
 echo $ECHO_N "checking if you want to use signed Boolean array in term.h... $ECHO_C" >&6
 
 # Check whether --enable-signed-char or --disable-signed-char was given.
@@ -13997,14 +14838,14 @@ if test "${enable_signed_char+set}" = set; then
   enableval="$enable_signed_char"
   with_signed_char=$enableval
 else
-  with_signed_char=no
+  with_signed_char=$cf_dft_signed_char
 fi;
-echo "$as_me:14002: result: $with_signed_char" >&5
+echo "$as_me:14843: result: $with_signed_char" >&5
 echo "${ECHO_T}$with_signed_char" >&6
 test "x$with_signed_char" != xyes && NCURSES_SBOOL="char"
 
 ###   use option --with-tparm-arg to override tparm's argument type
-echo "$as_me:14007: checking for type of tparm args" >&5
+echo "$as_me:14848: checking for type of tparm args" >&5
 echo $ECHO_N "checking for type of tparm args... $ECHO_C" >&6
 
 # Check whether --with-tparm-arg or --without-tparm-arg was given.
@@ -14014,11 +14855,11 @@ if test "${with_tparm_arg+set}" = set; then
 else
   NCURSES_TPARM_ARG=$cf_dft_tparm_arg
 fi;
-echo "$as_me:14017: result: $NCURSES_TPARM_ARG" >&5
+echo "$as_me:14858: result: $NCURSES_TPARM_ARG" >&5
 echo "${ECHO_T}$NCURSES_TPARM_ARG" >&6
 
 ### Enable compiling-in rcs id's
-echo "$as_me:14021: checking if RCS identifiers should be compiled-in" >&5
+echo "$as_me:14862: checking if RCS identifiers should be compiled-in" >&5
 echo $ECHO_N "checking if RCS identifiers should be compiled-in... $ECHO_C" >&6
 
 # Check whether --with-rcs-ids or --without-rcs-ids was given.
@@ -14028,7 +14869,7 @@ if test "${with_rcs_ids+set}" = set; then
 else
   with_rcs_ids=no
 fi;
-echo "$as_me:14031: result: $with_rcs_ids" >&5
+echo "$as_me:14872: result: $with_rcs_ids" >&5
 echo "${ECHO_T}$with_rcs_ids" >&6
 test "x$with_rcs_ids" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -14037,7 +14878,7 @@ EOF
 
 ###############################################################################
 
-echo "$as_me:14040: checking format of man-pages" >&5
+echo "$as_me:14881: checking format of man-pages" >&5
 echo $ECHO_N "checking format of man-pages... $ECHO_C" >&6
 
 # Check whether --with-manpage-format or --without-manpage-format was given.
@@ -14053,31 +14894,33 @@ MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" | sed -e 's/,/ /g'`
 
 cf_unknown=
 
-case $MANPAGE_FORMAT in
+case "$MANPAGE_FORMAT" in
 (unknown)
 	if test -z "$MANPATH" ; then
 		MANPATH="/usr/man:/usr/share/man"
 	fi
 
-	# look for the 'date' man-page (it's most likely to be installed!)
+	# look for the 'date' man-page (it is most likely to be installed!)
 	MANPAGE_FORMAT=
-	cf_preform=no
-	cf_catonly=yes
-	cf_example=date
+	cf_preform="no"
+	cf_catonly="yes"
+	cf_example="date"
 
 	IFS="${IFS:- 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
 	for cf_dir in $MANPATH; do
 		test -z "$cf_dir" && cf_dir=/usr/man
 		for cf_name in $cf_dir/man*/$cf_example.[01]* $cf_dir/cat*/$cf_example.[01]* $cf_dir/man*/$cf_example $cf_dir/cat*/$cf_example
 		do
-			cf_test=`echo $cf_name | sed -e 's/*//'`
+			cf_test=`echo "$cf_name" | sed -e 's/*//'`
 			if test "x$cf_test" = "x$cf_name" ; then
 
 				case "$cf_name" in
-				(*.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
-				(*.Z)  MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
-				(*.0)  MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
-				(*)    MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
+				(*.bz2) MANPAGE_FORMAT="$MANPAGE_FORMAT bzip2";;
+				(*.xz)  MANPAGE_FORMAT="$MANPAGE_FORMAT xz";;
+				(*.gz)  MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
+				(*.Z)   MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
+				(*.0)   MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
+				(*)     MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
 				esac
 
 				case "$cf_name" in
@@ -14101,7 +14944,7 @@ case $MANPAGE_FORMAT in
 					cf_found=yes
 					;;
 				esac
-				test $cf_found=yes && break
+				test "$cf_found" = yes && break
 			fi
 		done
 		# only check the first directory in $MANPATH where we find manpages
@@ -14115,8 +14958,8 @@ case $MANPAGE_FORMAT in
 	;;
 (*)
 	for cf_option in $MANPAGE_FORMAT; do
-	case $cf_option in
-	(gzip|compress|BSDI|normal|formatted|catonly)
+	case "$cf_option" in
+	(xz|bzip2|gzip|compress|BSDI|normal|formatted|catonly)
 		;;
 	(*)
 		cf_unknown="$cf_unknown $cf_option"
@@ -14126,14 +14969,49 @@ case $MANPAGE_FORMAT in
 	;;
 esac
 
-echo "$as_me:14129: result: $MANPAGE_FORMAT" >&5
+echo "$as_me:14972: result: $MANPAGE_FORMAT" >&5
 echo "${ECHO_T}$MANPAGE_FORMAT" >&6
 if test -n "$cf_unknown" ; then
-	{ echo "$as_me:14132: WARNING: Unexpected manpage-format $cf_unknown" >&5
+	{ echo "$as_me:14975: WARNING: Unexpected manpage-format $cf_unknown" >&5
 echo "$as_me: WARNING: Unexpected manpage-format $cf_unknown" >&2;}
 fi
 
-echo "$as_me:14136: checking for manpage renaming" >&5
+cf_manpage_format=no
+cf_manpage_inboth=no
+cf_manpage_so_strip=
+cf_manpage_compress=
+
+for cf_item in $MANPAGE_FORMAT
+do
+case "$cf_item" in
+(catonly)
+	cf_manpage_format=yes
+	cf_manpage_inboth=no
+	;;
+(formatted)
+	cf_manpage_format=yes
+	cf_manpage_inboth=yes
+	;;
+(compress)
+	cf_manpage_so_strip="Z"
+	cf_manpage_compress=compress
+	;;
+(gzip)
+	cf_manpage_so_strip="gz"
+	cf_manpage_compress=gzip
+	;;
+(bzip2)
+	cf_manpage_so_strip="bz2"
+	cf_manpage_compress=bzip2
+	;;
+(xz)
+	cf_manpage_so_strip="xz"
+	cf_manpage_compress=xz
+	;;
+esac
+done
+
+echo "$as_me:15014: checking for manpage renaming" >&5
 echo $ECHO_N "checking for manpage renaming... $ECHO_C" >&6
 
 # Check whether --with-manpage-renames or --without-manpage-renames was given.
@@ -14150,35 +15028,27 @@ case ".$MANPAGE_RENAMES" in
 (.|.yes)
 	# Debian 'man' program?
 	if test -f /etc/debian_version ; then
-		MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
+		MANPAGE_RENAMES=man/man_db.renames
 	else
 		MANPAGE_RENAMES=no
 	fi
 	;;
 esac
 
-if test "$MANPAGE_RENAMES" != no ; then
-	if test -f $srcdir/man/$MANPAGE_RENAMES ; then
-		MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
-	elif test ! -f $MANPAGE_RENAMES ; then
-		{ { echo "$as_me:14164: error: not a filename: $MANPAGE_RENAMES" >&5
+if test "$MANPAGE_RENAMES" = man/man_db.renames ; then
+	MANPAGE_RENAMES=`pwd`/$MANPAGE_RENAMES
+elif test "$MANPAGE_RENAMES" = no ; then
+	:
+elif test ! -f "$MANPAGE_RENAMES" ; then
+	{ { echo "$as_me:15043: error: not a filename: $MANPAGE_RENAMES" >&5
 echo "$as_me: error: not a filename: $MANPAGE_RENAMES" >&2;}
    { (exit 1); exit 1; }; }
-	fi
-
-	test ! -d man && mkdir man
-
-	# Construct a sed-script to perform renaming within man-pages
-	if test -n "$MANPAGE_RENAMES" ; then
-		test ! -d man && mkdir man
-		$SHELL $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
-	fi
 fi
 
-echo "$as_me:14178: result: $MANPAGE_RENAMES" >&5
+echo "$as_me:15048: result: $MANPAGE_RENAMES" >&5
 echo "${ECHO_T}$MANPAGE_RENAMES" >&6
 
-echo "$as_me:14181: checking if manpage aliases will be installed" >&5
+echo "$as_me:15051: checking if manpage aliases will be installed" >&5
 echo $ECHO_N "checking if manpage aliases will be installed... $ECHO_C" >&6
 
 # Check whether --with-manpage-aliases or --without-manpage-aliases was given.
@@ -14189,7 +15059,7 @@ else
   MANPAGE_ALIASES=yes
 fi;
 
-echo "$as_me:14192: result: $MANPAGE_ALIASES" >&5
+echo "$as_me:15062: result: $MANPAGE_ALIASES" >&5
 echo "${ECHO_T}$MANPAGE_ALIASES" >&6
 
 case "x$LN_S" in
@@ -14203,7 +15073,7 @@ esac
 
 MANPAGE_SYMLINKS=no
 if test "$MANPAGE_ALIASES" = yes ; then
-echo "$as_me:14206: checking if manpage symlinks should be used" >&5
+echo "$as_me:15076: checking if manpage symlinks should be used" >&5
 echo $ECHO_N "checking if manpage symlinks should be used... $ECHO_C" >&6
 
 # Check whether --with-manpage-symlinks or --without-manpage-symlinks was given.
@@ -14214,19 +15084,19 @@ else
   MANPAGE_SYMLINKS=$cf_use_symlinks
 fi;
 
-if test "$$cf_use_symlinks" = no; then
+if test "$cf_use_symlinks" = no; then
 if test "$MANPAGE_SYMLINKS" = yes ; then
-	{ echo "$as_me:14219: WARNING: cannot make symlinks" >&5
+	{ echo "$as_me:15089: WARNING: cannot make symlinks" >&5
 echo "$as_me: WARNING: cannot make symlinks" >&2;}
 	MANPAGE_SYMLINKS=no
 fi
 fi
 
-echo "$as_me:14225: result: $MANPAGE_SYMLINKS" >&5
+echo "$as_me:15095: result: $MANPAGE_SYMLINKS" >&5
 echo "${ECHO_T}$MANPAGE_SYMLINKS" >&6
 fi
 
-echo "$as_me:14229: checking for manpage tbl" >&5
+echo "$as_me:15099: checking for manpage tbl" >&5
 echo $ECHO_N "checking for manpage tbl... $ECHO_C" >&6
 
 # Check whether --with-manpage-tbl or --without-manpage-tbl was given.
@@ -14237,7 +15107,7 @@ else
   MANPAGE_TBL=no
 fi;
 
-echo "$as_me:14240: result: $MANPAGE_TBL" >&5
+echo "$as_me:15110: result: $MANPAGE_TBL" >&5
 echo "${ECHO_T}$MANPAGE_TBL" >&6
 
 if test "$prefix" = "NONE" ; then
@@ -14246,36 +15116,8 @@ else
 	cf_prefix="$prefix"
 fi
 
-case "$MANPAGE_FORMAT" in
-(*catonly*)
-	cf_format=yes
-	cf_inboth=no
-	;;
-(*formatted*)
-	cf_format=yes
-	cf_inboth=yes
-	;;
-(*)
-	cf_format=no
-	cf_inboth=no
-	;;
-esac
-
 test ! -d man && mkdir man
 
-cf_so_strip=
-cf_compress=
-case "$MANPAGE_FORMAT" in
-(*compress*)
-	cf_so_strip="Z"
-	cf_compress=compress
-	;;
-(*gzip*)
-	cf_so_strip="gz"
-	cf_compress=gzip
-	;;
-esac
-
 cf_edit_man=./edit_man.sh
 cf_man_alias=`pwd`/man_alias.sed
 
@@ -14300,7 +15142,8 @@ INSTALL_DATA="$INSTALL_DATA"
 transform="$program_transform_name"
 
 TMP=\${TMPDIR:=/tmp}/man\$\$
-trap "rm -f \$TMP" 0 1 2 3 15
+trap "rm -f \$TMP; exit 1" 1 2 3 15
+trap "rm -f \$TMP" 0
 
 form=\$1
 shift || exit 1
@@ -14316,9 +15159,9 @@ top_srcdir=\$srcdir/..
 shift || exit 1
 
 if test "\$form" = normal ; then
-	if test "$cf_format" = yes ; then
-	if test "$cf_inboth" = no ; then
-		$SHELL \$0 format \$verb \$mandir \$srcdir \$*
+	if test "$cf_manpage_format" = yes ; then
+	if test "$cf_manpage_inboth" = no ; then
+		$SHELL "\$0" format "\$verb" "\$mandir" "\$srcdir" "\$@"
 		exit $?
 	fi
 	fi
@@ -14330,19 +15173,19 @@ else
 fi
 
 # process the list of source-files
-for i in \$* ; do
+for i in "\$@" ; do
 case \$i in
 (*.orig|*.rej) ;;
 (*.[0-9]*)
 	section=\`expr "\$i" : '.*\\.\\([0-9]\\)[xm]*'\`;
-	if test \$verb = installing ; then
-	if test ! -d \$cf_subdir\${section} ; then
-		mkdir -p \$cf_subdir\$section
+	if test "\$verb" = installing ; then
+	if test ! -d "\$cf_subdir\${section}" ; then
+		mkdir -p "\$cf_subdir\$section"
 	fi
 	fi
 
 	# replace variables in man page
-	if test ! -f $cf_man_alias ; then
+	if test ! -f "$cf_man_alias" ; then
 cat >>$cf_man_alias <<-CF_EOF2
 		s,@DATADIR@,\$datadir,g
 		s,@TERMINFO@,\${TERMINFO:="no default value"},g
@@ -14356,7 +15199,7 @@ CF_EOF
 	for cf_name in  captoinfo clear infocmp infotocap reset tabs tic toe tput tset
 	do
 		cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
-		cf_name=`echo $cf_name|sed "$program_transform_name"`
+		cf_name=`echo "$cf_name" | sed "$program_transform_name"`
 cat >>$cf_edit_man <<-CF_EOF
 		s,@$cf_NAME@,$cf_name,g
 CF_EOF
@@ -14368,11 +15211,11 @@ CF_EOF2
 	fi
 
 	aliases=
-	cf_source=\`basename \$i\`
-	inalias=\$cf_source
-	test ! -f \$inalias && inalias="\$srcdir/\$inalias"
-	if test ! -f \$inalias ; then
-		echo .. skipped \$cf_source
+	cf_source=\`basename "\$i"\`
+	cf_full_alias=\$cf_source
+	test ! -f "\$cf_full_alias" && cf_full_alias="\$srcdir/\$cf_full_alias"
+	if test ! -f "\$cf_full_alias" ; then
+		echo ".. skipped \$cf_source"
 		continue
 	fi
 CF_EOF
@@ -14380,8 +15223,9 @@ CF_EOF
 if test "$MANPAGE_ALIASES" != no ; then
 cat >>$cf_edit_man <<CF_EOF
 	nCurses=ignore.3x
-	test $with_curses_h = yes && nCurses=ncurses.3x
-	aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u; test \$inalias = \$nCurses && echo curses\`
+	cf_part_alias=\`echo \$cf_full_alias| sed -e 's,^.*/,,'\`
+	test "$with_curses_h" = yes && nCurses=ncurses.3x
+	aliases=\`sed -f "\$top_srcdir/man/manlinks.sed" "\$cf_full_alias" |sed -f "$cf_man_alias" | sort -u; test "\$cf_part_alias" = "\$nCurses" && echo curses\`
 CF_EOF
 fi
 
@@ -14398,7 +15242,7 @@ else
 cat >>$cf_edit_man <<CF_EOF
 	cf_target=\`grep "^\$cf_source" $MANPAGE_RENAMES | $AWK '{print \$2}'\`
 	if test -z "\$cf_target" ; then
-		echo '? missing rename for '\$cf_source
+		echo "? missing rename for \$cf_source"
 		cf_target="\$cf_source"
 	fi
 	cf_target="\$cf_subdir\${section}/\${cf_target}"
@@ -14407,16 +15251,16 @@ CF_EOF
 fi
 
 cat >>$cf_edit_man <<CF_EOF
-	sed	-f $cf_man_alias \\
+	sed	-f "$cf_man_alias" \\
 CF_EOF
 
-if test -f $MANPAGE_RENAMES ; then
+if test "$MANPAGE_RENAMES" != no ; then
 cat >>$cf_edit_man <<CF_EOF
-		< \$i | sed -f `pwd`/edit_man.sed >\$TMP
+		< "\$i" | sed -f `pwd`/edit_man.sed >\$TMP
 CF_EOF
 else
 cat >>$cf_edit_man <<CF_EOF
-		< \$i >\$TMP
+		< "\$i" >\$TMP
 CF_EOF
 fi
 
@@ -14427,86 +15271,86 @@ if test \$cf_tables = yes ; then
 fi
 CF_EOF
 
-if test $with_overwrite != yes ; then
+if test "$with_overwrite" != yes ; then
 cat >>$cf_edit_man <<CF_EOF
-	sed -e "/\#[    ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
+	sed -e "/\\#[    ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
 	mv \$TMP.out \$TMP
 CF_EOF
 fi
 
-if test $with_curses_h != yes ; then
+if test "$with_curses_h" != yes ; then
 cat >>$cf_edit_man <<CF_EOF
-	sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
+	sed -e "/\\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
 	mv \$TMP.out \$TMP
 CF_EOF
 fi
 
 cat >>$cf_edit_man <<CF_EOF
-	if test \$form = format ; then
+	if test "\$form" = format ; then
 		nroff -man \$TMP >\$TMP.out
 		mv \$TMP.out \$TMP
 	fi
 CF_EOF
 
-if test -n "$cf_compress" ; then
+if test -n "$cf_manpage_compress" ; then
 cat >>$cf_edit_man <<CF_EOF
-	if test \$verb = installing ; then
-	if ( $cf_compress -f \$TMP )
+	if test "\$verb" = installing ; then
+	if ( "$cf_manpage_compress" -f \$TMP )
 	then
-		mv \$TMP.$cf_so_strip \$TMP
+		mv \$TMP.$cf_manpage_so_strip \$TMP
 	fi
 	fi
-	cf_target="\$cf_target.$cf_so_strip"
+	cf_target="\$cf_target.$cf_manpage_so_strip"
 CF_EOF
 fi
 
 case "$MANPAGE_FORMAT" in
 (*BSDI*)
 cat >>$cf_edit_man <<CF_EOF
-	if test \$form = format ; then
+	if test "\$form" = format ; then
 		# BSDI installs only .0 suffixes in the cat directories
-		cf_target="\`echo \$cf_target|sed -e 's/\.[1-9]\+[a-z]*/.0/'\`"
+		cf_target="\`echo \$cf_target|sed -e 's/\\.[1-9]\\+[a-z]*/.0/'\`"
 	fi
 CF_EOF
   ;;
 esac
 
 cat >>$cf_edit_man <<CF_EOF
-	suffix=\`basename \$cf_target | sed -e 's%^[^.]*%%'\`
-	if test \$verb = installing ; then
-		echo \$verb \$cf_target
-		\$INSTALL_DATA \$TMP \$cf_target
-		test -d \$cf_subdir\${section} &&
+	suffix=\`basename "\$cf_target" | sed -e 's%^[^.]*%%'\`
+	if test "\$verb" = installing ; then
+		echo "\$verb \$cf_target"
+		\$INSTALL_DATA \$TMP "\$cf_target"
+		test -d "\$cf_subdir\${section}" &&
 		test -n "\$aliases" && (
-			cd \$cf_subdir\${section} && (
-				cf_source=\`echo \$cf_target |sed -e 's%^.*/\([^/][^/]*/[^/][^/]*$\)%\1%'\`
-				test -n "$cf_so_strip" && cf_source=\`echo \$cf_source |sed -e 's%\.$cf_so_strip\$%%'\`
-				cf_target=\`basename \$cf_target\`
+			cd "\$cf_subdir\${section}" && (
+				cf_source=\`echo "\$cf_target" |sed -e 's%^.*/\\([^/][^/]*/[^/][^/]*$\\)%\\1%'\`
+				test -n "$cf_manpage_so_strip" && cf_source=\`echo "\$cf_source" |sed -e 's%\\.$cf_manpage_so_strip\$%%'\`
+				cf_target=\`basename "\$cf_target"\`
 				for cf_alias in \$aliases
 				do
-					if test \$section = 1 ; then
-						cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
+					if test "\$section" = 1 ; then
+						cf_alias=\`echo "\$cf_alias" |sed "\${transform}"\`
 					fi
 
 					if test "$MANPAGE_SYMLINKS" = yes ; then
-						if test -f \$cf_alias\${suffix} ; then
-							if ( cmp -s \$cf_target \$cf_alias\${suffix} )
+						if test -f "\$cf_alias\${suffix}" ; then
+							if ( cmp -s "\$cf_target" "\$cf_alias\${suffix}" )
 							then
 								continue
 							fi
 						fi
-						echo .. \$verb alias \$cf_alias\${suffix}
+						echo ".. \$verb alias \$cf_alias\${suffix}"
 CF_EOF
 case "x$LN_S" in
 (*-f)
 cat >>$cf_edit_man <<CF_EOF
-						$LN_S \$cf_target \$cf_alias\${suffix}
+						$LN_S "\$cf_target" "\$cf_alias\${suffix}"
 CF_EOF
 	;;
 (*)
 cat >>$cf_edit_man <<CF_EOF
-						rm -f \$cf_alias\${suffix}
-						$LN_S \$cf_target \$cf_alias\${suffix}
+						rm -f "\$cf_alias\${suffix}"
+						$LN_S "\$cf_target" "\$cf_alias\${suffix}"
 CF_EOF
 	;;
 esac
@@ -14514,38 +15358,38 @@ cat >>$cf_edit_man <<CF_EOF
 					elif test "\$cf_target" != "\$cf_alias\${suffix}" ; then
 						echo ".so \$cf_source" >\$TMP
 CF_EOF
-if test -n "$cf_compress" ; then
+if test -n "$cf_manpage_compress" ; then
 cat >>$cf_edit_man <<CF_EOF
-						if test -n "$cf_so_strip" ; then
-							$cf_compress -f \$TMP
-							mv \$TMP.$cf_so_strip \$TMP
+						if test -n "$cf_manpage_so_strip" ; then
+							"$cf_manpage_compress" -f \$TMP
+							mv \$TMP.$cf_manpage_so_strip \$TMP
 						fi
 CF_EOF
 fi
 cat >>$cf_edit_man <<CF_EOF
-						echo .. \$verb alias \$cf_alias\${suffix}
-						rm -f \$cf_alias\${suffix}
-						\$INSTALL_DATA \$TMP \$cf_alias\${suffix}
+						echo ".. \$verb alias \$cf_alias\${suffix}"
+						rm -f "\$cf_alias\${suffix}"
+						\$INSTALL_DATA \$TMP "\$cf_alias\${suffix}"
 					fi
 				done
 			)
 		)
-	elif test \$verb = removing ; then
-		test -f \$cf_target && (
-			echo \$verb \$cf_target
-			rm -f \$cf_target
+	elif test "\$verb" = removing ; then
+		test -f "\$cf_target" && (
+			echo "\$verb \$cf_target"
+			rm -f "\$cf_target"
 		)
-		test -d \$cf_subdir\${section} &&
+		test -d "\$cf_subdir\${section}" &&
 		test -n "\$aliases" && (
-			cd \$cf_subdir\${section} && (
+			cd "\$cf_subdir\${section}" && (
 				for cf_alias in \$aliases
 				do
-					if test \$section = 1 ; then
-						cf_alias=\`echo \$cf_alias|sed "\${transform}"\`
+					if test "\$section" = 1 ; then
+						cf_alias=\`echo "\$cf_alias" |sed "\${transform}"\`
 					fi
 
-					echo .. \$verb alias \$cf_alias\${suffix}
-					rm -f \$cf_alias\${suffix}
+					echo ".. \$verb alias \$cf_alias\${suffix}"
+					rm -f "\$cf_alias\${suffix}"
 				done
 			)
 		)
@@ -14557,20 +15401,20 @@ cat >>$cf_edit_man <<CF_EOF
 esac
 done
 
-if test $cf_inboth = yes ; then
-if test \$form != format ; then
-	$SHELL \$0 format \$verb \$mandir \$srcdir \$*
+if test "$cf_manpage_inboth" = yes ; then
+if test "\$form" != format ; then
+	$SHELL "\$0" format "\$verb" "\$mandir" "\$srcdir" "\$@"
 fi
 fi
 
 exit 0
 CF_EOF
-chmod 755 $cf_edit_man
+chmod 755 "$cf_edit_man"
 
 ###############################################################################
 
 ### Note that some functions (such as const) are normally disabled anyway.
-echo "$as_me:14573: checking if you want to build with function extensions" >&5
+echo "$as_me:15417: checking if you want to build with function extensions" >&5
 echo $ECHO_N "checking if you want to build with function extensions... $ECHO_C" >&6
 
 # Check whether --enable-ext-funcs or --disable-ext-funcs was given.
@@ -14580,7 +15424,7 @@ if test "${enable_ext_funcs+set}" = set; then
 else
   with_ext_funcs=yes
 fi;
-echo "$as_me:14583: result: $with_ext_funcs" >&5
+echo "$as_me:15427: result: $with_ext_funcs" >&5
 echo "${ECHO_T}$with_ext_funcs" >&6
 if test "x$with_ext_funcs" = xyes ; then
 	NCURSES_EXT_FUNCS=1
@@ -14640,7 +15484,7 @@ else
 	GENERATED_EXT_FUNCS=
 fi
 
-echo "$as_me:14643: checking if you want to build with SCREEN extensions" >&5
+echo "$as_me:15487: checking if you want to build with SCREEN extensions" >&5
 echo $ECHO_N "checking if you want to build with SCREEN extensions... $ECHO_C" >&6
 
 # Check whether --enable-sp-funcs or --disable-sp-funcs was given.
@@ -14650,7 +15494,7 @@ if test "${enable_sp_funcs+set}" = set; then
 else
   with_sp_funcs=$cf_dft_ext_spfuncs
 fi;
-echo "$as_me:14653: result: $with_sp_funcs" >&5
+echo "$as_me:15497: result: $with_sp_funcs" >&5
 echo "${ECHO_T}$with_sp_funcs" >&6
 if test "x$with_sp_funcs" = xyes ; then
 	NCURSES_SP_FUNCS=1
@@ -14669,7 +15513,7 @@ else
 	GENERATED_SP_FUNCS=
 fi
 
-echo "$as_me:14672: checking if you want to build with terminal-driver" >&5
+echo "$as_me:15516: checking if you want to build with terminal-driver" >&5
 echo $ECHO_N "checking if you want to build with terminal-driver... $ECHO_C" >&6
 
 # Check whether --enable-term-driver or --disable-term-driver was given.
@@ -14679,7 +15523,7 @@ if test "${enable_term_driver+set}" = set; then
 else
   with_term_driver=no
 fi;
-echo "$as_me:14682: result: $with_term_driver" >&5
+echo "$as_me:15526: result: $with_term_driver" >&5
 echo "${ECHO_T}$with_term_driver" >&6
 if test "x$with_term_driver" = xyes ; then
 
@@ -14688,19 +15532,19 @@ cat >>confdefs.h <<\EOF
 EOF
 
 	if test "x$with_termlib" != xno ; then
-		{ { echo "$as_me:14691: error: The term-driver option conflicts with the termlib option" >&5
+		{ { echo "$as_me:15535: error: The term-driver option conflicts with the termlib option" >&5
 echo "$as_me: error: The term-driver option conflicts with the termlib option" >&2;}
    { (exit 1); exit 1; }; }
 	fi
 	if test "x$with_sp_funcs" != xyes ; then
-		{ { echo "$as_me:14696: error: The term-driver option relies upon sp-funcs" >&5
+		{ { echo "$as_me:15540: error: The term-driver option relies upon sp-funcs" >&5
 echo "$as_me: error: The term-driver option relies upon sp-funcs" >&2;}
    { (exit 1); exit 1; }; }
 	fi
 fi
 
 ###   use option --enable-const to turn on use of const beyond that in XSI.
-echo "$as_me:14703: checking for extended use of const keyword" >&5
+echo "$as_me:15547: checking for extended use of const keyword" >&5
 echo $ECHO_N "checking for extended use of const keyword... $ECHO_C" >&6
 
 # Check whether --enable-const or --disable-const was given.
@@ -14710,7 +15554,7 @@ if test "${enable_const+set}" = set; then
 else
   with_ext_const=$cf_dft_ext_const
 fi;
-echo "$as_me:14713: result: $with_ext_const" >&5
+echo "$as_me:15557: result: $with_ext_const" >&5
 echo "${ECHO_T}$with_ext_const" >&6
 NCURSES_CONST='/*nothing*/'
 if test "x$with_ext_const" = xyes ; then
@@ -14718,7 +15562,7 @@ if test "x$with_ext_const" = xyes ; then
 fi
 
 ###   use option --enable-ext-colors to turn on use of colors beyond 16.
-echo "$as_me:14721: checking if you want to use extended colors" >&5
+echo "$as_me:15565: checking if you want to use extended colors" >&5
 echo $ECHO_N "checking if you want to use extended colors... $ECHO_C" >&6
 
 # Check whether --enable-ext-colors or --disable-ext-colors was given.
@@ -14728,23 +15572,24 @@ if test "${enable_ext_colors+set}" = set; then
 else
   with_ext_colors=$cf_dft_ext_colors
 fi;
-echo "$as_me:14731: result: $with_ext_colors" >&5
+echo "$as_me:15575: result: $with_ext_colors" >&5
 echo "${ECHO_T}$with_ext_colors" >&6
 NCURSES_EXT_COLORS=0
 if test "x$with_ext_colors" = xyes ; then
 	if test "x$with_widec" != xyes ; then
-		{ echo "$as_me:14736: WARNING: This option applies only to wide-character library" >&5
+		{ echo "$as_me:15580: WARNING: This option applies only to wide-character library" >&5
 echo "$as_me: WARNING: This option applies only to wide-character library" >&2;}
 	else
 		# cannot be ABI 5 since it changes sizeof(cchar_t)
 
 if test "${with_abi_version+set}" != set; then
-	case $cf_cv_rel_version in
+	case "$cf_cv_rel_version" in
 	(5.*)
 		cf_cv_rel_version=6.0
 		cf_cv_abi_version=6
-		{ echo "$as_me:14746: WARNING: overriding ABI version to $cf_cv_abi_version" >&5
-echo "$as_me: WARNING: overriding ABI version to $cf_cv_abi_version" >&2;}
+		cf_cv_abi_default=6
+		{ echo "$as_me:15591: WARNING: overriding ABI version to $cf_cv_abi_default" >&5
+echo "$as_me: WARNING: overriding ABI version to $cf_cv_abi_default" >&2;}
 		;;
 	esac
 fi
@@ -14771,7 +15616,7 @@ EOF
 fi
 
 ###   use option --enable-ext-mouse to modify coding to support 5-button mice
-echo "$as_me:14774: checking if you want to use extended mouse encoding" >&5
+echo "$as_me:15619: checking if you want to use extended mouse encoding" >&5
 echo $ECHO_N "checking if you want to use extended mouse encoding... $ECHO_C" >&6
 
 # Check whether --enable-ext-mouse or --disable-ext-mouse was given.
@@ -14781,27 +15626,38 @@ if test "${enable_ext_mouse+set}" = set; then
 else
   with_ext_mouse=$cf_dft_ext_mouse
 fi;
-echo "$as_me:14784: result: $with_ext_mouse" >&5
+echo "$as_me:15629: result: $with_ext_mouse" >&5
 echo "${ECHO_T}$with_ext_mouse" >&6
-NCURSES_MOUSE_VERSION=1
 if test "x$with_ext_mouse" = xyes ; then
-	NCURSES_MOUSE_VERSION=2
 
 if test "${with_abi_version+set}" != set; then
-	case $cf_cv_rel_version in
+	case "$cf_cv_rel_version" in
 	(5.*)
 		cf_cv_rel_version=6.0
 		cf_cv_abi_version=6
-		{ echo "$as_me:14795: WARNING: overriding ABI version to $cf_cv_abi_version" >&5
-echo "$as_me: WARNING: overriding ABI version to $cf_cv_abi_version" >&2;}
+		cf_cv_abi_default=6
+		{ echo "$as_me:15639: WARNING: overriding ABI version to $cf_cv_abi_default" >&5
+echo "$as_me: WARNING: overriding ABI version to $cf_cv_abi_default" >&2;}
 		;;
 	esac
 fi
 
 fi
 
+case $cf_cv_abi_default in
+(5)
+	NCURSES_MOUSE_VERSION=1
+	;;
+(6)
+	NCURSES_MOUSE_VERSION=2
+	;;
+([789])
+	NCURSES_MOUSE_VERSION=3
+	;;
+esac
+
 ###   use option --enable-ext-putwin to turn on extended screendumps
-echo "$as_me:14804: checking if you want to use extended putwin/screendump" >&5
+echo "$as_me:15660: checking if you want to use extended putwin/screendump" >&5
 echo $ECHO_N "checking if you want to use extended putwin/screendump... $ECHO_C" >&6
 
 # Check whether --enable-ext-putwin or --disable-ext-putwin was given.
@@ -14811,7 +15667,7 @@ if test "${enable_ext_putwin+set}" = set; then
 else
   with_ext_putwin=$cf_dft_ext_putwin
 fi;
-echo "$as_me:14814: result: $with_ext_putwin" >&5
+echo "$as_me:15670: result: $with_ext_putwin" >&5
 echo "${ECHO_T}$with_ext_putwin" >&6
 if test "x$with_ext_putwin" = xyes ; then
 
@@ -14821,7 +15677,7 @@ EOF
 
 fi
 
-echo "$as_me:14824: checking if you want \$NCURSES_NO_PADDING code" >&5
+echo "$as_me:15680: checking if you want \$NCURSES_NO_PADDING code" >&5
 echo $ECHO_N "checking if you want \$NCURSES_NO_PADDING code... $ECHO_C" >&6
 
 # Check whether --enable-no-padding or --disable-no-padding was given.
@@ -14831,7 +15687,7 @@ if test "${enable_no_padding+set}" = set; then
 else
   with_no_padding=$with_ext_funcs
 fi;
-echo "$as_me:14834: result: $with_no_padding" >&5
+echo "$as_me:15690: result: $with_no_padding" >&5
 echo "${ECHO_T}$with_no_padding" >&6
 test "x$with_no_padding" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -14839,7 +15695,7 @@ cat >>confdefs.h <<\EOF
 EOF
 
 ###   use option --enable-sigwinch to turn on use of SIGWINCH logic
-echo "$as_me:14842: checking if you want SIGWINCH handler" >&5
+echo "$as_me:15698: checking if you want SIGWINCH handler" >&5
 echo $ECHO_N "checking if you want SIGWINCH handler... $ECHO_C" >&6
 
 # Check whether --enable-sigwinch or --disable-sigwinch was given.
@@ -14849,7 +15705,7 @@ if test "${enable_sigwinch+set}" = set; then
 else
   with_sigwinch=$with_ext_funcs
 fi;
-echo "$as_me:14852: result: $with_sigwinch" >&5
+echo "$as_me:15708: result: $with_sigwinch" >&5
 echo "${ECHO_T}$with_sigwinch" >&6
 test "x$with_sigwinch" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -14857,7 +15713,7 @@ cat >>confdefs.h <<\EOF
 EOF
 
 ###   use option --enable-tcap-names to allow user to define new capabilities
-echo "$as_me:14860: checking if you want user-definable terminal capabilities like termcap" >&5
+echo "$as_me:15716: checking if you want user-definable terminal capabilities like termcap" >&5
 echo $ECHO_N "checking if you want user-definable terminal capabilities like termcap... $ECHO_C" >&6
 
 # Check whether --enable-tcap-names or --disable-tcap-names was given.
@@ -14867,14 +15723,14 @@ if test "${enable_tcap_names+set}" = set; then
 else
   with_tcap_names=$with_ext_funcs
 fi;
-echo "$as_me:14870: result: $with_tcap_names" >&5
+echo "$as_me:15726: result: $with_tcap_names" >&5
 echo "${ECHO_T}$with_tcap_names" >&6
 NCURSES_XNAMES=0
 test "x$with_tcap_names" = xyes && NCURSES_XNAMES=1
 
 ##############################################################################
 
-echo "$as_me:14877: checking if you want to link with the pthread library" >&5
+echo "$as_me:15733: checking if you want to link with the pthread library" >&5
 echo $ECHO_N "checking if you want to link with the pthread library... $ECHO_C" >&6
 
 # Check whether --with-pthread or --without-pthread was given.
@@ -14884,28 +15740,28 @@ if test "${with_pthread+set}" = set; then
 else
   with_pthread=no
 fi;
-echo "$as_me:14887: result: $with_pthread" >&5
+echo "$as_me:15743: result: $with_pthread" >&5
 echo "${ECHO_T}$with_pthread" >&6
 
 if test "$with_pthread" != no ; then
-	echo "$as_me:14891: checking for pthread.h" >&5
+	echo "$as_me:15747: checking for pthread.h" >&5
 echo $ECHO_N "checking for pthread.h... $ECHO_C" >&6
 if test "${ac_cv_header_pthread_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 14897 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 15753 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 _ACEOF
-if { (eval echo "$as_me:14901: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:15757: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:14907: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:15763: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -14918,14 +15774,14 @@ if test -z "$ac_cpp_err"; then
   ac_cv_header_pthread_h=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   ac_cv_header_pthread_h=no
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:14926: result: $ac_cv_header_pthread_h" >&5
+echo "$as_me:15782: result: $ac_cv_header_pthread_h" >&5
 echo "${ECHO_T}$ac_cv_header_pthread_h" >&6
-if test $ac_cv_header_pthread_h = yes; then
+if test "$ac_cv_header_pthread_h" = yes; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_PTHREADS_H 1
@@ -14933,7 +15789,7 @@ EOF
 
 	for cf_lib_pthread in pthread c_r
 	do
-	    echo "$as_me:14936: checking if we can link with the $cf_lib_pthread library" >&5
+	    echo "$as_me:15792: checking if we can link with the $cf_lib_pthread library" >&5
 echo $ECHO_N "checking if we can link with the $cf_lib_pthread library... $ECHO_C" >&6
 	    cf_save_LIBS="$LIBS"
 
@@ -14953,8 +15809,8 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-	    cat >conftest.$ac_ext <<_ACEOF
-#line 14957 "configure"
+	    cat >"conftest.$ac_ext" <<_ACEOF
+#line 15813 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -14970,27 +15826,27 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:14974: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15830: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:14977: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:14980: \"$ac_try\"") >&5
+  echo "$as_me:15833: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:15836: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:14983: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15839: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   with_pthread=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 with_pthread=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 	    LIBS="$cf_save_LIBS"
-	    echo "$as_me:14993: result: $with_pthread" >&5
+	    echo "$as_me:15849: result: $with_pthread" >&5
 echo "${ECHO_T}$with_pthread" >&6
 	    test "$with_pthread" = yes && break
 	done
@@ -15018,7 +15874,7 @@ cat >>confdefs.h <<\EOF
 EOF
 
 	else
-	    { { echo "$as_me:15021: error: Cannot link with pthread library" >&5
+	    { { echo "$as_me:15877: error: Cannot link with pthread library" >&5
 echo "$as_me: error: Cannot link with pthread library" >&2;}
    { (exit 1); exit 1; }; }
 	fi
@@ -15028,13 +15884,13 @@ fi
 fi
 
 if test "x$with_pthread" != xno; then
-	echo "$as_me:15031: checking for pthread_kill" >&5
+	echo "$as_me:15887: checking for pthread_kill" >&5
 echo $ECHO_N "checking for pthread_kill... $ECHO_C" >&6
 if test "${ac_cv_func_pthread_kill+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 15037 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 15893 "configure"
 #include "confdefs.h"
 #define pthread_kill autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -15064,31 +15920,31 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:15068: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15924: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:15071: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:15074: \"$ac_try\"") >&5
+  echo "$as_me:15927: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:15930: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15077: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15933: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_pthread_kill=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_pthread_kill=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:15087: result: $ac_cv_func_pthread_kill" >&5
+echo "$as_me:15943: result: $ac_cv_func_pthread_kill" >&5
 echo "${ECHO_T}$ac_cv_func_pthread_kill" >&6
-if test $ac_cv_func_pthread_kill = yes; then
+if test "$ac_cv_func_pthread_kill" = yes; then
 
-		echo "$as_me:15091: checking if you want to allow EINTR in wgetch with pthreads" >&5
+		echo "$as_me:15947: checking if you want to allow EINTR in wgetch with pthreads" >&5
 echo $ECHO_N "checking if you want to allow EINTR in wgetch with pthreads... $ECHO_C" >&6
 
 # Check whether --enable-pthreads-eintr or --disable-pthreads-eintr was given.
@@ -15098,7 +15954,7 @@ if test "${enable_pthreads_eintr+set}" = set; then
 else
   use_pthreads_eintr=no
 fi;
-		echo "$as_me:15101: result: $use_pthreads_eintr" >&5
+		echo "$as_me:15957: result: $use_pthreads_eintr" >&5
 echo "${ECHO_T}$use_pthreads_eintr" >&6
 		if test "x$use_pthreads_eintr" = xyes ; then
 
@@ -15109,7 +15965,7 @@ EOF
 		fi
 fi
 
-	echo "$as_me:15112: checking if you want to use weak-symbols for pthreads" >&5
+	echo "$as_me:15968: checking if you want to use weak-symbols for pthreads" >&5
 echo $ECHO_N "checking if you want to use weak-symbols for pthreads... $ECHO_C" >&6
 
 # Check whether --enable-weak-symbols or --disable-weak-symbols was given.
@@ -15119,18 +15975,18 @@ if test "${enable_weak_symbols+set}" = set; then
 else
   use_weak_symbols=no
 fi;
-	echo "$as_me:15122: result: $use_weak_symbols" >&5
+	echo "$as_me:15978: result: $use_weak_symbols" >&5
 echo "${ECHO_T}$use_weak_symbols" >&6
 	if test "x$use_weak_symbols" = xyes ; then
 
-echo "$as_me:15126: checking if $CC supports weak symbols" >&5
+echo "$as_me:15982: checking if $CC supports weak symbols" >&5
 echo $ECHO_N "checking if $CC supports weak symbols... $ECHO_C" >&6
 if test "${cf_cv_weak_symbols+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 15133 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 15989 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -15155,28 +16011,28 @@ weak_symbol(fopen);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:15159: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:16015: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:15162: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:15165: \"$ac_try\"") >&5
+  echo "$as_me:16018: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:16021: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15168: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16024: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_weak_symbols=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_weak_symbols=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:15179: result: $cf_cv_weak_symbols" >&5
+echo "$as_me:16035: result: $cf_cv_weak_symbols" >&5
 echo "${ECHO_T}$cf_cv_weak_symbols" >&6
 
 	else
@@ -15226,7 +16082,7 @@ fi
 # opaque outside of that, so there is no --enable-opaque option.  We can use
 # this option without --with-pthreads, but this will be always set for
 # pthreads.
-echo "$as_me:15229: checking if you want reentrant code" >&5
+echo "$as_me:16085: checking if you want reentrant code" >&5
 echo $ECHO_N "checking if you want reentrant code... $ECHO_C" >&6
 
 # Check whether --enable-reentrant or --disable-reentrant was given.
@@ -15236,7 +16092,7 @@ if test "${enable_reentrant+set}" = set; then
 else
   with_reentrant=no
 fi;
-echo "$as_me:15239: result: $with_reentrant" >&5
+echo "$as_me:16095: result: $with_reentrant" >&5
 echo "${ECHO_T}$with_reentrant" >&6
 if test "x$with_reentrant" = xyes ; then
 	cf_cv_enable_reentrant=1
@@ -15320,12 +16176,13 @@ cat >>confdefs.h <<\EOF
 EOF
 
 if test "${with_abi_version+set}" != set; then
-	case $cf_cv_rel_version in
+	case "$cf_cv_rel_version" in
 	(5.*)
 		cf_cv_rel_version=6.0
 		cf_cv_abi_version=6
-		{ echo "$as_me:15327: WARNING: overriding ABI version to $cf_cv_abi_version" >&5
-echo "$as_me: WARNING: overriding ABI version to $cf_cv_abi_version" >&2;}
+		cf_cv_abi_default=6
+		{ echo "$as_me:16184: WARNING: overriding ABI version to $cf_cv_abi_default" >&5
+echo "$as_me: WARNING: overriding ABI version to $cf_cv_abi_default" >&2;}
 		;;
 	esac
 fi
@@ -15333,10 +16190,10 @@ fi
 else
 	cf_cv_enable_reentrant=0
 	cf_cv_enable_opaque="NCURSES_OPAQUE"
-	NCURSES_SIZE_T=short
+	NCURSES_SIZE_T=$cf_dft_ordinate_type
 fi
 
-echo "$as_me:15339: checking if you want opaque curses-library structures" >&5
+echo "$as_me:16196: checking if you want opaque curses-library structures" >&5
 echo $ECHO_N "checking if you want opaque curses-library structures... $ECHO_C" >&6
 
 # Check whether --enable-opaque-curses or --disable-opaque-curses was given.
@@ -15348,26 +16205,26 @@ if test "${enable_opaque_curses+set}" = set; then
 	else
 
 	 test "$cf_cv_enable_reentrant" = 1 && enable_opaque_curses=yes
-	 test "$cf_cv_enable_reentrant" = 1 || enable_opaque_curses=no
+	 test "$cf_cv_enable_reentrant" = 1 || enable_opaque_curses=$cf_dft_opaque_curses
 
 	fi
 else
   enableval=no
 
 	 test "$cf_cv_enable_reentrant" = 1 && enable_opaque_curses=yes
-	 test "$cf_cv_enable_reentrant" = 1 || enable_opaque_curses=no
+	 test "$cf_cv_enable_reentrant" = 1 || enable_opaque_curses=$cf_dft_opaque_curses
 
 fi;
-echo "$as_me:15361: result: $enable_opaque_curses" >&5
+echo "$as_me:16218: result: $enable_opaque_curses" >&5
 echo "${ECHO_T}$enable_opaque_curses" >&6
 
 test "$cf_cv_enable_reentrant" = 1 && \
 test "$enable_opaque_curses" = no && \
-{ { echo "$as_me:15366: error: reentrant configuration requires opaque library" >&5
+{ { echo "$as_me:16223: error: reentrant configuration requires opaque library" >&5
 echo "$as_me: error: reentrant configuration requires opaque library" >&2;}
    { (exit 1); exit 1; }; }
 
-echo "$as_me:15370: checking if you want opaque form-library structures" >&5
+echo "$as_me:16227: checking if you want opaque form-library structures" >&5
 echo $ECHO_N "checking if you want opaque form-library structures... $ECHO_C" >&6
 
 # Check whether --enable-opaque-form or --disable-opaque-form was given.
@@ -15377,10 +16234,10 @@ if test "${enable_opaque_form+set}" = set; then
 else
   enable_opaque_form=no
 fi;
-echo "$as_me:15380: result: $enable_opaque_form" >&5
+echo "$as_me:16237: result: $enable_opaque_form" >&5
 echo "${ECHO_T}$enable_opaque_form" >&6
 
-echo "$as_me:15383: checking if you want opaque menu-library structures" >&5
+echo "$as_me:16240: checking if you want opaque menu-library structures" >&5
 echo $ECHO_N "checking if you want opaque menu-library structures... $ECHO_C" >&6
 
 # Check whether --enable-opaque-menu or --disable-opaque-menu was given.
@@ -15390,10 +16247,10 @@ if test "${enable_opaque_menu+set}" = set; then
 else
   enable_opaque_menu=no
 fi;
-echo "$as_me:15393: result: $enable_opaque_menu" >&5
+echo "$as_me:16250: result: $enable_opaque_menu" >&5
 echo "${ECHO_T}$enable_opaque_menu" >&6
 
-echo "$as_me:15396: checking if you want opaque panel-library structures" >&5
+echo "$as_me:16253: checking if you want opaque panel-library structures" >&5
 echo $ECHO_N "checking if you want opaque panel-library structures... $ECHO_C" >&6
 
 # Check whether --enable-opaque-panel or --disable-opaque-panel was given.
@@ -15403,7 +16260,7 @@ if test "${enable_opaque_panel+set}" = set; then
 else
   enable_opaque_panel=no
 fi;
-echo "$as_me:15406: result: $enable_opaque_panel" >&5
+echo "$as_me:16263: result: $enable_opaque_panel" >&5
 echo "${ECHO_T}$enable_opaque_panel" >&6
 
 NCURSES_OPAQUE=0;		test "$enable_opaque_curses" = yes && NCURSES_OPAQUE=1
@@ -15413,7 +16270,7 @@ NCURSES_OPAQUE_PANEL=0;	test "$enable_opaque_panel"  = yes && NCURSES_OPAQUE_PAN
 
 ### Allow using a different wrap-prefix
 if test "$cf_cv_enable_reentrant" != 0 || test "$BROKEN_LINKER" = 1 ; then
-	echo "$as_me:15416: checking for prefix used to wrap public variables" >&5
+	echo "$as_me:16273: checking for prefix used to wrap public variables" >&5
 echo $ECHO_N "checking for prefix used to wrap public variables... $ECHO_C" >&6
 
 # Check whether --with-wrap-prefix or --without-wrap-prefix was given.
@@ -15423,7 +16280,7 @@ if test "${with_wrap_prefix+set}" = set; then
 else
   NCURSES_WRAP_PREFIX=_nc_
 fi;
-	echo "$as_me:15426: result: $NCURSES_WRAP_PREFIX" >&5
+	echo "$as_me:16283: result: $NCURSES_WRAP_PREFIX" >&5
 echo "${ECHO_T}$NCURSES_WRAP_PREFIX" >&6
 else
 	NCURSES_WRAP_PREFIX=_nc_
@@ -15436,7 +16293,7 @@ EOF
 ###############################################################################
 # These options are relatively safe to experiment with.
 
-echo "$as_me:15439: checking if you want all development code" >&5
+echo "$as_me:16296: checking if you want all development code" >&5
 echo $ECHO_N "checking if you want all development code... $ECHO_C" >&6
 
 # Check whether --with-develop or --without-develop was given.
@@ -15446,11 +16303,11 @@ if test "${with_develop+set}" = set; then
 else
   with_develop=no
 fi;
-echo "$as_me:15449: result: $with_develop" >&5
+echo "$as_me:16306: result: $with_develop" >&5
 echo "${ECHO_T}$with_develop" >&6
 
 ###   use option --enable-hard-tabs to turn on use of hard-tabs optimize
-echo "$as_me:15453: checking if you want hard-tabs code" >&5
+echo "$as_me:16310: checking if you want hard-tabs code" >&5
 echo $ECHO_N "checking if you want hard-tabs code... $ECHO_C" >&6
 
 # Check whether --enable-hard-tabs or --disable-hard-tabs was given.
@@ -15460,7 +16317,7 @@ if test "${enable_hard_tabs+set}" = set; then
 else
   enable_hard_tabs=$with_develop
 fi;
-echo "$as_me:15463: result: $enable_hard_tabs" >&5
+echo "$as_me:16320: result: $enable_hard_tabs" >&5
 echo "${ECHO_T}$enable_hard_tabs" >&6
 test "x$enable_hard_tabs" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -15468,7 +16325,7 @@ cat >>confdefs.h <<\EOF
 EOF
 
 ###   use option --enable-xmc-glitch to turn on use of magic-cookie optimize
-echo "$as_me:15471: checking if you want limited support for xmc" >&5
+echo "$as_me:16328: checking if you want limited support for xmc" >&5
 echo $ECHO_N "checking if you want limited support for xmc... $ECHO_C" >&6
 
 # Check whether --enable-xmc-glitch or --disable-xmc-glitch was given.
@@ -15478,7 +16335,7 @@ if test "${enable_xmc_glitch+set}" = set; then
 else
   enable_xmc_glitch=$with_develop
 fi;
-echo "$as_me:15481: result: $enable_xmc_glitch" >&5
+echo "$as_me:16338: result: $enable_xmc_glitch" >&5
 echo "${ECHO_T}$enable_xmc_glitch" >&6
 test "x$enable_xmc_glitch" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -15488,7 +16345,7 @@ EOF
 ###############################################################################
 # These are just experimental, probably should not be in a package:
 
-echo "$as_me:15491: checking if you do not want to assume colors are white-on-black" >&5
+echo "$as_me:16348: checking if you do not want to assume colors are white-on-black" >&5
 echo $ECHO_N "checking if you do not want to assume colors are white-on-black... $ECHO_C" >&6
 
 # Check whether --enable-assumed-color or --disable-assumed-color was given.
@@ -15498,7 +16355,7 @@ if test "${enable_assumed_color+set}" = set; then
 else
   with_assumed_color=yes
 fi;
-echo "$as_me:15501: result: $with_assumed_color" >&5
+echo "$as_me:16358: result: $with_assumed_color" >&5
 echo "${ECHO_T}$with_assumed_color" >&6
 test "x$with_assumed_color" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -15506,7 +16363,7 @@ cat >>confdefs.h <<\EOF
 EOF
 
 ###   use option --enable-hashmap to turn on use of hashmap scrolling logic
-echo "$as_me:15509: checking if you want hashmap scrolling-optimization code" >&5
+echo "$as_me:16366: checking if you want hashmap scrolling-optimization code" >&5
 echo $ECHO_N "checking if you want hashmap scrolling-optimization code... $ECHO_C" >&6
 
 # Check whether --enable-hashmap or --disable-hashmap was given.
@@ -15516,7 +16373,7 @@ if test "${enable_hashmap+set}" = set; then
 else
   with_hashmap=yes
 fi;
-echo "$as_me:15519: result: $with_hashmap" >&5
+echo "$as_me:16376: result: $with_hashmap" >&5
 echo "${ECHO_T}$with_hashmap" >&6
 test "x$with_hashmap" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -15524,7 +16381,7 @@ cat >>confdefs.h <<\EOF
 EOF
 
 ###   use option --enable-colorfgbg to turn on use of $COLORFGBG environment
-echo "$as_me:15527: checking if you want colorfgbg code" >&5
+echo "$as_me:16384: checking if you want colorfgbg code" >&5
 echo $ECHO_N "checking if you want colorfgbg code... $ECHO_C" >&6
 
 # Check whether --enable-colorfgbg or --disable-colorfgbg was given.
@@ -15534,7 +16391,7 @@ if test "${enable_colorfgbg+set}" = set; then
 else
   with_colorfgbg=no
 fi;
-echo "$as_me:15537: result: $with_colorfgbg" >&5
+echo "$as_me:16394: result: $with_colorfgbg" >&5
 echo "${ECHO_T}$with_colorfgbg" >&6
 test "x$with_colorfgbg" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -15542,7 +16399,7 @@ cat >>confdefs.h <<\EOF
 EOF
 
 ###   use option --enable-fvisibility to turn on use of gcc-specific feature
-echo "$as_me:15545: checking if you want to use gcc -fvisibility option" >&5
+echo "$as_me:16402: checking if you want to use gcc -fvisibility option" >&5
 echo $ECHO_N "checking if you want to use gcc -fvisibility option... $ECHO_C" >&6
 
 # Check whether --enable-fvisibility or --disable-fvisibility was given.
@@ -15552,14 +16409,14 @@ if test "${enable_fvisibility+set}" = set; then
 else
   cf_with_fvisibility=no
 fi;
-echo "$as_me:15555: result: $cf_with_fvisibility" >&5
+echo "$as_me:16412: result: $cf_with_fvisibility" >&5
 echo "${ECHO_T}$cf_with_fvisibility" >&6
 
 NCURSES_IMPEXP=
 NCURSES_CXX_IMPEXP=
 if test "x$cf_with_fvisibility" = xyes; then
 
-echo "$as_me:15562: checking if $CC -fvisibility=hidden option works" >&5
+echo "$as_me:16419: checking if $CC -fvisibility=hidden option works" >&5
 echo $ECHO_N "checking if $CC -fvisibility=hidden option works... $ECHO_C" >&6
 if test "${cf_cv_fvisibility_hidden+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -15567,8 +16424,8 @@ else
 
     cf_save_cflags="$CFLAGS"
     CFLAGS="$CFLAGS -fvisibility=hidden"
-    cat >conftest.$ac_ext <<_ACEOF
-#line 15571 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 16428 "configure"
 #include "confdefs.h"
 
 __attribute__ ((visibility("default"))) int somefunc() {return 42;}
@@ -15583,29 +16440,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:15587: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:16444: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:15590: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:15593: \"$ac_try\"") >&5
+  echo "$as_me:16447: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:16450: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15596: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16453: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_fvisibility_hidden=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_fvisibility_hidden=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
     CFLAGS=$cf_save_cflags
 
 fi
-echo "$as_me:15608: result: $cf_cv_fvisibility_hidden" >&5
+echo "$as_me:16465: result: $cf_cv_fvisibility_hidden" >&5
 echo "${ECHO_T}$cf_cv_fvisibility_hidden" >&6
 
 	if test "x$cf_cv_fvisibility_hidden" = xyes
@@ -15618,19 +16475,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -fvisibility=hidden
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -15649,7 +16506,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -15679,7 +16536,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -15715,12 +16572,12 @@ fi
 	then
 		ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
-echo "$as_me:15723: checking if $CXX -fvisibility=hidden option works" >&5
+echo "$as_me:16580: checking if $CXX -fvisibility=hidden option works" >&5
 echo $ECHO_N "checking if $CXX -fvisibility=hidden option works... $ECHO_C" >&6
 if test "${cf_cv_fvisibility_hidden2+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -15728,8 +16585,8 @@ else
 
     cf_save_cflags="$CXXFLAGS"
     CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
-    cat >conftest.$ac_ext <<_ACEOF
-#line 15732 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 16589 "configure"
 #include "confdefs.h"
 
 __attribute__ ((visibility("default"))) int somefunc() {return 42;}
@@ -15744,29 +16601,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:15748: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:16605: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:15751: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:15754: \"$ac_try\"") >&5
+  echo "$as_me:16608: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:16611: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15757: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16614: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_fvisibility_hidden2=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_fvisibility_hidden2=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
     CXXFLAGS=$cf_save_cflags
 
 fi
-echo "$as_me:15769: result: $cf_cv_fvisibility_hidden2" >&5
+echo "$as_me:16626: result: $cf_cv_fvisibility_hidden2" >&5
 echo "${ECHO_T}$cf_cv_fvisibility_hidden2" >&6
 
 		if test "x$cf_cv_fvisibility_hidden2" = xyes
@@ -15782,19 +16639,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -fvisibility=hidden
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -15813,7 +16670,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -15843,7 +16700,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -15880,16 +16737,16 @@ CFLAGS="$cf_save_CXXFLAGS"
 		fi
 		ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 	fi
 fi
 
 ###   use option --enable-interop to turn on use of bindings used for interop
-echo "$as_me:15892: checking if you want interop bindings" >&5
+echo "$as_me:16749: checking if you want interop bindings" >&5
 echo $ECHO_N "checking if you want interop bindings... $ECHO_C" >&6
 
 # Check whether --enable-interop or --disable-interop was given.
@@ -15899,13 +16756,13 @@ if test "${enable_interop+set}" = set; then
 else
   with_exp_interop=$cf_dft_interop
 fi;
-echo "$as_me:15902: result: $with_exp_interop" >&5
+echo "$as_me:16759: result: $with_exp_interop" >&5
 echo "${ECHO_T}$with_exp_interop" >&6
 
 NCURSES_INTEROP_FUNCS=0
 test "x$with_exp_interop" = xyes && NCURSES_INTEROP_FUNCS=1
 
-echo "$as_me:15908: checking if you want experimental safe-sprintf code" >&5
+echo "$as_me:16765: checking if you want experimental safe-sprintf code" >&5
 echo $ECHO_N "checking if you want experimental safe-sprintf code... $ECHO_C" >&6
 
 # Check whether --enable-safe-sprintf or --disable-safe-sprintf was given.
@@ -15915,13 +16772,13 @@ if test "${enable_safe_sprintf+set}" = set; then
 else
   with_safe_sprintf=no
 fi;
-echo "$as_me:15918: result: $with_safe_sprintf" >&5
+echo "$as_me:16775: result: $with_safe_sprintf" >&5
 echo "${ECHO_T}$with_safe_sprintf" >&6
 
 ###   use option --disable-scroll-hints to turn off use of scroll-hints scrolling logic
 # when hashmap is used scroll hints are useless
 if test "$with_hashmap" = no ; then
-echo "$as_me:15924: checking if you want to experiment without scrolling-hints code" >&5
+echo "$as_me:16781: checking if you want to experiment without scrolling-hints code" >&5
 echo $ECHO_N "checking if you want to experiment without scrolling-hints code... $ECHO_C" >&6
 
 # Check whether --enable-scroll-hints or --disable-scroll-hints was given.
@@ -15931,7 +16788,7 @@ if test "${enable_scroll_hints+set}" = set; then
 else
   with_scroll_hints=yes
 fi;
-echo "$as_me:15934: result: $with_scroll_hints" >&5
+echo "$as_me:16791: result: $with_scroll_hints" >&5
 echo "${ECHO_T}$with_scroll_hints" >&6
 test "x$with_scroll_hints" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -15940,7 +16797,7 @@ EOF
 
 fi
 
-echo "$as_me:15943: checking if you want wgetch-events code" >&5
+echo "$as_me:16800: checking if you want wgetch-events code" >&5
 echo $ECHO_N "checking if you want wgetch-events code... $ECHO_C" >&6
 
 # Check whether --enable-wgetch-events or --disable-wgetch-events was given.
@@ -15950,16 +16807,22 @@ if test "${enable_wgetch_events+set}" = set; then
 else
   with_wgetch_events=no
 fi;
-echo "$as_me:15953: result: $with_wgetch_events" >&5
+echo "$as_me:16810: result: $with_wgetch_events" >&5
 echo "${ECHO_T}$with_wgetch_events" >&6
-test "x$with_wgetch_events" = xyes &&
+if test "x$with_wgetch_events" = xyes ; then
+
 cat >>confdefs.h <<\EOF
 #define NCURSES_WGETCH_EVENTS 1
 EOF
 
-case $cf_cv_system_name in
+	NCURSES_WGETCH_EVENTS=1
+else
+	NCURSES_WGETCH_EVENTS=0
+fi
+
+case "$cf_cv_system_name" in
 (*mingw32*|*mingw64*|*-msvc*)
-	echo "$as_me:15962: checking if you want experimental-Windows driver" >&5
+	echo "$as_me:16825: checking if you want experimental-Windows driver" >&5
 echo $ECHO_N "checking if you want experimental-Windows driver... $ECHO_C" >&6
 
 # Check whether --enable-exp-win32 or --disable-exp-win32 was given.
@@ -15969,7 +16832,7 @@ if test "${enable_exp_win32+set}" = set; then
 else
   with_exp_win32=no
 fi;
-	echo "$as_me:15972: result: $with_exp_win32" >&5
+	echo "$as_me:16835: result: $with_exp_win32" >&5
 echo "${ECHO_T}$with_exp_win32" >&6
 	if test "x$with_exp_win32" = xyes
 	then
@@ -15995,7 +16858,7 @@ esac
 
 ###	use option --disable-echo to suppress full display compiling commands
 
-echo "$as_me:15998: checking if you want to see long compiling messages" >&5
+echo "$as_me:16861: checking if you want to see long compiling messages" >&5
 echo $ECHO_N "checking if you want to see long compiling messages... $ECHO_C" >&6
 
 # Check whether --enable-echo or --disable-echo was given.
@@ -16029,7 +16892,7 @@ else
 	ECHO_CC=''
 
 fi;
-echo "$as_me:16032: result: $enableval" >&5
+echo "$as_me:16895: result: $enableval" >&5
 echo "${ECHO_T}$enableval" >&6
 
 if test "x$enable_echo" = xyes; then
@@ -16042,7 +16905,7 @@ fi
 
 # --disable-stripping is used for debugging
 
-echo "$as_me:16045: checking if you want to install stripped executables" >&5
+echo "$as_me:16908: checking if you want to install stripped executables" >&5
 echo $ECHO_N "checking if you want to install stripped executables... $ECHO_C" >&6
 
 # Check whether --enable-stripping or --disable-stripping was given.
@@ -16050,33 +16913,33 @@ if test "${enable_stripping+set}" = set; then
   enableval="$enable_stripping"
   test "$enableval" != no && enableval=yes
 	if test "$enableval" != "yes" ; then
-    with_stripping=no
+    enable_stripping=no
 	else
-		with_stripping=yes
+		enable_stripping=yes
 	fi
 else
   enableval=yes
-	with_stripping=yes
+	enable_stripping=yes
 
 fi;
-echo "$as_me:16062: result: $with_stripping" >&5
-echo "${ECHO_T}$with_stripping" >&6
+echo "$as_me:16925: result: $enable_stripping" >&5
+echo "${ECHO_T}$enable_stripping" >&6
 
-if test "$with_stripping" = yes
+if test "$enable_stripping" = yes
 then
 	INSTALL_OPT_S="-s"
 else
 	INSTALL_OPT_S=
 fi
 
-: ${INSTALL:=install}
-echo "$as_me:16073: checking if install accepts -p option" >&5
+: "${INSTALL:=install}"
+echo "$as_me:16936: checking if install accepts -p option" >&5
 echo $ECHO_N "checking if install accepts -p option... $ECHO_C" >&6
 if test "${cf_cv_install_p+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	rm -rf conftest*
+	rm -rf ./conftest*
 	date >conftest.in
 	mkdir conftest.out
 	sleep 3
@@ -16098,13 +16961,13 @@ else
 	else
 		cf_cv_install_p=no
 	fi
-	rm -rf conftest*
+	rm -rf ./conftest*
 
 fi
-echo "$as_me:16104: result: $cf_cv_install_p" >&5
+echo "$as_me:16967: result: $cf_cv_install_p" >&5
 echo "${ECHO_T}$cf_cv_install_p" >&6
 
-echo "$as_me:16107: checking if install needs to be told about ownership" >&5
+echo "$as_me:16970: checking if install needs to be told about ownership" >&5
 echo $ECHO_N "checking if install needs to be told about ownership... $ECHO_C" >&6
 case `$ac_config_guess` in
 (*minix)
@@ -16115,11 +16978,11 @@ case `$ac_config_guess` in
 	;;
 esac
 
-echo "$as_me:16118: result: $with_install_o" >&5
+echo "$as_me:16981: result: $with_install_o" >&5
 echo "${ECHO_T}$with_install_o" >&6
 if test "x$with_install_o" = xyes
 then
-	INSTALL_OPT_O=`id root|sed -e 's/uid=[0-9]*(/ -o /' -e 's/gid=[0-9]*(/ -g /' -e 's/ [^=[:space:]][^=[:space:]]*=.*/ /' -e 's/)//g'`
+	INSTALL_OPT_O="`id root|sed -e 's/uid=[0-9]*(/ -o /' -e 's/gid=[0-9]*(/ -g /' -e 's/ [^=[:space:]][^=[:space:]]*=.*/ /' -e 's/)//g'`"
 else
 	INSTALL_OPT_O=
 fi
@@ -16140,127 +17003,238 @@ fi
 
 ###	use option --enable-warnings to turn on all gcc warnings
 
-if ( test "$GCC" = yes || test "$GXX" = yes )
+echo "$as_me:17006: checking if you want to use C11 _Noreturn feature" >&5
+echo $ECHO_N "checking if you want to use C11 _Noreturn feature... $ECHO_C" >&6
+
+# Check whether --enable-stdnoreturn or --disable-stdnoreturn was given.
+if test "${enable_stdnoreturn+set}" = set; then
+  enableval="$enable_stdnoreturn"
+  test "$enableval" != yes && enableval=no
+	if test "$enableval" != "no" ; then
+    enable_stdnoreturn=yes
+	else
+		enable_stdnoreturn=no
+	fi
+else
+  enableval=no
+	enable_stdnoreturn=no
+
+fi;
+echo "$as_me:17023: result: $enable_stdnoreturn" >&5
+echo "${ECHO_T}$enable_stdnoreturn" >&6
+
+if test $enable_stdnoreturn = yes; then
+echo "$as_me:17027: checking for C11 _Noreturn feature" >&5
+echo $ECHO_N "checking for C11 _Noreturn feature... $ECHO_C" >&6
+if test "${cf_cv_c11_noreturn+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17033 "configure"
+#include "confdefs.h"
+
+$ac_includes_default
+#include <stdnoreturn.h>
+static _Noreturn void giveup(void) { exit(0); }
+
+int
+main (void)
+{
+if (feof(stdin)) giveup()
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:17049: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:17052: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:17055: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:17058: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_c11_noreturn=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_c11_noreturn=no
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+
+fi
+echo "$as_me:17069: result: $cf_cv_c11_noreturn" >&5
+echo "${ECHO_T}$cf_cv_c11_noreturn" >&6
+else
+	cf_cv_c11_noreturn=no,
+fi
+
+if test "$cf_cv_c11_noreturn" = yes; then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_STDNORETURN_H 1
+EOF
+
+cat >>confdefs.h <<EOF
+#define STDC_NORETURN _Noreturn
+EOF
+
+	HAVE_STDNORETURN_H=1
+else
+	HAVE_STDNORETURN_H=0
+fi
+
+if test "$GCC" = yes || test "$GXX" = yes
 then
 
-if ( test "$GCC" = yes || test "$GXX" = yes )
+if test "$GCC" = yes || test "$GXX" = yes
 then
 	case $CFLAGS in
 	(*-Werror=*)
-		test -n "$verbose" && echo "	repairing CFLAGS: $CFLAGS" 1>&6
-
-echo "${as_me:-configure}:16152: testing repairing CFLAGS: $CFLAGS ..." 1>&5
-
 		cf_temp_flags=
 		for cf_temp_scan in $CFLAGS
 		do
 			case "x$cf_temp_scan" in
+			(x-Werror=format*)
+
+	test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
+	cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
+
+				;;
 			(x-Werror=*)
 
 	test -n "$EXTRA_CFLAGS" && EXTRA_CFLAGS="$EXTRA_CFLAGS "
-	EXTRA_CFLAGS="${EXTRA_CFLAGS}"$cf_temp_scan""
+	EXTRA_CFLAGS="${EXTRA_CFLAGS}$cf_temp_scan"
 
 				;;
 			(*)
 
 	test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
-	cf_temp_flags="${cf_temp_flags}"$cf_temp_scan""
+	cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
 
 				;;
 			esac
 		done
-		CFLAGS="$cf_temp_flags"
-		test -n "$verbose" && echo "	... fixed $CFLAGS" 1>&6
+		if test "x$CFLAGS" != "x$cf_temp_flags"
+		then
+			test -n "$verbose" && echo "	repairing CFLAGS: $CFLAGS" 1>&6
+
+echo "${as_me:-configure}:17125: testing repairing CFLAGS: $CFLAGS ..." 1>&5
 
-echo "${as_me:-configure}:16175: testing ... fixed $CFLAGS ..." 1>&5
+			CFLAGS="$cf_temp_flags"
+			test -n "$verbose" && echo "	... fixed $CFLAGS" 1>&6
 
-		test -n "$verbose" && echo "	... extra $EXTRA_CFLAGS" 1>&6
+echo "${as_me:-configure}:17130: testing ... fixed $CFLAGS ..." 1>&5
 
-echo "${as_me:-configure}:16179: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+			test -n "$verbose" && echo "	... extra $EXTRA_CFLAGS" 1>&6
 
+echo "${as_me:-configure}:17134: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+
+		fi
 		;;
 	esac
 fi
 
-if ( test "$GCC" = yes || test "$GXX" = yes )
+if test "$GCC" = yes || test "$GXX" = yes
 then
 	case $CPPFLAGS in
 	(*-Werror=*)
-		test -n "$verbose" && echo "	repairing CPPFLAGS: $CPPFLAGS" 1>&6
-
-echo "${as_me:-configure}:16191: testing repairing CPPFLAGS: $CPPFLAGS ..." 1>&5
-
 		cf_temp_flags=
 		for cf_temp_scan in $CPPFLAGS
 		do
 			case "x$cf_temp_scan" in
+			(x-Werror=format*)
+
+	test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
+	cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
+
+				;;
 			(x-Werror=*)
 
 	test -n "$EXTRA_CFLAGS" && EXTRA_CFLAGS="$EXTRA_CFLAGS "
-	EXTRA_CFLAGS="${EXTRA_CFLAGS}"$cf_temp_scan""
+	EXTRA_CFLAGS="${EXTRA_CFLAGS}$cf_temp_scan"
 
 				;;
 			(*)
 
 	test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
-	cf_temp_flags="${cf_temp_flags}"$cf_temp_scan""
+	cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
 
 				;;
 			esac
 		done
-		CPPFLAGS="$cf_temp_flags"
-		test -n "$verbose" && echo "	... fixed $CPPFLAGS" 1>&6
+		if test "x$CPPFLAGS" != "x$cf_temp_flags"
+		then
+			test -n "$verbose" && echo "	repairing CPPFLAGS: $CPPFLAGS" 1>&6
+
+echo "${as_me:-configure}:17173: testing repairing CPPFLAGS: $CPPFLAGS ..." 1>&5
 
-echo "${as_me:-configure}:16214: testing ... fixed $CPPFLAGS ..." 1>&5
+			CPPFLAGS="$cf_temp_flags"
+			test -n "$verbose" && echo "	... fixed $CPPFLAGS" 1>&6
 
-		test -n "$verbose" && echo "	... extra $EXTRA_CFLAGS" 1>&6
+echo "${as_me:-configure}:17178: testing ... fixed $CPPFLAGS ..." 1>&5
 
-echo "${as_me:-configure}:16218: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+			test -n "$verbose" && echo "	... extra $EXTRA_CFLAGS" 1>&6
 
+echo "${as_me:-configure}:17182: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+
+		fi
 		;;
 	esac
 fi
 
-if ( test "$GCC" = yes || test "$GXX" = yes )
+if test "$GCC" = yes || test "$GXX" = yes
 then
 	case $LDFLAGS in
 	(*-Werror=*)
-		test -n "$verbose" && echo "	repairing LDFLAGS: $LDFLAGS" 1>&6
-
-echo "${as_me:-configure}:16230: testing repairing LDFLAGS: $LDFLAGS ..." 1>&5
-
 		cf_temp_flags=
 		for cf_temp_scan in $LDFLAGS
 		do
 			case "x$cf_temp_scan" in
+			(x-Werror=format*)
+
+	test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
+	cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
+
+				;;
 			(x-Werror=*)
 
 	test -n "$EXTRA_CFLAGS" && EXTRA_CFLAGS="$EXTRA_CFLAGS "
-	EXTRA_CFLAGS="${EXTRA_CFLAGS}"$cf_temp_scan""
+	EXTRA_CFLAGS="${EXTRA_CFLAGS}$cf_temp_scan"
 
 				;;
 			(*)
 
 	test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
-	cf_temp_flags="${cf_temp_flags}"$cf_temp_scan""
+	cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
 
 				;;
 			esac
 		done
-		LDFLAGS="$cf_temp_flags"
-		test -n "$verbose" && echo "	... fixed $LDFLAGS" 1>&6
+		if test "x$LDFLAGS" != "x$cf_temp_flags"
+		then
+			test -n "$verbose" && echo "	repairing LDFLAGS: $LDFLAGS" 1>&6
+
+echo "${as_me:-configure}:17221: testing repairing LDFLAGS: $LDFLAGS ..." 1>&5
 
-echo "${as_me:-configure}:16253: testing ... fixed $LDFLAGS ..." 1>&5
+			LDFLAGS="$cf_temp_flags"
+			test -n "$verbose" && echo "	... fixed $LDFLAGS" 1>&6
 
-		test -n "$verbose" && echo "	... extra $EXTRA_CFLAGS" 1>&6
+echo "${as_me:-configure}:17226: testing ... fixed $LDFLAGS ..." 1>&5
 
-echo "${as_me:-configure}:16257: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+			test -n "$verbose" && echo "	... extra $EXTRA_CFLAGS" 1>&6
 
+echo "${as_me:-configure}:17230: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+
+		fi
 		;;
 	esac
 fi
 
-echo "$as_me:16263: checking if you want to turn on gcc warnings" >&5
+echo "$as_me:17237: checking if you want to turn on gcc warnings" >&5
 echo $ECHO_N "checking if you want to turn on gcc warnings... $ECHO_C" >&6
 
 # Check whether --enable-warnings or --disable-warnings was given.
@@ -16268,18 +17242,18 @@ if test "${enable_warnings+set}" = set; then
   enableval="$enable_warnings"
   test "$enableval" != yes && enableval=no
 	if test "$enableval" != "no" ; then
-    with_warnings=yes
+    enable_warnings=yes
 	else
-		with_warnings=no
+		enable_warnings=no
 	fi
 else
   enableval=no
-	with_warnings=no
+	enable_warnings=no
 
 fi;
-echo "$as_me:16280: result: $with_warnings" >&5
-echo "${ECHO_T}$with_warnings" >&6
-if test "$with_warnings" = "yes"
+echo "$as_me:17254: result: $enable_warnings" >&5
+echo "${ECHO_T}$enable_warnings" >&6
+if test "$enable_warnings" = "yes"
 then
 
 if test "x$have_x" = xyes; then
@@ -16300,8 +17274,8 @@ do
 	esac
 done
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 16304 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 17278 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -16310,32 +17284,32 @@ cat >conftest.$ac_ext <<_ACEOF
 int
 main (void)
 {
-String foo = malloc(1); (void)foo
+String foo = malloc(1); free((void*)foo)
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:16319: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:17293: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16322: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:16325: \"$ac_try\"") >&5
+  echo "$as_me:17296: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:17299: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16328: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17302: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
-echo "$as_me:16331: checking for X11/Xt const-feature" >&5
+echo "$as_me:17305: checking for X11/Xt const-feature" >&5
 echo $ECHO_N "checking for X11/Xt const-feature... $ECHO_C" >&6
 if test "${cf_cv_const_x_string+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 16338 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 17312 "configure"
 #include "confdefs.h"
 
 #define _CONST_X_STRING	/* X11R7.8 (perhaps) */
@@ -16351,39 +17325,39 @@ String foo = malloc(1); *foo = 0
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:16355: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:17329: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16358: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:16361: \"$ac_try\"") >&5
+  echo "$as_me:17332: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:17335: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16364: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17338: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 			cf_cv_const_x_string=no
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 			cf_cv_const_x_string=yes
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:16379: result: $cf_cv_const_x_string" >&5
+echo "$as_me:17353: result: $cf_cv_const_x_string" >&5
 echo "${ECHO_T}$cf_cv_const_x_string" >&6
 
 LIBS="$cf_save_LIBS_CF_CONST_X_STRING"
 CFLAGS="$cf_save_CFLAGS_CF_CONST_X_STRING"
 CPPFLAGS="$cf_save_CPPFLAGS_CF_CONST_X_STRING"
 
-case $cf_cv_const_x_string in
+case "$cf_cv_const_x_string" in
 (no)
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
@@ -16400,12 +17374,12 @@ esac
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
  fi
-cat > conftest.$ac_ext <<EOF
-#line 16408 "${as_me:-configure}"
+cat > "conftest.$ac_ext" <<EOF
+#line 17382 "${as_me:-configure}"
 int main(int argc, char *argv[]) { return (argv[argc-1] == 0) ; }
 EOF
 if test "$INTEL_COMPILER" = yes
@@ -16421,7 +17395,7 @@ then
 # remark #981: operands are evaluated in unspecified order
 # warning #279: controlling expression is constant
 
-	{ echo "$as_me:16424: checking for $CC warning options..." >&5
+	{ echo "$as_me:17398: checking for $CC warning options..." >&5
 echo "$as_me: checking for $CC warning options..." >&6;}
 	cf_save_CFLAGS="$CFLAGS"
 	EXTRA_CFLAGS="$EXTRA_CFLAGS -Wall"
@@ -16437,12 +17411,12 @@ echo "$as_me: checking for $CC warning options..." >&6;}
 		wd981
 	do
 		CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
-		if { (eval echo "$as_me:16440: \"$ac_compile\"") >&5
+		if { (eval echo "$as_me:17414: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16443: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-			test -n "$verbose" && echo "$as_me:16445: result: ... -$cf_opt" >&5
+  echo "$as_me:17417: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+			test -n "$verbose" && echo "$as_me:17419: result: ... -$cf_opt" >&5
 echo "${ECHO_T}... -$cf_opt" >&6
 			EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
 		fi
@@ -16450,7 +17424,7 @@ echo "${ECHO_T}... -$cf_opt" >&6
 	CFLAGS="$cf_save_CFLAGS"
 elif test "$GCC" = yes && test "$GCC_VERSION" != "unknown"
 then
-	{ echo "$as_me:16453: checking for $CC warning options..." >&5
+	{ echo "$as_me:17427: checking for $CC warning options..." >&5
 echo "$as_me: checking for $CC warning options..." >&6;}
 	cf_save_CFLAGS="$CFLAGS"
 	cf_warn_CONST=""
@@ -16473,30 +17447,30 @@ echo "$as_me: checking for $CC warning options..." >&6;}
 		Wundef Wno-inline $cf_gcc_warnings $cf_warn_CONST Wno-unknown-pragmas Wswitch-enum
 	do
 		CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
-		if { (eval echo "$as_me:16476: \"$ac_compile\"") >&5
+		if { (eval echo "$as_me:17450: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16479: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-			test -n "$verbose" && echo "$as_me:16481: result: ... -$cf_opt" >&5
+  echo "$as_me:17453: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+			test -n "$verbose" && echo "$as_me:17455: result: ... -$cf_opt" >&5
 echo "${ECHO_T}... -$cf_opt" >&6
-			case $cf_opt in
+			case "$cf_opt" in
 			(Winline)
-				case $GCC_VERSION in
+				case "$GCC_VERSION" in
 				([34].*)
 					test -n "$verbose" && echo "	feature is broken in gcc $GCC_VERSION" 1>&6
 
-echo "${as_me:-configure}:16489: testing feature is broken in gcc $GCC_VERSION ..." 1>&5
+echo "${as_me:-configure}:17463: testing feature is broken in gcc $GCC_VERSION ..." 1>&5
 
 					continue;;
 				esac
 				;;
 			(Wpointer-arith)
-				case $GCC_VERSION in
+				case "$GCC_VERSION" in
 				([12].*)
 					test -n "$verbose" && echo "	feature is broken in gcc $GCC_VERSION" 1>&6
 
-echo "${as_me:-configure}:16499: testing feature is broken in gcc $GCC_VERSION ..." 1>&5
+echo "${as_me:-configure}:17473: testing feature is broken in gcc $GCC_VERSION ..." 1>&5
 
 					continue;;
 				esac
@@ -16507,11 +17481,11 @@ echo "${as_me:-configure}:16499: testing feature is broken in gcc $GCC_VERSION .
 	done
 	CFLAGS="$cf_save_CFLAGS"
 fi
-rm -rf conftest*
+rm -rf ./conftest*
 
 fi
 
-if ( test "$GCC" = yes || test "$GXX" = yes )
+if test "$GCC" = yes || test "$GXX" = yes
 then
 cat > conftest.i <<EOF
 #ifndef GCC_PRINTF
@@ -16529,10 +17503,11 @@ cat > conftest.i <<EOF
 EOF
 if test "$GCC" = yes
 then
-	{ echo "$as_me:16532: checking for $CC __attribute__ directives..." >&5
+	{ echo "$as_me:17506: checking for $CC __attribute__ directives..." >&5
 echo "$as_me: checking for $CC __attribute__ directives..." >&6;}
-cat > conftest.$ac_ext <<EOF
-#line 16535 "${as_me:-configure}"
+cat > "conftest.$ac_ext" <<EOF
+#line 17509 "${as_me:-configure}"
+#include <stdio.h>
 #include "confdefs.h"
 #include "conftest.h"
 #include "conftest.i"
@@ -16547,8 +17522,8 @@ cat > conftest.$ac_ext <<EOF
 #define GCC_SCANFLIKE(fmt,var)  /*nothing*/
 #endif
 extern void wow(char *,...) GCC_SCANFLIKE(1,2);
-extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
-extern void foo(void) GCC_NORETURN;
+extern GCC_NORETURN void oops(char *,...) GCC_PRINTFLIKE(1,2);
+extern GCC_NORETURN void foo(void);
 int main(int argc GCC_UNUSED, char *argv[] GCC_UNUSED) { (void)argc; (void)argv; return 0; }
 EOF
 	cf_printf_attribute=no
@@ -16561,7 +17536,7 @@ cf_ATTRIBUTE=`echo "$cf_attribute" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFG
 		cf_directive="__attribute__(($cf_attribute))"
 		echo "checking for $CC $cf_directive" 1>&5
 
-		case $cf_attribute in
+		case "$cf_attribute" in
 		(printf)
 			cf_printf_attribute=yes
 			cat >conftest.h <<EOF
@@ -16581,15 +17556,15 @@ EOF
 			;;
 		esac
 
-		if { (eval echo "$as_me:16584: \"$ac_compile\"") >&5
+		if { (eval echo "$as_me:17559: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16587: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-			test -n "$verbose" && echo "$as_me:16589: result: ... $cf_attribute" >&5
+  echo "$as_me:17562: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+			test -n "$verbose" && echo "$as_me:17564: result: ... $cf_attribute" >&5
 echo "${ECHO_T}... $cf_attribute" >&6
 			cat conftest.h >>confdefs.h
-			case $cf_attribute in
+			case "$cf_attribute" in
 			(noreturn)
 
 cat >>confdefs.h <<EOF
@@ -16640,30 +17615,30 @@ EOF
 		fi
 	done
 else
-	fgrep define conftest.i >>confdefs.h
+	${FGREP-fgrep} define conftest.i >>confdefs.h
 fi
-rm -rf conftest*
+rm -rf ./conftest*
 fi
 
 fi
 
-if test "x$with_warnings" = "xyes"; then
+if test "x$enable_warnings" = "xyes"; then
 
- 	ADAFLAGS="$ADAFLAGS -gnatg"
+ 	ADAFLAGS="$ADAFLAGS -gnatwa -gnatyg"
 
 	if test "x$cf_with_cxx" = xyes ; then
 
 INTEL_CPLUSPLUS=no
 
 if test "$GCC" = yes ; then
-	case $host_os in
+	case "$host_os" in
 	(linux*|gnu*)
-		echo "$as_me:16661: checking if this is really Intel C++ compiler" >&5
+		echo "$as_me:17636: checking if this is really Intel C++ compiler" >&5
 echo $ECHO_N "checking if this is really Intel C++ compiler... $ECHO_C" >&6
 		cf_save_CFLAGS="$CXXFLAGS"
 		CXXFLAGS="$CXXFLAGS -no-gcc"
-		cat >conftest.$ac_ext <<_ACEOF
-#line 16666 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 17641 "configure"
 #include "confdefs.h"
 
 int
@@ -16672,35 +17647,35 @@ main (void)
 
 #ifdef __INTEL_COMPILER
 #else
-make an error
+#error __INTEL_COMPILER is not defined
 #endif
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:16683: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:17658: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16686: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:16689: \"$ac_try\"") >&5
+  echo "$as_me:17661: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:17664: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16692: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17667: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   INTEL_CPLUSPLUS=yes
 cf_save_CFLAGS="$cf_save_CFLAGS -we147"
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		CXXFLAGS="$cf_save_CFLAGS"
-		echo "$as_me:16703: result: $INTEL_CPLUSPLUS" >&5
+		echo "$as_me:17678: result: $INTEL_CPLUSPLUS" >&5
 echo "${ECHO_T}$INTEL_CPLUSPLUS" >&6
 		;;
 	esac
@@ -16709,12 +17684,11 @@ fi
 CLANG_CPLUSPLUS=no
 
 if test "$GCC" = yes ; then
-	echo "$as_me:16712: checking if this is really Clang C++ compiler" >&5
+	echo "$as_me:17687: checking if this is really Clang C++ compiler" >&5
 echo $ECHO_N "checking if this is really Clang C++ compiler... $ECHO_C" >&6
 	cf_save_CFLAGS="$CXXFLAGS"
-	CXXFLAGS="$CXXFLAGS -Qunused-arguments"
-	cat >conftest.$ac_ext <<_ACEOF
-#line 16717 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 17691 "configure"
 #include "confdefs.h"
 
 int
@@ -16723,54 +17697,123 @@ main (void)
 
 #ifdef __clang__
 #else
-make an error
+#error __clang__ is not defined
 #endif
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:16734: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:17708: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16737: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:16740: \"$ac_try\"") >&5
+  echo "$as_me:17711: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:17714: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16743: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17717: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   CLANG_CPLUSPLUS=yes
-cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	CXXFLAGS="$cf_save_CFLAGS"
-	echo "$as_me:16754: result: $CLANG_CPLUSPLUS" >&5
+	echo "$as_me:17727: result: $CLANG_CPLUSPLUS" >&5
 echo "${ECHO_T}$CLANG_CPLUSPLUS" >&6
 fi
 
-if test "x$CLANG_COMPILER" = "xyes" ; then
+CLANG_VERSION=none
+
+if test "x$CLANG_CPLUSPLUS" = "xyes" ; then
+	case "$CC" in
+	(c[1-9][0-9]|*/c[1-9][0-9])
+		{ echo "$as_me:17736: WARNING: replacing broken compiler alias $CC" >&5
+echo "$as_me: WARNING: replacing broken compiler alias $CC" >&2;}
+		CFLAGS="$CFLAGS -std=`echo "$CC" | sed -e 's%.*/%%'`"
+		CC=clang
+		;;
+	esac
+
+	echo "$as_me:17743: checking version of $CC" >&5
+echo $ECHO_N "checking version of $CC... $ECHO_C" >&6
+	CLANG_VERSION="`$CC --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(CLANG[^)]*) //' -e 's/^.*(Debian[^)]*) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`"
+	test -z "$CLANG_VERSION" && CLANG_VERSION=unknown
+	echo "$as_me:17747: result: $CLANG_VERSION" >&5
+echo "${ECHO_T}$CLANG_VERSION" >&6
+
+	for cf_clang_opt in \
+		-Qunused-arguments \
+		-Wno-error=implicit-function-declaration
+	do
+		echo "$as_me:17754: checking if option $cf_clang_opt works" >&5
+echo $ECHO_N "checking if option $cf_clang_opt works... $ECHO_C" >&6
+		cf_save_CFLAGS="$CFLAGS"
+		CFLAGS="$CFLAGS $cf_clang_opt"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 17759 "configure"
+#include "confdefs.h"
+
+			#include <stdio.h>
+int
+main (void)
+{
+
+			printf("hello!\\n");
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:17773: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:17776: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:17779: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:17782: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+
+			cf_clang_optok=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+
+			cf_clang_optok=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:17793: result: $cf_clang_optok" >&5
+echo "${ECHO_T}$cf_clang_optok" >&6
+		CFLAGS="$cf_save_CFLAGS"
+		if test "$cf_clang_optok" = yes; then
+			test -n "$verbose" && echo "	adding option $cf_clang_opt" 1>&6
+
+echo "${as_me:-configure}:17799: testing adding option $cf_clang_opt ..." 1>&5
 
 	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
-	CFLAGS="${CFLAGS}-Wno-error=implicit-function-declaration"
+	CFLAGS="${CFLAGS}$cf_clang_opt"
 
+		fi
+	done
 fi
 
 ac_ext=cc
 ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 cat > conftest.$ac_ext <<EOF
-#line 16773 "configure"
+#line 17816 "configure"
 int main(int argc, char *argv[]) { return (argv[argc-1] == 0) ; }
 EOF
 
@@ -16788,7 +17831,7 @@ then
 # remark #981: operands are evaluated in unspecified order
 # warning #269: invalid format string conversion
 
-	{ echo "$as_me:16791: checking for $CC warning options..." >&5
+	{ echo "$as_me:17834: checking for $CC warning options..." >&5
 echo "$as_me: checking for $CC warning options..." >&6;}
 	cf_save_CXXFLAGS="$CXXFLAGS"
 	EXTRA_CXXFLAGS="-Wall"
@@ -16805,12 +17848,12 @@ echo "$as_me: checking for $CC warning options..." >&6;}
 		wd981
 	do
 		CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
-		if { (eval echo "$as_me:16808: \"$ac_compile\"") >&5
+		if { (eval echo "$as_me:17851: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16811: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-			test -n "$verbose" && echo "$as_me:16813: result: ... -$cf_opt" >&5
+  echo "$as_me:17854: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+			test -n "$verbose" && echo "$as_me:17856: result: ... -$cf_opt" >&5
 echo "${ECHO_T}... -$cf_opt" >&6
 			EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
 		fi
@@ -16819,13 +17862,13 @@ echo "${ECHO_T}... -$cf_opt" >&6
 
 elif test "$GXX" = yes
 then
-	{ echo "$as_me:16822: checking for $CXX warning options..." >&5
+	{ echo "$as_me:17865: checking for $CXX warning options..." >&5
 echo "$as_me: checking for $CXX warning options..." >&6;}
 	cf_save_CXXFLAGS="$CXXFLAGS"
 	EXTRA_CXXFLAGS="-W -Wall"
 	cf_gxx_extra_warnings=""
 	test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
-	case "$GCC_VERSION" in
+	case "$GXX_VERSION" in
 	([1-2].*)
 		;;
 	(*)
@@ -16849,61 +17892,61 @@ echo "$as_me: checking for $CXX warning options..." >&6;}
 		Wundef $cf_gxx_extra_warnings Wno-unused
 	do
 		CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
-		if { (eval echo "$as_me:16852: \"$ac_compile\"") >&5
+		if { (eval echo "$as_me:17895: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16855: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-			test -n "$verbose" && echo "$as_me:16857: result: ... -$cf_opt" >&5
+  echo "$as_me:17898: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+			test -n "$verbose" && echo "$as_me:17900: result: ... -$cf_opt" >&5
 echo "${ECHO_T}... -$cf_opt" >&6
 			EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
 		else
-			test -n "$verbose" && echo "$as_me:16861: result: ... no -$cf_opt" >&5
+			test -n "$verbose" && echo "$as_me:17904: result: ... no -$cf_opt" >&5
 echo "${ECHO_T}... no -$cf_opt" >&6
 		fi
 	done
 	CXXFLAGS="$cf_save_CXXFLAGS"
 fi
 
-rm -rf conftest*
+rm -rf ./conftest*
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+ac_main_return="return"
 
 	fi
 fi
 
-echo "$as_me:16879: checking if you want to work around bogus compiler/loader warnings" >&5
+echo "$as_me:17922: checking if you want to work around bogus compiler/loader warnings" >&5
 echo $ECHO_N "checking if you want to work around bogus compiler/loader warnings... $ECHO_C" >&6
 
 # Check whether --enable-string-hacks or --disable-string-hacks was given.
 if test "${enable_string_hacks+set}" = set; then
   enableval="$enable_string_hacks"
-  with_string_hacks=$enableval
+  enable_string_hacks=$enableval
 else
-  with_string_hacks=no
+  enable_string_hacks=no
 fi;
-echo "$as_me:16889: result: $with_string_hacks" >&5
-echo "${ECHO_T}$with_string_hacks" >&6
+echo "$as_me:17932: result: $enable_string_hacks" >&5
+echo "${ECHO_T}$enable_string_hacks" >&6
 
-if test "x$with_string_hacks" = "xyes"; then
+if test "x$enable_string_hacks" = "xyes"; then
 
 cat >>confdefs.h <<\EOF
 #define USE_STRING_HACKS 1
 EOF
 
-	{ echo "$as_me:16898: WARNING: enabling string-hacks to work around bogus compiler/loader warnings" >&5
+	{ echo "$as_me:17941: WARNING: enabling string-hacks to work around bogus compiler/loader warnings" >&5
 echo "$as_me: WARNING: enabling string-hacks to work around bogus compiler/loader warnings" >&2;}
-	echo "$as_me:16900: checking for strlcat" >&5
+	echo "$as_me:17943: checking for strlcat" >&5
 echo $ECHO_N "checking for strlcat... $ECHO_C" >&6
 if test "${ac_cv_func_strlcat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 16906 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17949 "configure"
 #include "confdefs.h"
 #define strlcat autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -16933,29 +17976,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:16937: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:17980: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:16940: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:16943: \"$ac_try\"") >&5
+  echo "$as_me:17983: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:17986: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16946: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17989: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_strlcat=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_strlcat=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:16956: result: $ac_cv_func_strlcat" >&5
+echo "$as_me:17999: result: $ac_cv_func_strlcat" >&5
 echo "${ECHO_T}$ac_cv_func_strlcat" >&6
-if test $ac_cv_func_strlcat = yes; then
+if test "$ac_cv_func_strlcat" = yes; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_STRLCAT 1
@@ -16963,15 +18006,15 @@ EOF
 
 else
 
-		echo "$as_me:16966: checking for strlcat in -lbsd" >&5
+		echo "$as_me:18009: checking for strlcat in -lbsd" >&5
 echo $ECHO_N "checking for strlcat in -lbsd... $ECHO_C" >&6
 if test "${ac_cv_lib_bsd_strlcat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lbsd  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 16974 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 18017 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -16989,30 +18032,30 @@ strlcat ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:16993: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18036: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:16996: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:16999: \"$ac_try\"") >&5
+  echo "$as_me:18039: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18042: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17002: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18045: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_bsd_strlcat=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_bsd_strlcat=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:17013: result: $ac_cv_lib_bsd_strlcat" >&5
+echo "$as_me:18056: result: $ac_cv_lib_bsd_strlcat" >&5
 echo "${ECHO_T}$ac_cv_lib_bsd_strlcat" >&6
-if test $ac_cv_lib_bsd_strlcat = yes; then
+if test "$ac_cv_lib_bsd_strlcat" = yes; then
 
 cf_add_libs="$LIBS"
 # reverse order
@@ -17033,24 +18076,24 @@ LIBS="$cf_add_libs"
 for ac_header in bsd/string.h
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:17036: checking for $ac_header" >&5
+echo "$as_me:18079: checking for $ac_header" >&5
 echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 17042 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 18085 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:17046: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:18089: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:17052: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:18095: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -17063,14 +18106,14 @@ if test -z "$ac_cpp_err"; then
   eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   eval "$as_ac_Header=no"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:17071: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+echo "$as_me:18114: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 EOF
@@ -17089,13 +18132,13 @@ fi
 for ac_func in strlcpy snprintf
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:17092: checking for $ac_func" >&5
+echo "$as_me:18135: checking for $ac_func" >&5
 echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
 if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 17098 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 18141 "configure"
 #include "confdefs.h"
 #define $ac_func autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -17125,29 +18168,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:17129: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18172: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17132: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:17135: \"$ac_try\"") >&5
+  echo "$as_me:18175: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18178: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17138: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18181: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 eval "$as_ac_var=no"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:17148: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
+echo "$as_me:18191: result: `eval echo '${'"$as_ac_var"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_var"'}'`" >&6
+if test "`eval echo '${'"$as_ac_var"'}'`" = yes; then
   cat >>confdefs.h <<EOF
 #define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
 EOF
@@ -17158,7 +18201,7 @@ done
 fi
 
 ###	use option --enable-assertions to turn on generation of assertion code
-echo "$as_me:17161: checking if you want to enable runtime assertions" >&5
+echo "$as_me:18204: checking if you want to enable runtime assertions" >&5
 echo $ECHO_N "checking if you want to enable runtime assertions... $ECHO_C" >&6
 
 # Check whether --enable-assertions or --disable-assertions was given.
@@ -17168,7 +18211,7 @@ if test "${enable_assertions+set}" = set; then
 else
   with_assertions=no
 fi;
-echo "$as_me:17171: result: $with_assertions" >&5
+echo "$as_me:18214: result: $with_assertions" >&5
 echo "${ECHO_T}$with_assertions" >&6
 if test -n "$GCC"
 then
@@ -17184,27 +18227,32 @@ fi
 
 ###	use option --disable-leaks to suppress "permanent" leaks, for testing
 
-echo "$as_me:17187: checking if you want to use dmalloc for testing" >&5
+echo "$as_me:18230: checking if you want to use dmalloc for testing" >&5
 echo $ECHO_N "checking if you want to use dmalloc for testing... $ECHO_C" >&6
 
 # Check whether --with-dmalloc or --without-dmalloc was given.
 if test "${with_dmalloc+set}" = set; then
   withval="$with_dmalloc"
+  case "x$withval" in
+	(x|xno) ;;
+	(*)
+		: "${with_cflags:=-g}"
+		: "${enable_leaks:=no}"
+		with_dmalloc=yes
 
 cat >>confdefs.h <<EOF
 #define USE_DMALLOC 1
 EOF
 
-	: ${with_cflags:=-g}
-	: ${with_no_leaks:=yes}
-	 with_dmalloc=yes
+		;;
+	esac
 else
   with_dmalloc=
 fi;
-echo "$as_me:17204: result: ${with_dmalloc:-no}" >&5
+echo "$as_me:18252: result: ${with_dmalloc:-no}" >&5
 echo "${ECHO_T}${with_dmalloc:-no}" >&6
 
-case .$with_cflags in
+case ".$with_cflags" in
 (.*-g*)
 	case .$CFLAGS in
 	(.*-g*)
@@ -17218,19 +18266,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -g
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -17249,7 +18297,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -17279,7 +18327,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -17315,24 +18363,24 @@ fi
 esac
 
 if test "$with_dmalloc" = yes ; then
-	echo "$as_me:17318: checking for dmalloc.h" >&5
+	echo "$as_me:18366: checking for dmalloc.h" >&5
 echo $ECHO_N "checking for dmalloc.h... $ECHO_C" >&6
 if test "${ac_cv_header_dmalloc_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 17324 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 18372 "configure"
 #include "confdefs.h"
 #include <dmalloc.h>
 _ACEOF
-if { (eval echo "$as_me:17328: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:18376: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:17334: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:18382: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -17345,24 +18393,24 @@ if test -z "$ac_cpp_err"; then
   ac_cv_header_dmalloc_h=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   ac_cv_header_dmalloc_h=no
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:17353: result: $ac_cv_header_dmalloc_h" >&5
+echo "$as_me:18401: result: $ac_cv_header_dmalloc_h" >&5
 echo "${ECHO_T}$ac_cv_header_dmalloc_h" >&6
-if test $ac_cv_header_dmalloc_h = yes; then
+if test "$ac_cv_header_dmalloc_h" = yes; then
 
-echo "$as_me:17357: checking for dmalloc_debug in -ldmalloc" >&5
+echo "$as_me:18405: checking for dmalloc_debug in -ldmalloc" >&5
 echo $ECHO_N "checking for dmalloc_debug in -ldmalloc... $ECHO_C" >&6
 if test "${ac_cv_lib_dmalloc_dmalloc_debug+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldmalloc  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 17365 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 18413 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -17380,30 +18428,30 @@ dmalloc_debug ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:17384: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18432: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17387: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:17390: \"$ac_try\"") >&5
+  echo "$as_me:18435: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18438: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17393: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18441: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_dmalloc_dmalloc_debug=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_dmalloc_dmalloc_debug=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:17404: result: $ac_cv_lib_dmalloc_dmalloc_debug" >&5
+echo "$as_me:18452: result: $ac_cv_lib_dmalloc_dmalloc_debug" >&5
 echo "${ECHO_T}$ac_cv_lib_dmalloc_dmalloc_debug" >&6
-if test $ac_cv_lib_dmalloc_dmalloc_debug = yes; then
+if test "$ac_cv_lib_dmalloc_dmalloc_debug" = yes; then
   cat >>confdefs.h <<EOF
 #define HAVE_LIBDMALLOC 1
 EOF
@@ -17416,27 +18464,32 @@ fi
 
 fi
 
-echo "$as_me:17419: checking if you want to use dbmalloc for testing" >&5
+echo "$as_me:18467: checking if you want to use dbmalloc for testing" >&5
 echo $ECHO_N "checking if you want to use dbmalloc for testing... $ECHO_C" >&6
 
 # Check whether --with-dbmalloc or --without-dbmalloc was given.
 if test "${with_dbmalloc+set}" = set; then
   withval="$with_dbmalloc"
+  case "x$withval" in
+	(x|xno) ;;
+	(*)
+		: "${with_cflags:=-g}"
+		: "${enable_leaks:=no}"
+		with_dbmalloc=yes
 
 cat >>confdefs.h <<EOF
 #define USE_DBMALLOC 1
 EOF
 
-	: ${with_cflags:=-g}
-	: ${with_no_leaks:=yes}
-	 with_dbmalloc=yes
+		;;
+	esac
 else
   with_dbmalloc=
 fi;
-echo "$as_me:17436: result: ${with_dbmalloc:-no}" >&5
+echo "$as_me:18489: result: ${with_dbmalloc:-no}" >&5
 echo "${ECHO_T}${with_dbmalloc:-no}" >&6
 
-case .$with_cflags in
+case ".$with_cflags" in
 (.*-g*)
 	case .$CFLAGS in
 	(.*-g*)
@@ -17450,19 +18503,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -g
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -17481,7 +18534,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -17511,7 +18564,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -17547,24 +18600,24 @@ fi
 esac
 
 if test "$with_dbmalloc" = yes ; then
-	echo "$as_me:17550: checking for dbmalloc.h" >&5
+	echo "$as_me:18603: checking for dbmalloc.h" >&5
 echo $ECHO_N "checking for dbmalloc.h... $ECHO_C" >&6
 if test "${ac_cv_header_dbmalloc_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 17556 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 18609 "configure"
 #include "confdefs.h"
 #include <dbmalloc.h>
 _ACEOF
-if { (eval echo "$as_me:17560: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:18613: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:17566: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:18619: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -17577,24 +18630,24 @@ if test -z "$ac_cpp_err"; then
   ac_cv_header_dbmalloc_h=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   ac_cv_header_dbmalloc_h=no
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:17585: result: $ac_cv_header_dbmalloc_h" >&5
+echo "$as_me:18638: result: $ac_cv_header_dbmalloc_h" >&5
 echo "${ECHO_T}$ac_cv_header_dbmalloc_h" >&6
-if test $ac_cv_header_dbmalloc_h = yes; then
+if test "$ac_cv_header_dbmalloc_h" = yes; then
 
-echo "$as_me:17589: checking for debug_malloc in -ldbmalloc" >&5
+echo "$as_me:18642: checking for debug_malloc in -ldbmalloc" >&5
 echo $ECHO_N "checking for debug_malloc in -ldbmalloc... $ECHO_C" >&6
 if test "${ac_cv_lib_dbmalloc_debug_malloc+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldbmalloc  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 17597 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 18650 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -17612,30 +18665,30 @@ debug_malloc ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:17616: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18669: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17619: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:17622: \"$ac_try\"") >&5
+  echo "$as_me:18672: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18675: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17625: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18678: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_dbmalloc_debug_malloc=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_dbmalloc_debug_malloc=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:17636: result: $ac_cv_lib_dbmalloc_debug_malloc" >&5
+echo "$as_me:18689: result: $ac_cv_lib_dbmalloc_debug_malloc" >&5
 echo "${ECHO_T}$ac_cv_lib_dbmalloc_debug_malloc" >&6
-if test $ac_cv_lib_dbmalloc_debug_malloc = yes; then
+if test "$ac_cv_lib_dbmalloc_debug_malloc" = yes; then
   cat >>confdefs.h <<EOF
 #define HAVE_LIBDBMALLOC 1
 EOF
@@ -17648,27 +18701,32 @@ fi
 
 fi
 
-echo "$as_me:17651: checking if you want to use valgrind for testing" >&5
+echo "$as_me:18704: checking if you want to use valgrind for testing" >&5
 echo $ECHO_N "checking if you want to use valgrind for testing... $ECHO_C" >&6
 
 # Check whether --with-valgrind or --without-valgrind was given.
 if test "${with_valgrind+set}" = set; then
   withval="$with_valgrind"
+  case "x$withval" in
+	(x|xno) ;;
+	(*)
+		: "${with_cflags:=-g}"
+		: "${enable_leaks:=no}"
+		with_valgrind=yes
 
 cat >>confdefs.h <<EOF
 #define USE_VALGRIND 1
 EOF
 
-	: ${with_cflags:=-g}
-	: ${with_no_leaks:=yes}
-	 with_valgrind=yes
+		;;
+	esac
 else
   with_valgrind=
 fi;
-echo "$as_me:17668: result: ${with_valgrind:-no}" >&5
+echo "$as_me:18726: result: ${with_valgrind:-no}" >&5
 echo "${ECHO_T}${with_valgrind:-no}" >&6
 
-case .$with_cflags in
+case ".$with_cflags" in
 (.*-g*)
 	case .$CFLAGS in
 	(.*-g*)
@@ -17682,19 +18740,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -g
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -17713,7 +18771,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -17743,7 +18801,7 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
 
 	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 		&& test -z "${cf_tst_cflags}" \
@@ -17778,20 +18836,21 @@ fi
 	;;
 esac
 
-echo "$as_me:17781: checking if you want to perform memory-leak testing" >&5
+echo "$as_me:18839: checking if you want to perform memory-leak testing" >&5
 echo $ECHO_N "checking if you want to perform memory-leak testing... $ECHO_C" >&6
 
 # Check whether --enable-leaks or --disable-leaks was given.
 if test "${enable_leaks+set}" = set; then
   enableval="$enable_leaks"
-  if test "x$enableval" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi
+  enable_leaks=$enableval
 else
-  : ${with_no_leaks:=no}
+  enable_leaks=yes
 fi;
-echo "$as_me:17791: result: $with_no_leaks" >&5
+if test "x$enable_leaks" = xno; then with_no_leaks=yes; else with_no_leaks=no; fi
+echo "$as_me:18850: result: $with_no_leaks" >&5
 echo "${ECHO_T}$with_no_leaks" >&6
 
-if test "$with_no_leaks" = yes ; then
+if test "$enable_leaks" = no ; then
 
 cat >>confdefs.h <<\EOF
 #define NO_LEAKS 1
@@ -17840,7 +18899,7 @@ case "$CFLAGS $CPPFLAGS" in
 	;;
 esac
 
-echo "$as_me:17843: checking whether to add trace feature to all models" >&5
+echo "$as_me:18902: checking whether to add trace feature to all models" >&5
 echo $ECHO_N "checking whether to add trace feature to all models... $ECHO_C" >&6
 
 # Check whether --with-trace or --without-trace was given.
@@ -17850,7 +18909,7 @@ if test "${with_trace+set}" = set; then
 else
   cf_with_trace=$cf_all_traces
 fi;
-echo "$as_me:17853: result: $cf_with_trace" >&5
+echo "$as_me:18912: result: $cf_with_trace" >&5
 echo "${ECHO_T}$cf_with_trace" >&6
 
 if test "x$cf_with_trace" = xyes ; then
@@ -17864,19 +18923,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in -DTRACE
 do
-case $cf_fix_cppflags in
+case "$cf_fix_cppflags" in
 (no)
-	case $cf_add_cflags in
+	case "$cf_add_cflags" in
 	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
+		case "$cf_add_cflags" in
 		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
 
 			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
 				&& test -z "${cf_tst_cflags}" \
 				&& cf_fix_cppflags=yes
 
-			if test $cf_fix_cppflags = yes ; then
+			if test "$cf_fix_cppflags" = yes ; then
 
 	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
 	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
@@ -17895,7 +18954,7 @@ case $cf_fix_cppflags in
 		(*$cf_add_cflags)
 			;;
 		(*)
-			case $cf_add_cflags in
+			case "$cf_add_cflags" in
 			(-D*)
 				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
 
@@ -17903,173 +18962,666 @@ CPPFLAGS=`echo "$CPPFLAGS" | \
 	sed	-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?[ 	]/ /g' \
 		-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?$//g'`
 
-				;;
-			esac
+				;;
+			esac
+
+	test -n "$cf_new_cppflags" && cf_new_cppflags="$cf_new_cppflags "
+	cf_new_cppflags="${cf_new_cppflags}$cf_add_cflags"
+
+			;;
+		esac
+		;;
+	(*)
+
+	test -n "$cf_new_cflags" && cf_new_cflags="$cf_new_cflags "
+	cf_new_cflags="${cf_new_cflags}$cf_add_cflags"
+
+		;;
+	esac
+	;;
+(yes)
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
+
+	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
+		&& test -z "${cf_tst_cflags}" \
+		&& cf_fix_cppflags=no
+	;;
+esac
+done
+
+if test -n "$cf_new_cflags" ; then
+
+	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
+	CFLAGS="${CFLAGS}$cf_new_cflags"
+
+fi
+
+if test -n "$cf_new_cppflags" ; then
+
+	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
+
+fi
+
+if test -n "$cf_new_extra_cppflags" ; then
+
+	test -n "$EXTRA_CPPFLAGS" && EXTRA_CPPFLAGS="$EXTRA_CPPFLAGS "
+	EXTRA_CPPFLAGS="${EXTRA_CPPFLAGS}$cf_new_extra_cppflags"
+
+fi
+
+cat >>confdefs.h <<\EOF
+#define HAVE__TRACEF 1
+EOF
+
+else
+	LIB_TRACING=DEBUG
+	ADA_TRACE=FALSE
+fi
+
+echo "$as_me:19026: checking if we want to use GNAT projects" >&5
+echo $ECHO_N "checking if we want to use GNAT projects... $ECHO_C" >&6
+
+# Check whether --enable-gnat-projects or --disable-gnat-projects was given.
+if test "${enable_gnat_projects+set}" = set; then
+  enableval="$enable_gnat_projects"
+  test "$enableval" != no && enableval=yes
+	if test "$enableval" != "yes" ; then
+    enable_gnat_projects=no
+	else
+		enable_gnat_projects=yes
+	fi
+else
+  enableval=yes
+	enable_gnat_projects=yes
+
+fi;
+echo "$as_me:19043: result: $enable_gnat_projects" >&5
+echo "${ECHO_T}$enable_gnat_projects" >&6
+
+###	Checks for libraries.
+case "$cf_cv_system_name" in
+(*mingw32*|*mingw64*)
+	# Note: WINVER may be a problem with Windows 10
+	if test "x$with_exp_win32" = xyes ; then
+		CPPFLAGS="$CPPFLAGS -DWINVER=0x0600 -DWIN32_LEAN_AND_MEAN"
+	else
+		CPPFLAGS="$CPPFLAGS -DWINVER=0x0501 -DWIN32_LEAN_AND_MEAN"
+	fi
+
+echo "$as_me:19056: checking if ssp library is needed" >&5
+echo $ECHO_N "checking if ssp library is needed... $ECHO_C" >&6
+if test "${cf_cv_need_libssp+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19063 "configure"
+#include "confdefs.h"
+
+#include <sys/types.h>
+#include <dirent.h>
+
+int
+main (void)
+{
+
+       DIR *dp = opendir(".");
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19080: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:19083: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19086: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:19089: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_need_libssp=no
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+
+	cf_save_LIBS="$LIBS"
+	LIBS="$LIBS -lssp"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 19099 "configure"
+#include "confdefs.h"
+
+#include <sys/types.h>
+#include <dirent.h>
+
+int
+main (void)
+{
+
+		   DIR *dp = opendir(".");
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19116: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:19119: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19122: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:19125: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_need_libssp=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_need_libssp=maybe
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+	LIBS="$cf_save_LIBS"
+
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:19139: result: $cf_cv_need_libssp" >&5
+echo "${ECHO_T}$cf_cv_need_libssp" >&6
+
+if test "x$cf_cv_need_libssp" = xyes
+then
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -lssp; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+fi
+
+	;;
+(*)
+	;;
+esac
+
+echo "$as_me:19168: checking if -lm needed for math functions" >&5
+echo $ECHO_N "checking if -lm needed for math functions... $ECHO_C" >&6
+if test "${cf_cv_need_libm+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 19175 "configure"
+#include "confdefs.h"
+
+		#include <stdio.h>
+		#include <stdlib.h>
+		#include <math.h>
+
+int
+main (void)
+{
+double x = rand(); printf("result = %g\\n", pow(sin(x),x))
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19191: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:19194: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19197: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:19200: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_need_libm=no
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_need_libm=yes
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:19210: result: $cf_cv_need_libm" >&5
+echo "${ECHO_T}$cf_cv_need_libm" >&6
+
+if test "$cf_cv_need_libm" = yes
+then
 
-	test -n "$cf_new_cppflags" && cf_new_cppflags="$cf_new_cppflags "
-	cf_new_cppflags="${cf_new_cppflags}$cf_add_cflags"
+	cf_save_LIBS="$LIBS"
+	LIBS="$LIBS -lm"
+	echo "$as_me:19218: checking if -lm is available for math functions" >&5
+echo $ECHO_N "checking if -lm is available for math functions... $ECHO_C" >&6
+if test "${cf_cv_have_libm+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
 
-			;;
-		esac
-		;;
-	(*)
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 19225 "configure"
+#include "confdefs.h"
 
-	test -n "$cf_new_cflags" && cf_new_cflags="$cf_new_cflags "
-	cf_new_cflags="${cf_new_cflags}$cf_add_cflags"
+		#include <stdio.h>
+		#include <stdlib.h>
+		#include <math.h>
 
-		;;
-	esac
-	;;
-(yes)
+int
+main (void)
+{
+double x = rand(); printf("result = %g\\n", pow(sin(x),x))
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19241: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:19244: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19247: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:19250: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_have_libm=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_have_libm=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:19260: result: $cf_cv_have_libm" >&5
+echo "${ECHO_T}$cf_cv_have_libm" >&6
+	LIBS="$cf_save_LIBS"
 
-	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
-	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+	if test "$cf_cv_have_libm" = yes
+	then
+		MATH_LIB=-lm
+	fi
+else
+	cf_cv_have_libm=yes
+fi
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+if test "$cf_cv_have_libm" = yes
+then
 
-	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
-		&& test -z "${cf_tst_cflags}" \
-		&& cf_fix_cppflags=no
-	;;
-esac
-done
+cat >>confdefs.h <<\EOF
+#define HAVE_MATH_FUNCS 1
+EOF
 
-if test -n "$cf_new_cflags" ; then
+fi
 
-	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
-	CFLAGS="${CFLAGS}$cf_new_cflags"
+###	Checks for header files.
+echo "$as_me:19282: checking whether time.h and sys/time.h may both be included" >&5
+echo $ECHO_N "checking whether time.h and sys/time.h may both be included... $ECHO_C" >&6
+if test "${ac_cv_header_time+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 19288 "configure"
+#include "confdefs.h"
+#include <sys/types.h>
+#include <sys/time.h>
+#include <time.h>
 
+int
+main (void)
+{
+if ((struct tm *) 0)
+return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19304: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:19307: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19310: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:19313: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_header_time=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_header_time=no
 fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+echo "$as_me:19323: result: $ac_cv_header_time" >&5
+echo "${ECHO_T}$ac_cv_header_time" >&6
+if test $ac_cv_header_time = yes; then
 
-if test -n "$cf_new_cppflags" ; then
-
-	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
-	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
+cat >>confdefs.h <<\EOF
+#define TIME_WITH_SYS_TIME 1
+EOF
 
 fi
 
-if test -n "$cf_new_extra_cppflags" ; then
-
-	test -n "$EXTRA_CPPFLAGS" && EXTRA_CPPFLAGS="$EXTRA_CPPFLAGS "
-	EXTRA_CPPFLAGS="${EXTRA_CPPFLAGS}$cf_new_extra_cppflags"
+cf_regex_func=no
+cf_regex_libs=
+case "$host_os" in
+(mingw*)
+	# -lsystre -ltre -lintl -liconv
+	echo "$as_me:19338: checking for regcomp in -lsystre" >&5
+echo $ECHO_N "checking for regcomp in -lsystre... $ECHO_C" >&6
+if test "${ac_cv_lib_systre_regcomp+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lsystre  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19346 "configure"
+#include "confdefs.h"
 
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char regcomp ();
+int
+main (void)
+{
+regcomp ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19365: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:19368: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19371: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:19374: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_systre_regcomp=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_systre_regcomp=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
 fi
+echo "$as_me:19385: result: $ac_cv_lib_systre_regcomp" >&5
+echo "${ECHO_T}$ac_cv_lib_systre_regcomp" >&6
+if test "$ac_cv_lib_systre_regcomp" = yes; then
 
-cat >>confdefs.h <<\EOF
-#define HAVE__TRACEF 1
-EOF
+		echo "$as_me:19389: checking for libiconv_open in -liconv" >&5
+echo $ECHO_N "checking for libiconv_open in -liconv... $ECHO_C" >&6
+if test "${ac_cv_lib_iconv_libiconv_open+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-liconv  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19397 "configure"
+#include "confdefs.h"
 
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char libiconv_open ();
+int
+main (void)
+{
+libiconv_open ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19416: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:19419: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19422: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:19425: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_iconv_libiconv_open=yes
 else
-	LIB_TRACING=DEBUG
-	ADA_TRACE=FALSE
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_iconv_libiconv_open=no
 fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:19436: result: $ac_cv_lib_iconv_libiconv_open" >&5
+echo "${ECHO_T}$ac_cv_lib_iconv_libiconv_open" >&6
+if test "$ac_cv_lib_iconv_libiconv_open" = yes; then
 
-echo "$as_me:17967: checking if we want to use GNAT projects" >&5
-echo $ECHO_N "checking if we want to use GNAT projects... $ECHO_C" >&6
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -liconv; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
 
-# Check whether --enable-gnat-projects or --disable-gnat-projects was given.
-if test "${enable_gnat_projects+set}" = set; then
-  enableval="$enable_gnat_projects"
-  test "$enableval" != no && enableval=yes
-	if test "$enableval" != "yes" ; then
-    enable_gnat_projects=no
-	else
-		enable_gnat_projects=yes
-	fi
+fi
+
+		echo "$as_me:19458: checking for libintl_gettext in -lintl" >&5
+echo $ECHO_N "checking for libintl_gettext in -lintl... $ECHO_C" >&6
+if test "${ac_cv_lib_intl_libintl_gettext+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  enableval=yes
-	enable_gnat_projects=yes
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lintl  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19466 "configure"
+#include "confdefs.h"
 
-fi;
-echo "$as_me:17984: result: $enable_gnat_projects" >&5
-echo "${ECHO_T}$enable_gnat_projects" >&6
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char libintl_gettext ();
+int
+main (void)
+{
+libintl_gettext ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19485: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:19488: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19491: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:19494: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_intl_libintl_gettext=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_intl_libintl_gettext=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:19505: result: $ac_cv_lib_intl_libintl_gettext" >&5
+echo "${ECHO_T}$ac_cv_lib_intl_libintl_gettext" >&6
+if test "$ac_cv_lib_intl_libintl_gettext" = yes; then
 
-###	Checks for libraries.
-case $cf_cv_system_name in
-(*mingw32*|*mingw64*)
-	if test "x$with_exp_win32" = xyes ; then
-	CPPFLAGS="$CPPFLAGS -DWINVER=0x0600 -DWIN32_LEAN_AND_MEAN"
-	else
-	CPPFLAGS="$CPPFLAGS -DWINVER=0x0501 -DWIN32_LEAN_AND_MEAN"
-	fi
-	# Note: WINVER may be a problem with Windows 10
-	;;
-(*)
-echo "$as_me:17998: checking for gettimeofday" >&5
-echo $ECHO_N "checking for gettimeofday... $ECHO_C" >&6
-if test "${ac_cv_func_gettimeofday+set}" = set; then
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -lintl; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+fi
+
+		echo "$as_me:19527: checking for tre_regcomp in -ltre" >&5
+echo $ECHO_N "checking for tre_regcomp in -ltre... $ECHO_C" >&6
+if test "${ac_cv_lib_tre_tre_regcomp+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 18004 "configure"
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-ltre  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19535 "configure"
 #include "confdefs.h"
-#define gettimeofday autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef gettimeofday
 
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
-char gettimeofday (void);
-
+char tre_regcomp ();
 int
 main (void)
 {
-
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_gettimeofday) || defined (__stub___gettimeofday)
-#error found stub for gettimeofday
-#endif
-
-	return gettimeofday ();
+tre_regcomp ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18035: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19554: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18038: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18041: \"$ac_try\"") >&5
+  echo "$as_me:19557: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19560: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18044: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_gettimeofday=yes
+  echo "$as_me:19563: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_tre_tre_regcomp=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_gettimeofday=no
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_tre_tre_regcomp=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:18054: result: $ac_cv_func_gettimeofday" >&5
-echo "${ECHO_T}$ac_cv_func_gettimeofday" >&6
-if test $ac_cv_func_gettimeofday = yes; then
+echo "$as_me:19574: result: $ac_cv_lib_tre_tre_regcomp" >&5
+echo "${ECHO_T}$ac_cv_lib_tre_tre_regcomp" >&6
+if test "$ac_cv_lib_tre_tre_regcomp" = yes; then
 
-cat >>confdefs.h <<\EOF
-#define HAVE_GETTIMEOFDAY 1
-EOF
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -ltre; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+fi
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -lsystre; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+		cf_regex_func=regcomp
 
 else
 
-echo "$as_me:18064: checking for gettimeofday in -lbsd" >&5
-echo $ECHO_N "checking for gettimeofday in -lbsd... $ECHO_C" >&6
-if test "${ac_cv_lib_bsd_gettimeofday+set}" = set; then
+		echo "$as_me:19616: checking for regcomp in -lgnurx" >&5
+echo $ECHO_N "checking for regcomp in -lgnurx... $ECHO_C" >&6
+if test "${ac_cv_lib_gnurx_regcomp+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-lbsd  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18072 "configure"
+LIBS="-lgnurx  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19624 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -18078,48 +19630,44 @@ extern "C"
 #endif
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
-char gettimeofday ();
+char regcomp ();
 int
 main (void)
 {
-gettimeofday ();
+regcomp ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18091: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19643: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18094: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18097: \"$ac_try\"") >&5
+  echo "$as_me:19646: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19649: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18100: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_bsd_gettimeofday=yes
+  echo "$as_me:19652: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_gnurx_regcomp=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_bsd_gettimeofday=no
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_gnurx_regcomp=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:18111: result: $ac_cv_lib_bsd_gettimeofday" >&5
-echo "${ECHO_T}$ac_cv_lib_bsd_gettimeofday" >&6
-if test $ac_cv_lib_bsd_gettimeofday = yes; then
-
-cat >>confdefs.h <<\EOF
-#define HAVE_GETTIMEOFDAY 1
-EOF
+echo "$as_me:19663: result: $ac_cv_lib_gnurx_regcomp" >&5
+echo "${ECHO_T}$ac_cv_lib_gnurx_regcomp" >&6
+if test "$ac_cv_lib_gnurx_regcomp" = yes; then
 
 cf_add_libs="$LIBS"
 # reverse order
 cf_add_0lib=
-for cf_add_1lib in -lbsd; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+for cf_add_1lib in -lgnurx; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
 # filter duplicates
 for cf_add_1lib in $cf_add_0lib; do
 	for cf_add_2lib in $cf_add_libs; do
@@ -18132,265 +19680,229 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
+			cf_regex_func=regcomp
 fi
 
 fi
-	;;
-esac
 
-echo "$as_me:18141: checking if -lm needed for math functions" >&5
-echo $ECHO_N "checking if -lm needed for math functions... $ECHO_C" >&6
-if test "${cf_cv_need_libm+set}" = set; then
+	;;
+(*)
+	cf_regex_libs="regex re"
+	echo "$as_me:19691: checking for regcomp" >&5
+echo $ECHO_N "checking for regcomp... $ECHO_C" >&6
+if test "${ac_cv_func_regcomp+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-
-	cat >conftest.$ac_ext <<_ACEOF
-#line 18148 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 19697 "configure"
 #include "confdefs.h"
+#define regcomp autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef regcomp
+
+#ifdef __cplusplus
+extern "C"
+#endif
 
-	#include <stdio.h>
-	#include <stdlib.h>
-	#include <math.h>
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char regcomp (void);
 
 int
 main (void)
 {
-double x = rand(); printf("result = %g\n", pow(sin(x),x))
+
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_regcomp) || defined (__stub___regcomp)
+#error found stub for regcomp
+#endif
+
+	return regcomp ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18164: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19728: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18167: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18170: \"$ac_try\"") >&5
+  echo "$as_me:19731: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19734: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18173: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_need_libm=no
+  echo "$as_me:19737: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_regcomp=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_need_libm=yes
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:18183: result: $cf_cv_need_libm" >&5
-echo "${ECHO_T}$cf_cv_need_libm" >&6
-if test "$cf_cv_need_libm" = yes
-then
-MATH_LIB=-lm
+cat "conftest.$ac_ext" >&5
+ac_cv_func_regcomp=no
 fi
-
-###	Checks for header files.
-echo "$as_me:18191: checking for ANSI C header files" >&5
-echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
-if test "${ac_cv_header_stdc+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 18197 "configure"
-#include "confdefs.h"
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <float.h>
-
-_ACEOF
-if { (eval echo "$as_me:18205: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:18211: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-if test -z "$ac_cpp_err"; then
-  ac_cv_header_stdc=yes
+echo "$as_me:19747: result: $ac_cv_func_regcomp" >&5
+echo "${ECHO_T}$ac_cv_func_regcomp" >&6
+if test "$ac_cv_func_regcomp" = yes; then
+  cf_regex_func=regcomp
 else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_stdc=no
-fi
-rm -f conftest.err conftest.$ac_ext
-
-if test $ac_cv_header_stdc = yes; then
-  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 18233 "configure"
-#include "confdefs.h"
-#include <string.h>
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "memchr" >/dev/null 2>&1; then
-  :
+		for cf_regex_lib in $cf_regex_libs
+		do
+			as_ac_Lib=`echo "ac_cv_lib_$cf_regex_lib''_regcomp" | $as_tr_sh`
+echo "$as_me:19756: checking for regcomp in -l$cf_regex_lib" >&5
+echo $ECHO_N "checking for regcomp in -l$cf_regex_lib... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Lib+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_cv_header_stdc=no
-fi
-rm -rf conftest*
-
-fi
-
-if test $ac_cv_header_stdc = yes; then
-  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 18251 "configure"
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-l$cf_regex_lib  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19764 "configure"
 #include "confdefs.h"
-#include <stdlib.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "free" >/dev/null 2>&1; then
-  :
-else
-  ac_cv_header_stdc=no
-fi
-rm -rf conftest*
 
-fi
-
-if test $ac_cv_header_stdc = yes; then
-  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-  if test "$cross_compiling" = yes; then
-  :
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 18272 "configure"
-#include "confdefs.h"
-#include <ctype.h>
-#if ((' ' & 0x0FF) == 0x020)
-# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
-# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
-#else
-# define ISLOWER(c) (('a' <= (c) && (c) <= 'i') \
-                     || ('j' <= (c) && (c) <= 'r') \
-                     || ('s' <= (c) && (c) <= 'z'))
-# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
 #endif
-
-#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char regcomp ();
 int
 main (void)
 {
-  int i;
-  for (i = 0; i < 256; i++)
-    if (XOR (islower (i), ISLOWER (i))
-        || toupper (i) != TOUPPER (i))
-      $ac_main_return(2);
-  $ac_main_return (0);
+regcomp ();
+  ;
+  return 0;
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:18298: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19783: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18301: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:18303: \"$ac_try\"") >&5
+  echo "$as_me:19786: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19789: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18306: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  :
+  echo "$as_me:19792: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  eval "$as_ac_Lib=yes"
 else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_header_stdc=no
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+eval "$as_ac_Lib=no"
 fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
 fi
+echo "$as_me:19803: result: `eval echo '${'"$as_ac_Lib"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Lib"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Lib"'}'`" = yes; then
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -l$cf_regex_lib; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+					cf_regex_func=regcomp
+					break
 fi
-echo "$as_me:18319: result: $ac_cv_header_stdc" >&5
-echo "${ECHO_T}$ac_cv_header_stdc" >&6
-if test $ac_cv_header_stdc = yes; then
 
-cat >>confdefs.h <<\EOF
-#define STDC_HEADERS 1
-EOF
+		done
 
 fi
 
-ac_header_dirent=no
-for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do
-  as_ac_Header=`echo "ac_cv_header_dirent_$ac_hdr" | $as_tr_sh`
-echo "$as_me:18332: checking for $ac_hdr that defines DIR" >&5
-echo $ECHO_N "checking for $ac_hdr that defines DIR... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
+	;;
+esac
+
+if test "$cf_regex_func" = no ; then
+	echo "$as_me:19835: checking for compile" >&5
+echo $ECHO_N "checking for compile... $ECHO_C" >&6
+if test "${ac_cv_func_compile+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 18338 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 19841 "configure"
 #include "confdefs.h"
-#include <sys/types.h>
-#include <$ac_hdr>
+#define compile autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef compile
+
+#ifdef __cplusplus
+extern "C"
+#endif
+
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char compile (void);
 
 int
 main (void)
 {
-if ((DIR *) 0)
-return 0;
+
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_compile) || defined (__stub___compile)
+#error found stub for compile
+#endif
+
+	return compile ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18353: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19872: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18356: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18359: \"$ac_try\"") >&5
+  echo "$as_me:19875: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19878: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18362: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_Header=yes"
+  echo "$as_me:19881: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_compile=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_Header=no"
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+cat "conftest.$ac_ext" >&5
+ac_cv_func_compile=no
 fi
-echo "$as_me:18372: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_hdr" | $as_tr_cpp` 1
-EOF
-
-ac_header_dirent=$ac_hdr; break
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
+echo "$as_me:19891: result: $ac_cv_func_compile" >&5
+echo "${ECHO_T}$ac_cv_func_compile" >&6
+if test "$ac_cv_func_compile" = yes; then
+  cf_regex_func=compile
+else
 
-done
-# Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
-if test $ac_header_dirent = dirent.h; then
-  echo "$as_me:18385: checking for opendir in -ldir" >&5
-echo $ECHO_N "checking for opendir in -ldir... $ECHO_C" >&6
-if test "${ac_cv_lib_dir_opendir+set}" = set; then
+		echo "$as_me:19897: checking for compile in -lgen" >&5
+echo $ECHO_N "checking for compile in -lgen... $ECHO_C" >&6
+if test "${ac_cv_lib_gen_compile+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldir  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18393 "configure"
+LIBS="-lgen  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19905 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -18399,1177 +19911,1375 @@ extern "C"
 #endif
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
-char opendir ();
+char compile ();
 int
 main (void)
 {
-opendir ();
+compile ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18412: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19924: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18415: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18418: \"$ac_try\"") >&5
+  echo "$as_me:19927: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19930: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18421: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_dir_opendir=yes
+  echo "$as_me:19933: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_gen_compile=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_dir_opendir=no
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_gen_compile=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:18432: result: $ac_cv_lib_dir_opendir" >&5
-echo "${ECHO_T}$ac_cv_lib_dir_opendir" >&6
-if test $ac_cv_lib_dir_opendir = yes; then
-  LIBS="$LIBS -ldir"
+echo "$as_me:19944: result: $ac_cv_lib_gen_compile" >&5
+echo "${ECHO_T}$ac_cv_lib_gen_compile" >&6
+if test "$ac_cv_lib_gen_compile" = yes; then
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -lgen; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+				cf_regex_func=compile
 fi
 
-else
-  echo "$as_me:18439: checking for opendir in -lx" >&5
-echo $ECHO_N "checking for opendir in -lx... $ECHO_C" >&6
-if test "${ac_cv_lib_x_opendir+set}" = set; then
+fi
+
+fi
+
+if test "$cf_regex_func" = no ; then
+	{ echo "$as_me:19972: WARNING: cannot find regular expression library" >&5
+echo "$as_me: WARNING: cannot find regular expression library" >&2;}
+fi
+
+echo "$as_me:19976: checking for regular-expression headers" >&5
+echo $ECHO_N "checking for regular-expression headers... $ECHO_C" >&6
+if test "${cf_cv_regex_hdrs+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lx  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18447 "configure"
+
+cf_cv_regex_hdrs=no
+case "$cf_regex_func" in
+(compile)
+	for cf_regex_hdr in regexp.h regexpr.h
+	do
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 19988 "configure"
 #include "confdefs.h"
+#include <$cf_regex_hdr>
+int
+main (void)
+{
 
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char opendir ();
+			char *p = compile("", "", "", 0);
+			int x = step("", "");
+			(void)p;
+			(void)x;
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20005: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:20008: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20011: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:20014: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+
+			cf_cv_regex_hdrs=$cf_regex_hdr
+			break
+
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+	done
+	;;
+(*)
+	for cf_regex_hdr in regex.h
+	do
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 20031 "configure"
+#include "confdefs.h"
+#include <sys/types.h>
+#include <$cf_regex_hdr>
 int
 main (void)
 {
-opendir ();
+
+			regex_t *p = 0;
+			int x = regcomp(p, "", 0);
+			int y = regexec(p, "", 0, 0, 0);
+			(void)x;
+			(void)y;
+			regfree(p);
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18466: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:18469: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18472: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20051: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:20054: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20057: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:20060: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+
+			cf_cv_regex_hdrs=$cf_regex_hdr
+			break
+
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+	done
+	;;
+esac
+
+fi
+echo "$as_me:20076: result: $cf_cv_regex_hdrs" >&5
+echo "${ECHO_T}$cf_cv_regex_hdrs" >&6
+
+case "$cf_cv_regex_hdrs" in
+	(no)		{ echo "$as_me:20080: WARNING: no regular expression header found" >&5
+echo "$as_me: WARNING: no regular expression header found" >&2;} ;;
+	(regex.h)
+cat >>confdefs.h <<\EOF
+#define HAVE_REGEX_H_FUNCS 1
+EOF
+ ;;
+	(regexp.h)
+cat >>confdefs.h <<\EOF
+#define HAVE_REGEXP_H_FUNCS 1
+EOF
+ ;;
+	(regexpr.h)
+cat >>confdefs.h <<\EOF
+#define HAVE_REGEXPR_H_FUNCS 1
+EOF
+ ;;
+esac
+
+for ac_header in \
+fcntl.h \
+getopt.h \
+limits.h \
+locale.h \
+math.h \
+poll.h \
+sys/auxv.h \
+sys/ioctl.h \
+sys/param.h \
+sys/poll.h \
+sys/select.h \
+sys/time.h \
+sys/times.h \
+unistd.h \
+wctype.h \
+
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:20118: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20124 "configure"
+#include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:20128: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:20134: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  eval "$as_ac_Header=no"
+fi
+rm -f conftest.err "conftest.$ac_ext"
+fi
+echo "$as_me:20153: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
+for ac_header in unistd.h getopt.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:20166: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20172 "configure"
+#include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:20176: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  echo "$as_me:18475: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_x_opendir=yes
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:20182: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
 else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_x_opendir=no
+  ac_cpp_err=yes
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+if test -z "$ac_cpp_err"; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  eval "$as_ac_Header=no"
 fi
-echo "$as_me:18486: result: $ac_cv_lib_x_opendir" >&5
-echo "${ECHO_T}$ac_cv_lib_x_opendir" >&6
-if test $ac_cv_lib_x_opendir = yes; then
-  LIBS="$LIBS -lx"
+rm -f conftest.err "conftest.$ac_ext"
 fi
+echo "$as_me:20201: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+EOF
 
 fi
+done
 
-echo "$as_me:18494: checking whether time.h and sys/time.h may both be included" >&5
-echo $ECHO_N "checking whether time.h and sys/time.h may both be included... $ECHO_C" >&6
-if test "${ac_cv_header_time+set}" = set; then
+echo "$as_me:20211: checking for header declaring getopt variables" >&5
+echo $ECHO_N "checking for header declaring getopt variables... $ECHO_C" >&6
+if test "${cf_cv_getopt_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 18500 "configure"
+
+cf_cv_getopt_header=none
+for cf_header in stdio.h stdlib.h unistd.h getopt.h
+do
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 20221 "configure"
 #include "confdefs.h"
-#include <sys/types.h>
-#include <sys/time.h>
-#include <time.h>
 
+#include <$cf_header>
 int
 main (void)
 {
-if ((struct tm *) 0)
-return 0;
+int x = optind; char *y = optarg; (void)x; (void)y
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18516: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:20234: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18519: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18522: \"$ac_try\"") >&5
+  echo "$as_me:20237: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:20240: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18525: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_header_time=yes
+  echo "$as_me:20243: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_getopt_header=$cf_header
+ break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_header_time=no
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+done
+
 fi
-echo "$as_me:18535: result: $ac_cv_header_time" >&5
-echo "${ECHO_T}$ac_cv_header_time" >&6
-if test $ac_cv_header_time = yes; then
+echo "$as_me:20255: result: $cf_cv_getopt_header" >&5
+echo "${ECHO_T}$cf_cv_getopt_header" >&6
+if test "$cf_cv_getopt_header" != none ; then
 
 cat >>confdefs.h <<\EOF
-#define TIME_WITH_SYS_TIME 1
+#define HAVE_GETOPT_HEADER 1
 EOF
 
 fi
+if test "$cf_cv_getopt_header" = getopt.h ; then
 
-cf_regex_func=no
-cf_regex_libs=
-case $host_os in
-(mingw*)
-	# -lsystre -ltre -lintl -liconv
-	echo "$as_me:18550: checking for regcomp in -lsystre" >&5
-echo $ECHO_N "checking for regcomp in -lsystre... $ECHO_C" >&6
-if test "${ac_cv_lib_systre_regcomp+set}" = set; then
+cat >>confdefs.h <<\EOF
+#define NEED_GETOPT_H 1
+EOF
+
+fi
+
+echo "$as_me:20272: checking if external environ is declared" >&5
+echo $ECHO_N "checking if external environ is declared... $ECHO_C" >&6
+if test "${cf_cv_dcl_environ+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lsystre  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18558 "configure"
+
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 20279 "configure"
 #include "confdefs.h"
 
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char regcomp ();
+$ac_includes_default
 int
 main (void)
 {
-regcomp ();
+void* x = (void*) environ; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18577: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:20292: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18580: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18583: \"$ac_try\"") >&5
+  echo "$as_me:20295: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:20298: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18586: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_systre_regcomp=yes
+  echo "$as_me:20301: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_dcl_environ=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_systre_regcomp=no
+cat "conftest.$ac_ext" >&5
+cf_cv_dcl_environ=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+
 fi
-echo "$as_me:18597: result: $ac_cv_lib_systre_regcomp" >&5
-echo "${ECHO_T}$ac_cv_lib_systre_regcomp" >&6
-if test $ac_cv_lib_systre_regcomp = yes; then
+echo "$as_me:20312: result: $cf_cv_dcl_environ" >&5
+echo "${ECHO_T}$cf_cv_dcl_environ" >&6
 
-		echo "$as_me:18601: checking for libiconv_open in -liconv" >&5
-echo $ECHO_N "checking for libiconv_open in -liconv... $ECHO_C" >&6
-if test "${ac_cv_lib_iconv_libiconv_open+set}" = set; then
+if test "$cf_cv_dcl_environ" = no ; then
+
+cf_result=`echo "decl_environ" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
+
+    cat >>confdefs.h <<EOF
+#define $cf_result 1
+EOF
+
+fi
+
+# It's possible (for near-UNIX clones) that the data doesn't exist
+
+echo "$as_me:20327: checking if external environ exists" >&5
+echo $ECHO_N "checking if external environ exists... $ECHO_C" >&6
+if test "${cf_cv_have_environ+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-liconv  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18609 "configure"
+
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 20334 "configure"
 #include "confdefs.h"
 
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char libiconv_open ();
+#undef environ
+extern int environ;
+
 int
 main (void)
 {
-libiconv_open ();
+environ = 2
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18628: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20349: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18631: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18634: \"$ac_try\"") >&5
+  echo "$as_me:20352: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20355: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18637: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_iconv_libiconv_open=yes
+  echo "$as_me:20358: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_have_environ=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_iconv_libiconv_open=no
+cat "conftest.$ac_ext" >&5
+cf_cv_have_environ=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+
 fi
-echo "$as_me:18648: result: $ac_cv_lib_iconv_libiconv_open" >&5
-echo "${ECHO_T}$ac_cv_lib_iconv_libiconv_open" >&6
-if test $ac_cv_lib_iconv_libiconv_open = yes; then
+echo "$as_me:20369: result: $cf_cv_have_environ" >&5
+echo "${ECHO_T}$cf_cv_have_environ" >&6
 
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -liconv; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-LIBS="$cf_add_libs"
+if test "$cf_cv_have_environ" = yes ; then
+
+cf_result=`echo "have_environ" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
+
+	cat >>confdefs.h <<EOF
+#define $cf_result 1
+EOF
 
 fi
 
-		echo "$as_me:18670: checking for libintl_gettext in -lintl" >&5
-echo $ECHO_N "checking for libintl_gettext in -lintl... $ECHO_C" >&6
-if test "${ac_cv_lib_intl_libintl_gettext+set}" = set; then
+echo "$as_me:20382: checking for getenv" >&5
+echo $ECHO_N "checking for getenv... $ECHO_C" >&6
+if test "${ac_cv_func_getenv+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lintl  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18678 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20388 "configure"
 #include "confdefs.h"
+#define getenv autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef getenv
 
-/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
-char libintl_gettext ();
+char getenv (void);
+
 int
 main (void)
 {
-libintl_gettext ();
+
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_getenv) || defined (__stub___getenv)
+#error found stub for getenv
+#endif
+
+	return getenv ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18697: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20419: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18700: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18703: \"$ac_try\"") >&5
+  echo "$as_me:20422: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20425: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18706: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_intl_libintl_gettext=yes
+  echo "$as_me:20428: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_getenv=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_intl_libintl_gettext=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+cat "conftest.$ac_ext" >&5
+ac_cv_func_getenv=no
 fi
-echo "$as_me:18717: result: $ac_cv_lib_intl_libintl_gettext" >&5
-echo "${ECHO_T}$ac_cv_lib_intl_libintl_gettext" >&6
-if test $ac_cv_lib_intl_libintl_gettext = yes; then
-
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -lintl; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-LIBS="$cf_add_libs"
-
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
+echo "$as_me:20438: result: $ac_cv_func_getenv" >&5
+echo "${ECHO_T}$ac_cv_func_getenv" >&6
 
-		echo "$as_me:18739: checking for tre_regcomp in -ltre" >&5
-echo $ECHO_N "checking for tre_regcomp in -ltre... $ECHO_C" >&6
-if test "${ac_cv_lib_tre_tre_regcomp+set}" = set; then
+for ac_func in putenv setenv strdup
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:20444: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ltre  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18747 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20450 "configure"
 #include "confdefs.h"
+#define $ac_func autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef $ac_func
 
-/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
-char tre_regcomp ();
+char $ac_func (void);
+
 int
 main (void)
 {
-tre_regcomp ();
+
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+#error found stub for $ac_func
+#endif
+
+	return $ac_func ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18766: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20481: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18769: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18772: \"$ac_try\"") >&5
+  echo "$as_me:20484: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20487: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18775: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_tre_tre_regcomp=yes
+  echo "$as_me:20490: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_tre_tre_regcomp=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-echo "$as_me:18786: result: $ac_cv_lib_tre_tre_regcomp" >&5
-echo "${ECHO_T}$ac_cv_lib_tre_tre_regcomp" >&6
-if test $ac_cv_lib_tre_tre_regcomp = yes; then
-
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -ltre; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-LIBS="$cf_add_libs"
-
+cat "conftest.$ac_ext" >&5
+eval "$as_ac_var=no"
 fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:20500: result: `eval echo '${'"$as_ac_var"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_var"'}'`" >&6
+if test "`eval echo '${'"$as_ac_var"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+EOF
 
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -lsystre; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+fi
 done
-LIBS="$cf_add_libs"
-
-		cf_regex_func=regcomp
 
+echo "$as_me:20510: checking if getenv returns consistent values" >&5
+echo $ECHO_N "checking if getenv returns consistent values... $ECHO_C" >&6
+if test "${cf_cv_consistent_getenv+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-		echo "$as_me:18828: checking for regcomp in -lgnurx" >&5
-echo $ECHO_N "checking for regcomp in -lgnurx... $ECHO_C" >&6
-if test "${ac_cv_lib_gnurx_regcomp+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+if test "$cross_compiling" = yes; then
+  cf_cv_consistent_getenv=unknown
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lgnurx  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18836 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20520 "configure"
 #include "confdefs.h"
 
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
+$ac_includes_default
+
+#if defined(HAVE_ENVIRON) && defined(DECL_ENVIRON) && !defined(environ)
+extern char **environ;	/* POSIX, but some systems are not... */
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char regcomp ();
-int
-main (void)
+
+#if defined(HAVE_STRDUP)
+#define str_alloc(s) strdup(s)
+#else
+#define str_alloc(s) strcpy(malloc(strlen(s) + 1, s))
+#endif
+
+static void set_value(const char *name, const char *value)
 {
-regcomp ();
-  ;
-  return 0;
+#if defined(HAVE_SETENV)
+	setenv(name, value, 1);
+#elif defined(HAVE_PUTENV)
+	char buffer[1024];
+	sprintf(buffer, "%s=%s", name, value);
+	putenv(str_alloc(buffer));
+#else
+#error neither putenv/setenv found
+#endif
+}
+int main(void)
+{
+	int pass;
+	size_t numenv, limit, j;
+	char **mynames;
+	char **myvalues;
+	char **mypointer;
+	char *equals;
+	for (numenv = 0; environ[numenv]; ++numenv) ;
+	limit = numenv + 10;
+	mynames = (char **) calloc(limit + 1, sizeof(char *));
+	myvalues = (char **) calloc(limit + 1, sizeof(char *));
+	mypointer = (char **) calloc(limit + 1, sizeof(char *));
+#if defined(HAVE_ENVIRON)
+	for (j = 0; environ[j]; ++j) {
+		mynames[j] = str_alloc(environ[j]);
+		equals = strchr(mynames[j], '=');
+		if (equals != 0) {
+			*equals++ = '\\0';
+			myvalues[j] = str_alloc(equals);
+		} else {
+			myvalues[j] = str_alloc("");
+		}
+	}
+#endif
+	for (j = numenv; j < limit; ++j) {
+		char name[80];
+		char value[80];
+		size_t found;
+		size_t k = 0;
+		do {
+			size_t jk;
+			found = 0;
+			sprintf(name, "TERM%lu", (unsigned long) k);
+			for (jk = 0; jk < j; ++jk) {
+				if (!strcmp(name, mynames[jk])) {
+					found = 1;
+					++k;
+					break;
+				}
+			}
+		} while (found);
+		sprintf(value, "%lu:%p", (unsigned long) k, &mynames[j]);
+		set_value(name, value);
+		mynames[j] = str_alloc(name);
+		myvalues[j] = str_alloc(value);
+	}
+	for (pass = 0; pass < 3; ++pass) {
+		for (j = 0; j < limit; ++j) {
+			char *value = getenv(mynames[j]);
+			if (pass) {
+				if (value == 0) {
+					fprintf(stderr, "getenv returned null for %s\\n", mynames[j]);
+					${cf_cv_main_return:-return}(1);
+				} else if (value != mypointer[j]) {
+					fprintf(stderr, "getenv returned different pointer for %s\\n", mynames[j]);
+					${cf_cv_main_return:-return}(1);
+				} else if (strcmp(value, myvalues[j])) {
+					fprintf(stderr, "getenv returned different value for %s\\n", mynames[j]);
+					${cf_cv_main_return:-return}(1);
+				}
+			} else {
+				size_t k;
+				mypointer[j] = value;
+				for (k = 0; k < j; ++k) {
+					if (mypointer[j] == mypointer[k]) {
+						fprintf(stderr, "getenv returned same pointer for %s and %s\\n", mynames[j], mynames[k]);
+						${cf_cv_main_return:-return}(1);
+					}
+				}
+			}
+		}
+	}
+	${cf_cv_main_return:-return}(0);
 }
+
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18855: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:20625: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18858: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18861: \"$ac_try\"") >&5
+  echo "$as_me:20628: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:20630: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18864: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_gnurx_regcomp=yes
+  echo "$as_me:20633: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_consistent_getenv=yes
 else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_gnurx_regcomp=no
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_consistent_getenv=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:18875: result: $ac_cv_lib_gnurx_regcomp" >&5
-echo "${ECHO_T}$ac_cv_lib_gnurx_regcomp" >&6
-if test $ac_cv_lib_gnurx_regcomp = yes; then
-  cf_regex_func=regcomp
+
 fi
+echo "$as_me:20646: result: $cf_cv_consistent_getenv" >&5
+echo "${ECHO_T}$cf_cv_consistent_getenv" >&6
+
+if test "x$cf_cv_consistent_getenv" = xno
+then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_CONSISTENT_GETENV 1
+EOF
 
 fi
 
-	;;
-(*)
-	cf_regex_libs="regex re"
-	echo "$as_me:18886: checking for regcomp" >&5
-echo $ECHO_N "checking for regcomp... $ECHO_C" >&6
-if test "${ac_cv_func_regcomp+set}" = set; then
+if test "x$cf_cv_consistent_getenv" = xno && \
+	test "x$cf_with_trace" = xyes
+then
+	{ echo "$as_me:20661: WARNING: The NCURSES_TRACE environment variable is not supported with this configuration" >&5
+echo "$as_me: WARNING: The NCURSES_TRACE environment variable is not supported with this configuration" >&2;}
+fi
+
+echo "$as_me:20665: checking if sys/time.h works with sys/select.h" >&5
+echo $ECHO_N "checking if sys/time.h works with sys/select.h... $ECHO_C" >&6
+if test "${cf_cv_sys_time_select+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 18892 "configure"
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 20672 "configure"
 #include "confdefs.h"
-#define regcomp autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef regcomp
 
-#ifdef __cplusplus
-extern "C"
+#include <sys/types.h>
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+#ifdef HAVE_SYS_SELECT_H
+#include <sys/select.h>
 #endif
-
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char regcomp (void);
 
 int
 main (void)
 {
 
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_regcomp) || defined (__stub___regcomp)
-#error found stub for regcomp
-#endif
-
-	return regcomp ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18923: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:20692: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18926: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18929: \"$ac_try\"") >&5
+  echo "$as_me:20695: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:20698: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18932: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_regcomp=yes
+  echo "$as_me:20701: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_sys_time_select=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_regcomp=no
+cat "conftest.$ac_ext" >&5
+cf_cv_sys_time_select=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+
 fi
-echo "$as_me:18942: result: $ac_cv_func_regcomp" >&5
-echo "${ECHO_T}$ac_cv_func_regcomp" >&6
-if test $ac_cv_func_regcomp = yes; then
-  cf_regex_func=regcomp
-else
 
-		for cf_regex_lib in $cf_regex_libs
-		do
-			as_ac_Lib=`echo "ac_cv_lib_$cf_regex_lib''_regcomp" | $as_tr_sh`
-echo "$as_me:18951: checking for regcomp in -l$cf_regex_lib" >&5
-echo $ECHO_N "checking for regcomp in -l$cf_regex_lib... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Lib+set}\" = set"; then
+echo "$as_me:20713: result: $cf_cv_sys_time_select" >&5
+echo "${ECHO_T}$cf_cv_sys_time_select" >&6
+test "$cf_cv_sys_time_select" = yes &&
+cat >>confdefs.h <<\EOF
+#define HAVE_SYS_TIME_SELECT 1
+EOF
+
+###	checks for compiler characteristics
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CC -o "conftest$ac_exeext" $CFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+ac_main_return="return"
+
+echo "$as_me:20728: checking for an ANSI C-conforming const" >&5
+echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6
+if test "${ac_cv_c_const+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-l$cf_regex_lib  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18959 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20734 "configure"
 #include "confdefs.h"
 
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
+int
+main (void)
+{
+/* FIXME: Include the comments suggested by Paul. */
+#ifndef __cplusplus
+  /* Ultrix mips cc rejects this.  */
+  typedef int charset[2];
+  const charset x;
+  /* SunOS 4.1.1 cc rejects this.  */
+  char const *const *ccp;
+  char **p;
+  /* NEC SVR4.0.2 mips cc rejects this.  */
+  struct point {int x, y;};
+  static struct point const zero = {0,0};
+  /* AIX XL C 1.02.0.0 rejects this.
+     It does not let you subtract one const X* pointer from another in
+     an arm of an if-expression whose if-part is not a constant
+     expression */
+  const char *g = "string";
+  ccp = &g + (g ? g-g : 0);
+  /* HPUX 7.0 cc rejects these. */
+  ++ccp;
+  p = (char**) ccp;
+  ccp = (char const *const *) p;
+  { /* SCO 3.2v4 cc rejects this.  */
+    char *t;
+    char const *s = 0 ? (char *) 0 : (char const *) 0;
+
+    *t++ = 0;
+  }
+  { /* Someone thinks the Sun supposedly-ANSI compiler will reject this.  */
+    int x[] = {25, 17};
+    const int *foo = &x[0];
+    ++foo;
+  }
+  { /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
+    typedef const int *iptr;
+    iptr p = 0;
+    ++p;
+  }
+  { /* AIX XL C 1.02.0.0 rejects this saying
+       "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
+    struct s { int j; const int *ap[3]; };
+    struct s *b; b->j = 5;
+  }
+  { /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
+    const int foo = 10;
+  }
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char regcomp ();
-int
-main (void)
-{
-regcomp ();
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18978: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:20792: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18981: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18984: \"$ac_try\"") >&5
+  echo "$as_me:20795: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:20798: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18987: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_Lib=yes"
+  echo "$as_me:20801: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_c_const=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_Lib=no"
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+cat "conftest.$ac_ext" >&5
+ac_cv_c_const=no
 fi
-echo "$as_me:18998: result: `eval echo '${'$as_ac_Lib'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Lib'}'`" >&6
-if test `eval echo '${'$as_ac_Lib'}'` = yes; then
-
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -l$cf_regex_lib; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-LIBS="$cf_add_libs"
-
-					cf_regex_func=regcomp
-					break
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+echo "$as_me:20811: result: $ac_cv_c_const" >&5
+echo "${ECHO_T}$ac_cv_c_const" >&6
+if test $ac_cv_c_const = no; then
 
-		done
+cat >>confdefs.h <<\EOF
+#define const
+EOF
 
 fi
 
-	;;
-esac
-
-if test "$cf_regex_func" = no ; then
-	echo "$as_me:19030: checking for compile" >&5
-echo $ECHO_N "checking for compile... $ECHO_C" >&6
-if test "${ac_cv_func_compile+set}" = set; then
+echo "$as_me:20821: checking for inline" >&5
+echo $ECHO_N "checking for inline... $ECHO_C" >&6
+if test "${ac_cv_c_inline+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 19036 "configure"
+  ac_cv_c_inline=no
+for ac_kw in inline __inline__ __inline; do
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20829 "configure"
 #include "confdefs.h"
-#define compile autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef compile
-
-#ifdef __cplusplus
-extern "C"
-#endif
-
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char compile (void);
-
-int
-main (void)
-{
-
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_compile) || defined (__stub___compile)
-#error found stub for compile
+#ifndef __cplusplus
+static $ac_kw int static_foo () {return 0; }
+$ac_kw int foo () {return 0; }
 #endif
 
-	return compile ();
-  ;
-  return 0;
-}
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19067: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:20838: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19070: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19073: \"$ac_try\"") >&5
+  echo "$as_me:20841: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:20844: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19076: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_compile=yes
+  echo "$as_me:20847: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_c_inline=$ac_kw; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_compile=no
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+done
+
 fi
-echo "$as_me:19086: result: $ac_cv_func_compile" >&5
-echo "${ECHO_T}$ac_cv_func_compile" >&6
-if test $ac_cv_func_compile = yes; then
-  cf_regex_func=compile
-else
+echo "$as_me:20858: result: $ac_cv_c_inline" >&5
+echo "${ECHO_T}$ac_cv_c_inline" >&6
+case $ac_cv_c_inline in
+  inline | yes) ;;
+  no)
+cat >>confdefs.h <<\EOF
+#define inline
+EOF
+ ;;
+  *)  cat >>confdefs.h <<EOF
+#define inline $ac_cv_c_inline
+EOF
+ ;;
+esac
 
-		echo "$as_me:19092: checking for compile in -lgen" >&5
-echo $ECHO_N "checking for compile in -lgen... $ECHO_C" >&6
-if test "${ac_cv_lib_gen_compile+set}" = set; then
+NCURSES_INLINE=
+if test "$ac_cv_c_inline" != no ; then
+	NCURSES_INLINE=inline
+	if test "$INTEL_COMPILER" = yes
+	then
+		:
+	elif test "$CLANG_COMPILER" = yes
+	then
+		:
+	elif test "$GCC" = yes
+	then
+		echo "$as_me:20884: checking if $CC supports options to tune inlining" >&5
+echo $ECHO_N "checking if $CC supports options to tune inlining... $ECHO_C" >&6
+if test "${cf_cv_gcc_inline+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lgen  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 19100 "configure"
-#include "confdefs.h"
 
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char compile ();
+		cf_save_CFLAGS=$CFLAGS
+		CFLAGS="$CFLAGS --param max-inline-insns-single=1200"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 20893 "configure"
+#include "confdefs.h"
+inline int foo(void) { return 1; }
 int
 main (void)
 {
-compile ();
+${cf_cv_main_return:-return} foo()
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19119: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:20905: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19122: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19125: \"$ac_try\"") >&5
+  echo "$as_me:20908: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:20911: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19128: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_gen_compile=yes
+  echo "$as_me:20914: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_gcc_inline=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_gen_compile=no
+cat "conftest.$ac_ext" >&5
+cf_cv_gcc_inline=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+		CFLAGS=$cf_save_CFLAGS
+
 fi
-echo "$as_me:19139: result: $ac_cv_lib_gen_compile" >&5
-echo "${ECHO_T}$ac_cv_lib_gen_compile" >&6
-if test $ac_cv_lib_gen_compile = yes; then
+echo "$as_me:20926: result: $cf_cv_gcc_inline" >&5
+echo "${ECHO_T}$cf_cv_gcc_inline" >&6
+		if test "$cf_cv_gcc_inline" = yes ; then
 
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -lgen; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+cf_fix_cppflags=no
+cf_new_cflags=
+cf_new_cppflags=
+cf_new_extra_cppflags=
+
+for cf_add_cflags in --param max-inline-insns-single=1200
+do
+case "$cf_fix_cppflags" in
+(no)
+	case "$cf_add_cflags" in
+	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
+		case "$cf_add_cflags" in
+		(-D*)
+			cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
+
+			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
+				&& test -z "${cf_tst_cflags}" \
+				&& cf_fix_cppflags=yes
+
+			if test "$cf_fix_cppflags" = yes ; then
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+				continue
+			elif test "${cf_tst_cflags}" = "\"'" ; then
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+				continue
+			fi
+			;;
+		esac
+		case "$CPPFLAGS" in
+		(*$cf_add_cflags)
+			;;
+		(*)
+			case "$cf_add_cflags" in
+			(-D*)
+				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
+
+CPPFLAGS=`echo "$CPPFLAGS" | \
+	sed	-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?[ 	]/ /g' \
+		-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?$//g'`
+
+				;;
+			esac
+
+	test -n "$cf_new_cppflags" && cf_new_cppflags="$cf_new_cppflags "
+	cf_new_cppflags="${cf_new_cppflags}$cf_add_cflags"
+
+			;;
+		esac
+		;;
+	(*)
+
+	test -n "$cf_new_cflags" && cf_new_cflags="$cf_new_cflags "
+	cf_new_cflags="${cf_new_cflags}$cf_add_cflags"
+
+		;;
+	esac
+	;;
+(yes)
+
+	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
+	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+
+	cf_tst_cflags=`echo "${cf_add_cflags}" |sed -e 's/^[^"]*"'\''//'`
+
+	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
+		&& test -z "${cf_tst_cflags}" \
+		&& cf_fix_cppflags=no
+	;;
+esac
 done
-LIBS="$cf_add_libs"
 
-				cf_regex_func=compile
+if test -n "$cf_new_cflags" ; then
+
+	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
+	CFLAGS="${CFLAGS}$cf_new_cflags"
+
 fi
 
+if test -n "$cf_new_cppflags" ; then
+
+	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
+
 fi
 
+if test -n "$cf_new_extra_cppflags" ; then
+
+	test -n "$EXTRA_CPPFLAGS" && EXTRA_CPPFLAGS="$EXTRA_CPPFLAGS "
+	EXTRA_CPPFLAGS="${EXTRA_CPPFLAGS}$cf_new_extra_cppflags"
+
 fi
 
-if test "$cf_regex_func" = no ; then
-	{ echo "$as_me:19167: WARNING: cannot find regular expression library" >&5
-echo "$as_me: WARNING: cannot find regular expression library" >&2;}
+		fi
+	fi
 fi
 
-echo "$as_me:19171: checking for regular-expression headers" >&5
-echo $ECHO_N "checking for regular-expression headers... $ECHO_C" >&6
-if test "${cf_cv_regex_hdrs+set}" = set; then
+echo "$as_me:21032: checking for signal global datatype" >&5
+echo $ECHO_N "checking for signal global datatype... $ECHO_C" >&6
+if test "${cf_cv_sig_atomic_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cf_cv_regex_hdrs=no
-case $cf_regex_func in
-(compile)
-	for cf_regex_hdr in regexp.h regexpr.h
+	for cf_type in \
+		"volatile sig_atomic_t" \
+		"sig_atomic_t" \
+		"int"
 	do
-		cat >conftest.$ac_ext <<_ACEOF
-#line 19183 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 21044 "configure"
 #include "confdefs.h"
-#include <$cf_regex_hdr>
-int
-main (void)
-{
 
-			char *p = compile("", "", "", 0);
-			int x = step("", "");
-			(void)p;
-			(void)x;
+#include <sys/types.h>
+#include <signal.h>
+#include <stdio.h>
 
-  ;
-  return 0;
+extern $cf_type x;
+$cf_type x;
+static void handler(int sig)
+{
+	(void)sig;
+	x = 5;
 }
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19200: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:19203: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19206: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:19209: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-
-			cf_cv_regex_hdrs=$cf_regex_hdr
-			break
-
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-	done
-	;;
-(*)
-	for cf_regex_hdr in regex.h
-	do
-		cat >conftest.$ac_ext <<_ACEOF
-#line 19226 "configure"
-#include "confdefs.h"
-#include <sys/types.h>
-#include <$cf_regex_hdr>
 int
 main (void)
 {
-
-			regex_t *p = 0;
-			int x = regcomp(p, "", 0);
-			int y = regexec(p, "", 0, 0, 0);
-			(void)x;
-			(void)y;
-			regfree(p);
-
+signal(SIGINT, handler);
+		 x = 1
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19246: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:21068: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19249: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19252: \"$ac_try\"") >&5
+  echo "$as_me:21071: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:21074: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19255: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-
-			cf_cv_regex_hdrs=$cf_regex_hdr
-			break
-
+  echo "$as_me:21077: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_sig_atomic_t=$cf_type
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_sig_atomic_t=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+		test "$cf_cv_sig_atomic_t" != no && break
 	done
-	;;
-esac
 
 fi
-echo "$as_me:19271: result: $cf_cv_regex_hdrs" >&5
-echo "${ECHO_T}$cf_cv_regex_hdrs" >&6
-
-case $cf_cv_regex_hdrs in
-	(no)		{ echo "$as_me:19275: WARNING: no regular expression header found" >&5
-echo "$as_me: WARNING: no regular expression header found" >&2;} ;;
-	(regex.h)
-cat >>confdefs.h <<\EOF
-#define HAVE_REGEX_H_FUNCS 1
-EOF
- ;;
-	(regexp.h)
-cat >>confdefs.h <<\EOF
-#define HAVE_REGEXP_H_FUNCS 1
-EOF
- ;;
-	(regexpr.h)
-cat >>confdefs.h <<\EOF
-#define HAVE_REGEXPR_H_FUNCS 1
-EOF
- ;;
-esac
 
-for ac_header in \
-fcntl.h \
-getopt.h \
-limits.h \
-locale.h \
-math.h \
-poll.h \
-sys/ioctl.h \
-sys/param.h \
-sys/poll.h \
-sys/select.h \
-sys/time.h \
-sys/times.h \
-ttyent.h \
-unistd.h \
-wctype.h \
-
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:19313: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 19319 "configure"
-#include "confdefs.h"
-#include <$ac_header>
-_ACEOF
-if { (eval echo "$as_me:19323: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:19329: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  eval "$as_ac_Header=yes"
-else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  eval "$as_ac_Header=no"
-fi
-rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:19348: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+echo "$as_me:21091: result: $cf_cv_sig_atomic_t" >&5
+echo "${ECHO_T}$cf_cv_sig_atomic_t" >&6
+test "$cf_cv_sig_atomic_t" != no &&
+cat >>confdefs.h <<EOF
+#define SIG_ATOMIC_T $cf_cv_sig_atomic_t
 EOF
 
-fi
-done
+if test "$NCURSES_CHTYPE" = auto ; then
 
-for ac_header in unistd.h getopt.h
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:19361: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
+echo "$as_me:21100: checking for type of chtype" >&5
+echo $ECHO_N "checking for type of chtype... $ECHO_C" >&6
+if test "${cf_cv_typeof_chtype+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 19367 "configure"
-#include "confdefs.h"
-#include <$ac_header>
-_ACEOF
-if { (eval echo "$as_me:19371: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:19377: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  eval "$as_ac_Header=yes"
-else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  eval "$as_ac_Header=no"
-fi
-rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:19396: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
-EOF
-
-fi
-done
 
-echo "$as_me:19406: checking for header declaring getopt variables" >&5
-echo $ECHO_N "checking for header declaring getopt variables... $ECHO_C" >&6
-if test "${cf_cv_getopt_header+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+		if test "$cross_compiling" = yes; then
+  cf_cv_typeof_chtype=long
 else
-
-cf_cv_getopt_header=none
-for cf_header in stdio.h stdlib.h unistd.h getopt.h
-do
-cat >conftest.$ac_ext <<_ACEOF
-#line 19416 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 21110 "configure"
 #include "confdefs.h"
 
-#include <$cf_header>
-int
-main (void)
+$ac_includes_default
+#define WANT_BITS 31
+int main(void)
 {
-int x = optind; char *y = optarg
-  ;
-  return 0;
+	FILE *fp = fopen("cf_test.out", "w");
+	if (fp != 0) {
+		char *result = "long";
+		if (sizeof(unsigned long) > sizeof(unsigned int)) {
+			int n;
+			unsigned int x, y;
+			for (n = 0; n < WANT_BITS; n++) {
+				x = (1 << n);
+				y = (x >> n);
+				if (y != 1 || x == 0) {
+					x = 0;
+					break;
+				}
+			}
+			/*
+			 * If x is nonzero, an int is big enough for the bits
+			 * that we want.
+			 */
+			result = (x != 0) ? "int" : "long";
+		}
+		fputs(result, fp);
+		fclose(fp);
+	}
+	${cf_cv_main_return:-return}(0);
 }
+
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19429: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:21145: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19432: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19435: \"$ac_try\"") >&5
+  echo "$as_me:21148: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:21150: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19438: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_getopt_header=$cf_header
- break
+  echo "$as_me:21153: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_typeof_chtype=`cat cf_test.out`
 else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_typeof_chtype=long
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-done
-
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:19450: result: $cf_cv_getopt_header" >&5
-echo "${ECHO_T}$cf_cv_getopt_header" >&6
-if test $cf_cv_getopt_header != none ; then
-
-cat >>confdefs.h <<\EOF
-#define HAVE_GETOPT_HEADER 1
-EOF
+		rm -f cf_test.out
 
 fi
-if test $cf_cv_getopt_header = getopt.h ; then
 
-cat >>confdefs.h <<\EOF
-#define NEED_GETOPT_H 1
+echo "$as_me:21168: result: $cf_cv_typeof_chtype" >&5
+echo "${ECHO_T}$cf_cv_typeof_chtype" >&6
+
+cat >>confdefs.h <<EOF
+#define TYPEOF_CHTYPE $cf_cv_typeof_chtype
 EOF
 
+else
+	cf_cv_typeof_chtype=$NCURSES_CHTYPE
 fi
+test "$cf_cv_typeof_chtype" = unsigned && cf_cv_typeof_chtype=""
 
-echo "$as_me:19467: checking if external environ is declared" >&5
-echo $ECHO_N "checking if external environ is declared... $ECHO_C" >&6
-if test "${cf_cv_dcl_environ+set}" = set; then
+echo "$as_me:21180: checking if unsigned literals are legal" >&5
+echo $ECHO_N "checking if unsigned literals are legal... $ECHO_C" >&6
+if test "${cf_cv_unsigned_literals+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-    cat >conftest.$ac_ext <<_ACEOF
-#line 19474 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 21187 "configure"
 #include "confdefs.h"
 
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#include <unistd.h>
 int
 main (void)
 {
-int x = (int) environ
+long x = 1L + 1UL + 1U + 1
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19490: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:21199: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19493: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19496: \"$ac_try\"") >&5
+  echo "$as_me:21202: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:21205: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19499: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_dcl_environ=yes
+  echo "$as_me:21208: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_unsigned_literals=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_dcl_environ=no
+cat "conftest.$ac_ext" >&5
+cf_cv_unsigned_literals=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:19510: result: $cf_cv_dcl_environ" >&5
-echo "${ECHO_T}$cf_cv_dcl_environ" >&6
-
-if test "$cf_cv_dcl_environ" = no ; then
 
-cf_result=`echo "decl_environ" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
+echo "$as_me:21220: result: $cf_cv_unsigned_literals" >&5
+echo "${ECHO_T}$cf_cv_unsigned_literals" >&6
 
-    cat >>confdefs.h <<EOF
-#define $cf_result 1
-EOF
+cf_cv_1UL="1"
+test ".$cf_cv_unsigned_literals" = .yes && cf_cv_1UL="${cf_cv_1UL}U"
+test ".$cf_cv_typeof_chtype"    = .long && cf_cv_1UL="${cf_cv_1UL}L"
 
+if test "$NCURSES_MMASK_T" = auto ; then
+	cf_cv_typeof_mmask_t=long
+else
+	cf_cv_typeof_mmask_t=$NCURSES_MMASK_T
 fi
+test "$cf_cv_typeof_mmask_t" = unsigned && cf_cv_typeof_mmask_t=""
 
-# It's possible (for near-UNIX clones) that the data doesn't exist
+###	Checks for external-data
 
-echo "$as_me:19525: checking if external environ exists" >&5
-echo $ECHO_N "checking if external environ exists... $ECHO_C" >&6
-if test "${cf_cv_have_environ+set}" = set; then
+echo "$as_me:21236: checking if external errno is declared" >&5
+echo $ECHO_N "checking if external errno is declared... $ECHO_C" >&6
+if test "${cf_cv_dcl_errno+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 19532 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 21243 "configure"
 #include "confdefs.h"
 
-#undef environ
-extern int environ;
-
+$ac_includes_default
+#include <errno.h>
 int
 main (void)
 {
-environ = 2
+int x = (int) errno; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19547: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:21257: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19550: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19553: \"$ac_try\"") >&5
+  echo "$as_me:21260: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:21263: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19556: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_have_environ=yes
+  echo "$as_me:21266: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_dcl_errno=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_have_environ=no
+cat "conftest.$ac_ext" >&5
+cf_cv_dcl_errno=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:19567: result: $cf_cv_have_environ" >&5
-echo "${ECHO_T}$cf_cv_have_environ" >&6
+echo "$as_me:21277: result: $cf_cv_dcl_errno" >&5
+echo "${ECHO_T}$cf_cv_dcl_errno" >&6
 
-if test "$cf_cv_have_environ" = yes ; then
+if test "$cf_cv_dcl_errno" = no ; then
 
-cf_result=`echo "have_environ" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
+cf_result=`echo "decl_errno" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
 	cat >>confdefs.h <<EOF
 #define $cf_result 1
@@ -19577,2396 +21287,2563 @@ EOF
 
 fi
 
-echo "$as_me:19580: checking for getenv" >&5
-echo $ECHO_N "checking for getenv... $ECHO_C" >&6
-if test "${ac_cv_func_getenv+set}" = set; then
+# It's possible (for near-UNIX clones) that the data doesn't exist
+
+echo "$as_me:21292: checking if external errno exists" >&5
+echo $ECHO_N "checking if external errno exists... $ECHO_C" >&6
+if test "${cf_cv_have_errno+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 19586 "configure"
-#include "confdefs.h"
-#define getenv autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef getenv
 
-#ifdef __cplusplus
-extern "C"
-#endif
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 21299 "configure"
+#include "confdefs.h"
 
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char getenv (void);
+#undef errno
+extern int errno;
 
 int
 main (void)
 {
-
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_getenv) || defined (__stub___getenv)
-#error found stub for getenv
-#endif
-
-	return getenv ();
+errno = 2
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19617: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21314: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19620: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19623: \"$ac_try\"") >&5
+  echo "$as_me:21317: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21320: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19626: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_getenv=yes
+  echo "$as_me:21323: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_have_errno=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_getenv=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+cat "conftest.$ac_ext" >&5
+cf_cv_have_errno=no
 fi
-echo "$as_me:19636: result: $ac_cv_func_getenv" >&5
-echo "${ECHO_T}$ac_cv_func_getenv" >&6
-
-for ac_func in putenv setenv strdup
-do
-as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:19642: checking for $ac_func" >&5
-echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
-if eval "test \"\${$as_ac_var+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 19648 "configure"
-#include "confdefs.h"
-#define $ac_func autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef $ac_func
-
-#ifdef __cplusplus
-extern "C"
-#endif
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char $ac_func (void);
+fi
+echo "$as_me:21334: result: $cf_cv_have_errno" >&5
+echo "${ECHO_T}$cf_cv_have_errno" >&6
 
-int
-main (void)
-{
+if test "$cf_cv_have_errno" = yes ; then
 
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-#error found stub for $ac_func
-#endif
+cf_result=`echo "have_errno" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
-	return $ac_func ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19679: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:19682: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19685: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:19688: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_var=yes"
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_var=no"
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:19698: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+	cat >>confdefs.h <<EOF
+#define $cf_result 1
 EOF
 
 fi
-done
 
-echo "$as_me:19708: checking if getenv returns consistent values" >&5
-echo $ECHO_N "checking if getenv returns consistent values... $ECHO_C" >&6
-if test "${cf_cv_consistent_getenv+set}" = set; then
+echo "$as_me:21347: checking if data-only library module links" >&5
+echo $ECHO_N "checking if data-only library module links... $ECHO_C" >&6
+if test "${cf_cv_link_dataonly+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-if test "$cross_compiling" = yes; then
-  cf_cv_consistent_getenv=unknown
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 19718 "configure"
-#include "confdefs.h"
-
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <string.h>
-#include <sys/types.h>
-
-#if defined(HAVE_ENVIRON) && defined(DECL_ENVIRON) && !defined(environ)
-extern char **environ;	/* POSIX, but some systems are not... */
-#endif
-
-#if defined(HAVE_STRDUP)
-#define str_alloc(s) strdup(s)
-#else
-#define str_alloc(s) strcpy(malloc(strlen(s) + 1, s))
-#endif
-
-static void set_value(const char *name, const char *value)
+	rm -f conftest.a
+	cat >conftest.$ac_ext <<EOF
+#line 21355 "configure"
+int	testdata[3] = { 123, 456, 789 };
+EOF
+	if { (eval echo "$as_me:21358: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:21361: \$? = $ac_status" >&5
+  (exit "$ac_status"); } ; then
+		mv conftest.o data.o && \
+		( $AR $ARFLAGS conftest.a data.o ) 2>&5 1>/dev/null
+	fi
+	rm -f conftest.$ac_ext data.o
+	cat >conftest.$ac_ext <<EOF
+#line 21368 "configure"
+int	testfunc(void)
 {
-#if defined(HAVE_SETENV)
-	setenv(name, value, 1);
-#elif defined(HAVE_PUTENV)
-	char buffer[1024];
-	sprintf(buffer, "%s=%s", name, value);
-	putenv(str_alloc(buffer));
+#if defined(NeXT)
+	${cf_cv_main_return:-return}(1);	/* I'm told this linker is broken */
 #else
-#error neither putenv/setenv found
+	extern int testdata[3];
+	return testdata[0] == 123
+	   &&  testdata[1] == 456
+	   &&  testdata[2] == 789;
 #endif
 }
-int main(void)
-{
-	int pass;
-	size_t numenv, limit, j;
-	char **mynames;
-	char **myvalues;
-	char **mypointer;
-	char *equals;
-	for (numenv = 0; environ[numenv]; ++numenv) ;
-	limit = numenv + 10;
-	mynames = (char **) calloc(limit + 1, sizeof(char *));
-	myvalues = (char **) calloc(limit + 1, sizeof(char *));
-	mypointer = (char **) calloc(limit + 1, sizeof(char *));
-#if defined(HAVE_ENVIRON)
-	for (j = 0; environ[j]; ++j) {
-		mynames[j] = str_alloc(environ[j]);
-		equals = strchr(mynames[j], '=');
-		if (equals != 0) {
-			*equals++ = '\0';
-			myvalues[j] = str_alloc(equals);
-		} else {
-			myvalues[j] = str_alloc("");
-		}
-	}
-#endif
-	for (j = numenv; j < limit; ++j) {
-		char name[80];
-		char value[80];
-		size_t found;
-		size_t k = 0;
-		do {
-			size_t jk;
-			found = 0;
-			sprintf(name, "TERM%lu", (unsigned long) k);
-			for (jk = 0; jk < j; ++jk) {
-				if (!strcmp(name, mynames[jk])) {
-					found = 1;
-					++k;
-					break;
-				}
-			}
-		} while (found);
-		sprintf(value, "%lu:%p", (unsigned long) k, &mynames[j]);
-		set_value(name, value);
-		mynames[j] = str_alloc(name);
-		myvalues[j] = str_alloc(value);
-	}
-	for (pass = 0; pass < 3; ++pass) {
-		for (j = 0; j < limit; ++j) {
-			char *value = getenv(mynames[j]);
-			if (pass) {
-				if (value == 0) {
-					fprintf(stderr, "getenv returned null for %s\n", mynames[j]);
-					${cf_cv_main_return:-return}(1);
-				} else if (value != mypointer[j]) {
-					fprintf(stderr, "getenv returned different pointer for %s\n", mynames[j]);
-					${cf_cv_main_return:-return}(1);
-				} else if (strcmp(value, myvalues[j])) {
-					fprintf(stderr, "getenv returned different value for %s\n", mynames[j]);
-					${cf_cv_main_return:-return}(1);
-				}
-			} else {
-				size_t k;
-				mypointer[j] = value;
-				for (k = 0; k < j; ++k) {
-					if (mypointer[j] == mypointer[k]) {
-						fprintf(stderr, "getenv returned same pointer for %s and %s\n", mynames[j], mynames[k]);
-						${cf_cv_main_return:-return}(1);
-					}
-				}
-			}
-		}
+EOF
+	if { (eval echo "$as_me:21381: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:21384: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+		mv conftest.o func.o && \
+		( $AR $ARFLAGS conftest.a func.o ) 2>&5 1>/dev/null
+	fi
+	rm -f conftest.$ac_ext func.o
+	( eval $RANLIB conftest.a ) 2>&5 >/dev/null
+	cf_saveLIBS="$LIBS"
+	LIBS="conftest.a $LIBS"
+	if test "$cross_compiling" = yes; then
+  cf_cv_link_dataonly=unknown
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 21397 "configure"
+#include "confdefs.h"
+
+	int main(void)
+	{
+		extern int testfunc();
+		${cf_cv_main_return:-return} (!testfunc());
 	}
-	${cf_cv_main_return:-return}(0);
-}
 
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:19827: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:21408: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19830: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:19832: \"$ac_try\"") >&5
+  echo "$as_me:21411: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:21413: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19835: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_consistent_getenv=yes
+  echo "$as_me:21416: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_link_dataonly=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_consistent_getenv=no
+cat "conftest.$ac_ext" >&5
+cf_cv_link_dataonly=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+	LIBS="$cf_saveLIBS"
 
 fi
-echo "$as_me:19848: result: $cf_cv_consistent_getenv" >&5
-echo "${ECHO_T}$cf_cv_consistent_getenv" >&6
 
-if test "x$cf_cv_consistent_getenv" = xno
-then
+echo "$as_me:21431: result: $cf_cv_link_dataonly" >&5
+echo "${ECHO_T}$cf_cv_link_dataonly" >&6
+
+if test "$cf_cv_link_dataonly" = no ; then
 
 cat >>confdefs.h <<\EOF
-#define HAVE_CONSISTENT_GETENV 1
+#define BROKEN_LINKER 1
 EOF
 
+	BROKEN_LINKER=1
 fi
 
-if test "x$cf_cv_consistent_getenv" = xno && \
-	test "x$cf_with_trace" = xyes
-then
-	{ echo "$as_me:19863: WARNING: The NCURSES_TRACE environment variable is not supported with this configuration" >&5
-echo "$as_me: WARNING: The NCURSES_TRACE environment variable is not supported with this configuration" >&2;}
-fi
+###	Checks for library functions.
 
-echo "$as_me:19867: checking if sys/time.h works with sys/select.h" >&5
-echo $ECHO_N "checking if sys/time.h works with sys/select.h... $ECHO_C" >&6
-if test "${cf_cv_sys_time_select+set}" = set; then
+echo "$as_me:21445: checking for clock_gettime" >&5
+echo $ECHO_N "checking for clock_gettime... $ECHO_C" >&6
+if test "${cf_cv_func_clock_gettime+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 19874 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 21452 "configure"
 #include "confdefs.h"
+#include <time.h>
+int
+main (void)
+{
+struct timespec ts;
+		int rc = clock_gettime(CLOCK_REALTIME, &ts); (void) rc; (void)ts
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21465: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:21468: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21471: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:21474: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_func_clock_gettime=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_func_clock_gettime=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
-#include <sys/types.h>
-#ifdef HAVE_SYS_TIME_H
-#include <sys/time.h>
-#endif
-#ifdef HAVE_SYS_SELECT_H
-#include <sys/select.h>
+fi
+echo "$as_me:21485: result: $cf_cv_func_clock_gettime" >&5
+echo "${ECHO_T}$cf_cv_func_clock_gettime" >&6
+
+if test "$cf_cv_func_clock_gettime" = yes
+then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_CLOCK_GETTIME 1
+EOF
+
+else
+echo "$as_me:21496: checking for gettimeofday" >&5
+echo $ECHO_N "checking for gettimeofday... $ECHO_C" >&6
+if test "${ac_cv_func_gettimeofday+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 21502 "configure"
+#include "confdefs.h"
+#define gettimeofday autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef gettimeofday
+
+#ifdef __cplusplus
+extern "C"
 #endif
 
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char gettimeofday (void);
+
 int
 main (void)
 {
 
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_gettimeofday) || defined (__stub___gettimeofday)
+#error found stub for gettimeofday
+#endif
+
+	return gettimeofday ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19894: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21533: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19897: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19900: \"$ac_try\"") >&5
+  echo "$as_me:21536: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21539: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19903: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_sys_time_select=yes
+  echo "$as_me:21542: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_gettimeofday=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_sys_time_select=no
+cat "conftest.$ac_ext" >&5
+ac_cv_func_gettimeofday=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:21552: result: $ac_cv_func_gettimeofday" >&5
+echo "${ECHO_T}$ac_cv_func_gettimeofday" >&6
+if test "$ac_cv_func_gettimeofday" = yes; then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_GETTIMEOFDAY 1
+EOF
+
+else
+
+echo "$as_me:21562: checking for gettimeofday in -lbsd" >&5
+echo $ECHO_N "checking for gettimeofday in -lbsd... $ECHO_C" >&6
+if test "${ac_cv_lib_bsd_gettimeofday+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lbsd  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 21570 "configure"
+#include "confdefs.h"
 
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char gettimeofday ();
+int
+main (void)
+{
+gettimeofday ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21589: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:21592: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21595: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:21598: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_bsd_gettimeofday=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_bsd_gettimeofday=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
 fi
+echo "$as_me:21609: result: $ac_cv_lib_bsd_gettimeofday" >&5
+echo "${ECHO_T}$ac_cv_lib_bsd_gettimeofday" >&6
+if test "$ac_cv_lib_bsd_gettimeofday" = yes; then
 
-echo "$as_me:19915: result: $cf_cv_sys_time_select" >&5
-echo "${ECHO_T}$cf_cv_sys_time_select" >&6
-test "$cf_cv_sys_time_select" = yes &&
 cat >>confdefs.h <<\EOF
-#define HAVE_SYS_TIME_SELECT 1
+#define HAVE_GETTIMEOFDAY 1
 EOF
 
-###	checks for compiler characteristics
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_main_return=return
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -lbsd; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
 
-echo "$as_me:19930: checking for an ANSI C-conforming const" >&5
-echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6
-if test "${ac_cv_c_const+set}" = set; then
+fi
+
+fi
+fi
+
+for ac_func in \
+fpathconf \
+getcwd \
+getauxval \
+getegid \
+geteuid \
+getopt \
+getuid \
+issetugid \
+localeconv \
+poll \
+putenv \
+remove \
+select \
+setbuf \
+setbuffer \
+setenv \
+setfsuid \
+setvbuf \
+sigaction \
+sigvec \
+snprintf \
+strdup \
+strstr \
+sysconf \
+tcgetpgrp \
+times \
+tsearch \
+vsnprintf \
+
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:21670: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 19936 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 21676 "configure"
 #include "confdefs.h"
+#define $ac_func autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef $ac_func
+
+#ifdef __cplusplus
+extern "C"
+#endif
+
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char $ac_func (void);
 
 int
 main (void)
 {
-/* FIXME: Include the comments suggested by Paul. */
-#ifndef __cplusplus
-  /* Ultrix mips cc rejects this.  */
-  typedef int charset[2];
-  const charset x;
-  /* SunOS 4.1.1 cc rejects this.  */
-  char const *const *ccp;
-  char **p;
-  /* NEC SVR4.0.2 mips cc rejects this.  */
-  struct point {int x, y;};
-  static struct point const zero = {0,0};
-  /* AIX XL C 1.02.0.0 rejects this.
-     It does not let you subtract one const X* pointer from another in
-     an arm of an if-expression whose if-part is not a constant
-     expression */
-  const char *g = "string";
-  ccp = &g + (g ? g-g : 0);
-  /* HPUX 7.0 cc rejects these. */
-  ++ccp;
-  p = (char**) ccp;
-  ccp = (char const *const *) p;
-  { /* SCO 3.2v4 cc rejects this.  */
-    char *t;
-    char const *s = 0 ? (char *) 0 : (char const *) 0;
 
-    *t++ = 0;
-  }
-  { /* Someone thinks the Sun supposedly-ANSI compiler will reject this.  */
-    int x[] = {25, 17};
-    const int *foo = &x[0];
-    ++foo;
-  }
-  { /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */
-    typedef const int *iptr;
-    iptr p = 0;
-    ++p;
-  }
-  { /* AIX XL C 1.02.0.0 rejects this saying
-       "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
-    struct s { int j; const int *ap[3]; };
-    struct s *b; b->j = 5;
-  }
-  { /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */
-    const int foo = 10;
-  }
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+#error found stub for $ac_func
 #endif
 
+	return $ac_func ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19994: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21707: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19997: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:20000: \"$ac_try\"") >&5
+  echo "$as_me:21710: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21713: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20003: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_c_const=yes
+  echo "$as_me:21716: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_c_const=no
+cat "conftest.$ac_ext" >&5
+eval "$as_ac_var=no"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:20013: result: $ac_cv_c_const" >&5
-echo "${ECHO_T}$ac_cv_c_const" >&6
-if test $ac_cv_c_const = no; then
-
-cat >>confdefs.h <<\EOF
-#define const
+echo "$as_me:21726: result: `eval echo '${'"$as_ac_var"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_var"'}'`" >&6
+if test "`eval echo '${'"$as_ac_var"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
 EOF
 
 fi
+done
 
-echo "$as_me:20023: checking for inline" >&5
-echo $ECHO_N "checking for inline... $ECHO_C" >&6
-if test "${ac_cv_c_inline+set}" = set; then
+echo "$as_me:21736: checking if _PATH_TTYS is defined in ttyent.h" >&5
+echo $ECHO_N "checking if _PATH_TTYS is defined in ttyent.h... $ECHO_C" >&6
+if test "${cf_cv_PATH_TTYS+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_cv_c_inline=no
-for ac_kw in inline __inline__ __inline; do
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20031 "configure"
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 21743 "configure"
 #include "confdefs.h"
-#ifndef __cplusplus
-static $ac_kw int static_foo () {return 0; }
-$ac_kw int foo () {return 0; }
-#endif
 
+#include <stdio.h>
+#include <ttyent.h>
+int
+main (void)
+{
+
+FILE *fp = fopen(_PATH_TTYS, "r"); (void)fp
+  ;
+  return 0;
+}
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:20040: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:21758: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:20043: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:20046: \"$ac_try\"") >&5
+  echo "$as_me:21761: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:21764: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20049: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_c_inline=$ac_kw; break
+  echo "$as_me:21767: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_PATH_TTYS=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_PATH_TTYS=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-done
-
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:20060: result: $ac_cv_c_inline" >&5
-echo "${ECHO_T}$ac_cv_c_inline" >&6
-case $ac_cv_c_inline in
-  inline | yes) ;;
-  no)
+echo "$as_me:21777: result: $cf_cv_PATH_TTYS" >&5
+echo "${ECHO_T}$cf_cv_PATH_TTYS" >&6
+
+if test $cf_cv_PATH_TTYS = no
+then
+	for cf_ttys in /etc/ttytype /etc/ttys
+	do
+		if test -f $cf_ttys
+		then
+			cf_cv_PATH_TTYS=maybe
+
 cat >>confdefs.h <<\EOF
-#define inline
+#define _PATH_TTYS $cf_ttys
 EOF
- ;;
-  *)  cat >>confdefs.h <<EOF
-#define inline $ac_cv_c_inline
+
+			break
+		fi
+	done
+fi
+
+if test $cf_cv_PATH_TTYS != no
+then
+	echo "$as_me:21799: checking if _PATH_TTYS file exists" >&5
+echo $ECHO_N "checking if _PATH_TTYS file exists... $ECHO_C" >&6
+if test "${cf_cv_have_PATH_TTYS+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+		if test "$cross_compiling" = yes; then
+  cf_cv_have_PATH_TTYS=unknown
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 21809 "configure"
+#include "confdefs.h"
+
+$ac_includes_default
+
+#include <ttyent.h>
+
+int main(void) {
+	FILE *fp = fopen(_PATH_TTYS, "r");
+	${cf_cv_main_return:-return} (fp == 0);
+}
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:21822: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:21825: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:21827: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:21830: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_have_PATH_TTYS=yes
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_have_PATH_TTYS=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+fi
+echo "$as_me:21842: result: $cf_cv_have_PATH_TTYS" >&5
+echo "${ECHO_T}$cf_cv_have_PATH_TTYS" >&6
+	test "$cf_cv_have_PATH_TTYS" = no && cf_cv_PATH_TTYS=no
+fi
+
+if test $cf_cv_PATH_TTYS != no
+then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_PATH_TTYS 1
 EOF
- ;;
-esac
 
-NCURSES_INLINE=
-if test "$ac_cv_c_inline" != no ; then
-	NCURSES_INLINE=inline
-	if test "$INTEL_COMPILER" = yes
-	then
-		:
-	elif test "$CLANG_COMPILER" = yes
-	then
-		:
-	elif test "$GCC" = yes
-	then
-		echo "$as_me:20086: checking if $CC supports options to tune inlining" >&5
-echo $ECHO_N "checking if $CC supports options to tune inlining... $ECHO_C" >&6
-if test "${cf_cv_gcc_inline+set}" = set; then
+	echo "$as_me:21854: checking for getttynam" >&5
+echo $ECHO_N "checking for getttynam... $ECHO_C" >&6
+if test "${cf_cv_func_getttynam+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-		cf_save_CFLAGS=$CFLAGS
-		CFLAGS="$CFLAGS --param max-inline-insns-single=1200"
-		cat >conftest.$ac_ext <<_ACEOF
-#line 20095 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 21861 "configure"
 #include "confdefs.h"
-inline int foo(void) { return 1; }
+#include <ttyent.h>
 int
 main (void)
 {
-${cf_cv_main_return:-return} foo()
+struct ttyent *fp = getttynam("/dev/tty"); (void)fp
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:20107: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21873: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20110: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:20113: \"$ac_try\"") >&5
+  echo "$as_me:21876: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21879: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20116: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_gcc_inline=yes
+  echo "$as_me:21882: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_func_getttynam=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_gcc_inline=no
+cat "conftest.$ac_ext" >&5
+cf_cv_func_getttynam=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-		CFLAGS=$cf_save_CFLAGS
-
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:20128: result: $cf_cv_gcc_inline" >&5
-echo "${ECHO_T}$cf_cv_gcc_inline" >&6
-		if test "$cf_cv_gcc_inline" = yes ; then
-
-cf_fix_cppflags=no
-cf_new_cflags=
-cf_new_cppflags=
-cf_new_extra_cppflags=
-
-for cf_add_cflags in --param max-inline-insns-single=1200
-do
-case $cf_fix_cppflags in
-(no)
-	case $cf_add_cflags in
-	(-undef|-nostdinc*|-I*|-D*|-U*|-E|-P|-C)
-		case $cf_add_cflags in
-		(-D*)
-			cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[^=]*='\''\"[^"]*//'`
-
-			test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
-				&& test -z "${cf_tst_cflags}" \
-				&& cf_fix_cppflags=yes
-
-			if test $cf_fix_cppflags = yes ; then
-
-	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
-	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
-
-				continue
-			elif test "${cf_tst_cflags}" = "\"'" ; then
-
-	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
-	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
-
-				continue
-			fi
-			;;
-		esac
-		case "$CPPFLAGS" in
-		(*$cf_add_cflags)
-			;;
-		(*)
-			case $cf_add_cflags in
-			(-D*)
-				cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
-
-CPPFLAGS=`echo "$CPPFLAGS" | \
-	sed	-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?[ 	]/ /g' \
-		-e 's/-[UD]'"$cf_tst_cppflags"'\(=[^ 	]*\)\?$//g'`
-
-				;;
-			esac
-
-	test -n "$cf_new_cppflags" && cf_new_cppflags="$cf_new_cppflags "
-	cf_new_cppflags="${cf_new_cppflags}$cf_add_cflags"
-
-			;;
-		esac
-		;;
-	(*)
-
-	test -n "$cf_new_cflags" && cf_new_cflags="$cf_new_cflags "
-	cf_new_cflags="${cf_new_cflags}$cf_add_cflags"
-
-		;;
-	esac
-	;;
-(yes)
-
-	test -n "$cf_new_extra_cppflags" && cf_new_extra_cppflags="$cf_new_extra_cppflags "
-	cf_new_extra_cppflags="${cf_new_extra_cppflags}$cf_add_cflags"
+echo "$as_me:21892: result: $cf_cv_func_getttynam" >&5
+echo "${ECHO_T}$cf_cv_func_getttynam" >&6
+	test "$cf_cv_func_getttynam" = yes && cat >>confdefs.h <<\EOF
+#define HAVE_GETTTYNAM 1
+EOF
 
-	cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[^"]*"'\''//'`
+fi
 
-	test "x${cf_add_cflags}" != "x${cf_tst_cflags}" \
-		&& test -z "${cf_tst_cflags}" \
-		&& cf_fix_cppflags=no
-	;;
-esac
-done
+if test "x$ac_cv_func_getopt" = xno && \
+   test "x$cf_with_progs$cf_with_tests" != xnono; then
+	{ { echo "$as_me:21902: error: getopt is required for building programs" >&5
+echo "$as_me: error: getopt is required for building programs" >&2;}
+   { (exit 1); exit 1; }; }
+fi
 
-if test -n "$cf_new_cflags" ; then
+if test "x$with_safe_sprintf" = xyes
+then
+	if test "x$ac_cv_func_vsnprintf" = xyes
+	then
+		{ echo "$as_me:21911: WARNING: will use vsnprintf instead of safe-sprintf option" >&5
+echo "$as_me: WARNING: will use vsnprintf instead of safe-sprintf option" >&2;}
+	else
 
-	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
-	CFLAGS="${CFLAGS}$cf_new_cflags"
+cat >>confdefs.h <<\EOF
+#define USE_SAFE_SPRINTF 1
+EOF
 
+	fi
 fi
 
-if test -n "$cf_new_cppflags" ; then
+if test "x$with_getcap" = "xyes" ; then
 
-	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
-	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
+echo "$as_me:21924: checking for terminal-capability database functions" >&5
+echo $ECHO_N "checking for terminal-capability database functions... $ECHO_C" >&6
+if test "${cf_cv_cgetent+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
 
-fi
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 21931 "configure"
+#include "confdefs.h"
 
-if test -n "$cf_new_extra_cppflags" ; then
+$ac_includes_default
+int
+main (void)
+{
 
-	test -n "$EXTRA_CPPFLAGS" && EXTRA_CPPFLAGS="$EXTRA_CPPFLAGS "
-	EXTRA_CPPFLAGS="${EXTRA_CPPFLAGS}$cf_new_extra_cppflags"
+	char temp[128];
+	char *buf = temp;
+	char *db_array = temp;
+	cgetent(&buf, &db_array, "vt100");
+	cgetcap(buf, "tc", '=');
+	cgetmatch(buf, "tc");
 
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21951: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:21954: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21957: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:21960: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_cgetent=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_cgetent=no
 fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
-		fi
-	fi
 fi
+echo "$as_me:21971: result: $cf_cv_cgetent" >&5
+echo "${ECHO_T}$cf_cv_cgetent" >&6
 
-echo "$as_me:20234: checking for signal global datatype" >&5
-echo $ECHO_N "checking for signal global datatype... $ECHO_C" >&6
-if test "${cf_cv_sig_atomic_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+if test "$cf_cv_cgetent" = yes
+then
 
-	for cf_type in \
-		"volatile sig_atomic_t" \
-		"sig_atomic_t" \
-		"int"
-	do
-	cat >conftest.$ac_ext <<_ACEOF
-#line 20246 "configure"
-#include "confdefs.h"
+cat >>confdefs.h <<\EOF
+#define HAVE_BSD_CGETENT 1
+EOF
+
+echo "$as_me:21981: checking if cgetent uses const parameter" >&5
+echo $ECHO_N "checking if cgetent uses const parameter... $ECHO_C" >&6
+if test "${cf_cv_cgetent_const+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
 
-#include <sys/types.h>
-#include <signal.h>
-#include <stdio.h>
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 21988 "configure"
+#include "confdefs.h"
 
-extern $cf_type x;
-$cf_type x;
-static void handler(int sig)
-{
-	(void)sig;
-	x = 5;
-}
+#pragma GCC diagnostic error "-Wincompatible-pointer-types-discards-qualifiers"
+$ac_includes_default
 int
 main (void)
 {
-signal(SIGINT, handler);
-		 x = 1
+
+	char temp[128];
+	char *buf = temp;
+#ifndef _NETBSD_SOURCE			/* given, since April 2004 in stdlib.h */
+	const char *db_array = temp;
+	cgetent(&buf, &db_array, "vt100");
+#endif
+	cgetcap(buf, "tc", '=');
+	cgetmatch(buf, "tc");
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:20270: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22011: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20273: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:20276: \"$ac_try\"") >&5
+  echo "$as_me:22014: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22017: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20279: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_sig_atomic_t=$cf_type
+  echo "$as_me:22020: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_cgetent_const=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_sig_atomic_t=no
+cat "conftest.$ac_ext" >&5
+cf_cv_cgetent_const=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-		test "$cf_cv_sig_atomic_t" != no && break
-	done
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
+echo "$as_me:22031: result: $cf_cv_cgetent_const" >&5
+echo "${ECHO_T}$cf_cv_cgetent_const" >&6
+	if test "$cf_cv_cgetent_const" = yes
+	then
 
-echo "$as_me:20293: result: $cf_cv_sig_atomic_t" >&5
-echo "${ECHO_T}$cf_cv_sig_atomic_t" >&6
-test "$cf_cv_sig_atomic_t" != no &&
 cat >>confdefs.h <<EOF
-#define SIG_ATOMIC_T $cf_cv_sig_atomic_t
+#define CGETENT_CONST const
 EOF
 
-if test $NCURSES_CHTYPE = auto ; then
+	fi
+fi
 
-echo "$as_me:20302: checking for type of chtype" >&5
-echo $ECHO_N "checking for type of chtype... $ECHO_C" >&6
-if test "${cf_cv_typeof_chtype+set}" = set; then
+fi
+
+echo "$as_me:22045: checking for isascii" >&5
+echo $ECHO_N "checking for isascii... $ECHO_C" >&6
+if test "${cf_cv_have_isascii+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-		if test "$cross_compiling" = yes; then
-  cf_cv_typeof_chtype=long
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20312 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 22052 "configure"
 #include "confdefs.h"
-
-#define WANT_BITS 31
-#include <stdio.h>
-int main(void)
+#include <ctype.h>
+int
+main (void)
 {
-	FILE *fp = fopen("cf_test.out", "w");
-	if (fp != 0) {
-		char *result = "long";
-		if (sizeof(unsigned long) > sizeof(unsigned int)) {
-			int n;
-			unsigned int x, y;
-			for (n = 0; n < WANT_BITS; n++) {
-				x = (1 << n);
-				y = (x >> n);
-				if (y != 1 || x == 0) {
-					x = 0;
-					break;
-				}
-			}
-			/*
-			 * If x is nonzero, an int is big enough for the bits
-			 * that we want.
-			 */
-			result = (x != 0) ? "int" : "long";
-		}
-		fputs(result, fp);
-		fclose(fp);
-	}
-	${cf_cv_main_return:-return}(0);
+int x = isascii(' ')
+  ;
+  return 0;
 }
-
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:20347: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22064: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20350: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:20352: \"$ac_try\"") >&5
+  echo "$as_me:22067: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22070: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20355: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_typeof_chtype=`cat cf_test.out`
+  echo "$as_me:22073: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_have_isascii=yes
 else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_typeof_chtype=long
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_have_isascii=no
 fi
-		rm -f cf_test.out
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
-
-echo "$as_me:20370: result: $cf_cv_typeof_chtype" >&5
-echo "${ECHO_T}$cf_cv_typeof_chtype" >&6
-
-cat >>confdefs.h <<EOF
-#define TYPEOF_CHTYPE $cf_cv_typeof_chtype
+echo "$as_me:22084: result: $cf_cv_have_isascii" >&5
+echo "${ECHO_T}$cf_cv_have_isascii" >&6
+test "$cf_cv_have_isascii" = yes &&
+cat >>confdefs.h <<\EOF
+#define HAVE_ISASCII 1
 EOF
 
-else
-	cf_cv_typeof_chtype=$NCURSES_CHTYPE
-fi
-test "$cf_cv_typeof_chtype" = unsigned && cf_cv_typeof_chtype=""
+if test "$ac_cv_func_sigaction" = yes; then
+echo "$as_me:22092: checking whether sigaction needs _POSIX_SOURCE" >&5
+echo $ECHO_N "checking whether sigaction needs _POSIX_SOURCE... $ECHO_C" >&6
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22095 "configure"
+#include "confdefs.h"
 
-echo "$as_me:20382: checking if unsigned literals are legal" >&5
-echo $ECHO_N "checking if unsigned literals are legal... $ECHO_C" >&6
-if test "${cf_cv_unsigned_literals+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+#include <sys/types.h>
+#include <signal.h>
+int
+main (void)
+{
+struct sigaction act
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:22109: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:22112: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:22115: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:22118: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  sigact_bad=no
 else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 20389 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22126 "configure"
 #include "confdefs.h"
 
+#define _POSIX_SOURCE
+#include <sys/types.h>
+#include <signal.h>
 int
 main (void)
 {
-long x = 1L + 1UL + 1U + 1
+struct sigaction act
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:20401: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:22141: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:20404: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:20407: \"$ac_try\"") >&5
+  echo "$as_me:22144: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:22147: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20410: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_unsigned_literals=yes
+  echo "$as_me:22150: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  sigact_bad=yes
+
+cat >>confdefs.h <<\EOF
+#define _POSIX_SOURCE 1
+EOF
+
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_unsigned_literals=no
+cat "conftest.$ac_ext" >&5
+sigact_bad=unknown
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+echo "$as_me:22166: result: $sigact_bad" >&5
+echo "${ECHO_T}$sigact_bad" >&6
 fi
 
-echo "$as_me:20422: result: $cf_cv_unsigned_literals" >&5
-echo "${ECHO_T}$cf_cv_unsigned_literals" >&6
+echo "$as_me:22170: checking if nanosleep really works" >&5
+echo $ECHO_N "checking if nanosleep really works... $ECHO_C" >&6
+if test "${cf_cv_func_nanosleep+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
 
-cf_cv_1UL="1"
-test ".$cf_cv_unsigned_literals" = .yes && cf_cv_1UL="${cf_cv_1UL}U"
-test ".$cf_cv_typeof_chtype"    = .long && cf_cv_1UL="${cf_cv_1UL}L"
+if test "$cross_compiling" = yes; then
+  cf_cv_func_nanosleep=unknown
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22180 "configure"
+#include "confdefs.h"
 
-if test $NCURSES_MMASK_T = auto ; then
-	cf_cv_typeof_mmask_t=long
+$ac_includes_default
+
+#include <errno.h>
+#include <time.h>
+
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+
+int main(void) {
+	struct timespec ts1, ts2;
+	int code;
+	ts1.tv_sec  = 0;
+	ts1.tv_nsec = 750000000;
+	ts2.tv_sec  = 0;
+	ts2.tv_nsec = 0;
+	errno = 0;
+	code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
+	${cf_cv_main_return:-return}(code != 0);
+}
+
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:22206: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:22209: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:22211: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:22214: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_func_nanosleep=yes
 else
-	cf_cv_typeof_mmask_t=$NCURSES_MMASK_T
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_func_nanosleep=no
 fi
-test "$cf_cv_typeof_mmask_t" = unsigned && cf_cv_typeof_mmask_t=""
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+fi
+echo "$as_me:22226: result: $cf_cv_func_nanosleep" >&5
+echo "${ECHO_T}$cf_cv_func_nanosleep" >&6
 
-###	Checks for external-data
+test "$cf_cv_func_nanosleep" = "yes" &&
+cat >>confdefs.h <<\EOF
+#define HAVE_NANOSLEEP 1
+EOF
 
-echo "$as_me:20438: checking if external errno is declared" >&5
-echo $ECHO_N "checking if external errno is declared... $ECHO_C" >&6
-if test "${cf_cv_dcl_errno+set}" = set; then
+for ac_header in \
+termio.h \
+termios.h \
+unistd.h \
+sys/ioctl.h \
+sys/termio.h \
+
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:22243: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-
-	cat >conftest.$ac_ext <<_ACEOF
-#line 20445 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22249 "configure"
 #include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:22253: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:22259: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  eval "$as_ac_Header=no"
+fi
+rm -f conftest.err "conftest.$ac_ext"
+fi
+echo "$as_me:22278: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+EOF
 
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#include <stdio.h>
-#include <sys/types.h>
-#include <errno.h>
+fi
+done
+
+if test "$ac_cv_header_termios_h" = yes ; then
+	case "$CFLAGS $CPPFLAGS" in
+	(*-D_POSIX_SOURCE*)
+		termios_bad=dunno ;;
+	(*)	termios_bad=maybe ;;
+	esac
+	if test "$termios_bad" = maybe ; then
+	echo "$as_me:22295: checking whether termios.h needs _POSIX_SOURCE" >&5
+echo $ECHO_N "checking whether termios.h needs _POSIX_SOURCE... $ECHO_C" >&6
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 22298 "configure"
+#include "confdefs.h"
+#include <termios.h>
 int
 main (void)
 {
-int x = (int) errno; (void)x
+struct termios foo; int x = foo.c_iflag = 1; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:20463: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:22310: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:20466: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:20469: \"$ac_try\"") >&5
+  echo "$as_me:22313: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:22316: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20472: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_dcl_errno=yes
+  echo "$as_me:22319: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  termios_bad=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_dcl_errno=no
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-
-fi
-echo "$as_me:20483: result: $cf_cv_dcl_errno" >&5
-echo "${ECHO_T}$cf_cv_dcl_errno" >&6
-
-if test "$cf_cv_dcl_errno" = no ; then
-
-cf_result=`echo "decl_errno" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
-
-	cat >>confdefs.h <<EOF
-#define $cf_result 1
-EOF
-
-fi
-
-# It's possible (for near-UNIX clones) that the data doesn't exist
-
-echo "$as_me:20498: checking if external errno exists" >&5
-echo $ECHO_N "checking if external errno exists... $ECHO_C" >&6
-if test "${cf_cv_have_errno+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+cat "conftest.$ac_ext" >&5
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 20505 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 22327 "configure"
 #include "confdefs.h"
 
-#undef errno
-extern int errno;
-
+#define _POSIX_SOURCE
+#include <termios.h>
 int
 main (void)
 {
-errno = 2
+struct termios foo; int x = foo.c_iflag = 2; (void)x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20520: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:22341: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:20523: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20526: \"$ac_try\"") >&5
+  echo "$as_me:22344: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:22347: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20529: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_have_errno=yes
+  echo "$as_me:22350: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  termios_bad=unknown
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_have_errno=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+cat "conftest.$ac_ext" >&5
+termios_bad=yes
+cat >>confdefs.h <<\EOF
+#define _POSIX_SOURCE 1
+EOF
 
 fi
-echo "$as_me:20540: result: $cf_cv_have_errno" >&5
-echo "${ECHO_T}$cf_cv_have_errno" >&6
-
-if test "$cf_cv_have_errno" = yes ; then
-
-cf_result=`echo "have_errno" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
-
-	cat >>confdefs.h <<EOF
-#define $cf_result 1
-EOF
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+	echo "$as_me:22366: result: $termios_bad" >&5
+echo "${ECHO_T}$termios_bad" >&6
+	fi
+fi
 
-echo "$as_me:20553: checking if data-only library module links" >&5
-echo $ECHO_N "checking if data-only library module links... $ECHO_C" >&6
-if test "${cf_cv_link_dataonly+set}" = set; then
+echo "$as_me:22371: checking for tcgetattr" >&5
+echo $ECHO_N "checking for tcgetattr... $ECHO_C" >&6
+if test "${cf_cv_have_tcgetattr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	rm -f conftest.a
-	cat >conftest.$ac_ext <<EOF
-#line 20561 "configure"
-int	testdata[3] = { 123, 456, 789 };
-EOF
-	if { (eval echo "$as_me:20564: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
-  ac_status=$?
-  echo "$as_me:20567: \$? = $ac_status" >&5
-  (exit $ac_status); } ; then
-		mv conftest.o data.o && \
-		( $AR $ARFLAGS conftest.a data.o ) 2>&5 1>/dev/null
-	fi
-	rm -f conftest.$ac_ext data.o
-	cat >conftest.$ac_ext <<EOF
-#line 20574 "configure"
-int	testfunc(void)
-{
-#if defined(NeXT)
-	${cf_cv_main_return:-return}(1);	/* I'm told this linker is broken */
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22378 "configure"
+#include "confdefs.h"
+
+#include <sys/types.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_TERMIOS_H
+#include <termios.h>
+#define TTY struct termios
 #else
-	extern int testdata[3];
-	return testdata[0] == 123
-	   &&  testdata[1] == 456
-	   &&  testdata[2] == 789;
+#ifdef HAVE_TERMIO_H
+#include <termio.h>
+#define TTY struct termio
+#endif
 #endif
-}
-EOF
-	if { (eval echo "$as_me:20587: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
-  ac_status=$?
-  echo "$as_me:20590: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-		mv conftest.o func.o && \
-		( $AR $ARFLAGS conftest.a func.o ) 2>&5 1>/dev/null
-	fi
-	rm -f conftest.$ac_ext func.o
-	( eval $RANLIB conftest.a ) 2>&5 >/dev/null
-	cf_saveLIBS="$LIBS"
-	LIBS="conftest.a $LIBS"
-	if test "$cross_compiling" = yes; then
-  cf_cv_link_dataonly=unknown
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20603 "configure"
-#include "confdefs.h"
 
-	int main(void)
-	{
-		extern int testfunc();
-		${cf_cv_main_return:-return} (!testfunc());
-	}
+int
+main (void)
+{
 
+TTY foo;
+tcgetattr(1, &foo);
+  ;
+  return 0;
+}
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:20614: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22406: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20617: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:20619: \"$ac_try\"") >&5
+  echo "$as_me:22409: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22412: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20622: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_link_dataonly=yes
+  echo "$as_me:22415: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_have_tcgetattr=yes
 else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_link_dataonly=no
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_have_tcgetattr=no
 fi
-	LIBS="$cf_saveLIBS"
-
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-
-echo "$as_me:20637: result: $cf_cv_link_dataonly" >&5
-echo "${ECHO_T}$cf_cv_link_dataonly" >&6
-
-if test "$cf_cv_link_dataonly" = no ; then
-
+echo "$as_me:22425: result: $cf_cv_have_tcgetattr" >&5
+echo "${ECHO_T}$cf_cv_have_tcgetattr" >&6
+test "$cf_cv_have_tcgetattr" = yes &&
 cat >>confdefs.h <<\EOF
-#define BROKEN_LINKER 1
+#define HAVE_TCGETATTR 1
 EOF
 
-	BROKEN_LINKER=1
-fi
-
-###	Checks for library functions.
-
-for ac_func in \
-getcwd \
-getegid \
-geteuid \
-getopt \
-getttynam \
-issetugid \
-localeconv \
-poll \
-putenv \
-remove \
-select \
-setbuf \
-setbuffer \
-setenv \
-setvbuf \
-sigaction \
-sigvec \
-snprintf \
-strdup \
-strstr \
-sysconf \
-tcgetpgrp \
-times \
-tsearch \
-vsnprintf \
-
-do
-as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:20680: checking for $ac_func" >&5
-echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
-if eval "test \"\${$as_ac_var+set}\" = set"; then
+echo "$as_me:22432: checking for vsscanf function or workaround" >&5
+echo $ECHO_N "checking for vsscanf function or workaround... $ECHO_C" >&6
+if test "${cf_cv_func_vsscanf+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20686 "configure"
-#include "confdefs.h"
-#define $ac_func autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef $ac_func
-
-#ifdef __cplusplus
-extern "C"
-#endif
 
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char $ac_func (void);
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22439 "configure"
+#include "confdefs.h"
 
+#include <stdarg.h>
+#include <stdio.h>
 int
 main (void)
 {
 
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-#error found stub for $ac_func
-#endif
-
-	return $ac_func ();
+	va_list ap;
+	vsscanf("from", "%d", ap)
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20717: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22455: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20720: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20723: \"$ac_try\"") >&5
+  echo "$as_me:22458: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22461: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20726: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_var=yes"
+  echo "$as_me:22464: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_func_vsscanf=vsscanf
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_var=no"
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:20736: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
-EOF
-
-fi
-done
-
-if test "x$ac_cv_func_getopt" = xno && \
-   test "x$cf_with_progs$cf_with_tests" != xnono; then
-	{ { echo "$as_me:20748: error: getopt is required for building programs" >&5
-echo "$as_me: error: getopt is required for building programs" >&2;}
-   { (exit 1); exit 1; }; }
-fi
-
-if test "x$with_safe_sprintf" = xyes
-then
-	if test "x$ac_cv_func_vsnprintf" = xyes
-	then
-		{ echo "$as_me:20757: WARNING: will use vsnprintf instead of safe-sprintf option" >&5
-echo "$as_me: WARNING: will use vsnprintf instead of safe-sprintf option" >&2;}
-	else
-
-cat >>confdefs.h <<\EOF
-#define USE_SAFE_SPRINTF 1
-EOF
-
-	fi
-fi
-
-if test "x$with_getcap" = "xyes" ; then
-
-echo "$as_me:20770: checking for terminal-capability database functions" >&5
-echo $ECHO_N "checking for terminal-capability database functions... $ECHO_C" >&6
-if test "${cf_cv_cgetent+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+cat "conftest.$ac_ext" >&5
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 20777 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22472 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
+#include <stdarg.h>
+#include <stdio.h>
 int
 main (void)
 {
 
-	char temp[128];
-	char *buf = temp;
-	char *db_array = temp;
-	cgetent(&buf, &db_array, "vt100");
-	cgetcap(buf, "tc", '=');
-	cgetmatch(buf, "tc");
+	FILE strbuf;
+	char *str = "from";
 
+	strbuf._flag = _IOREAD;
+	strbuf._ptr = strbuf._base = (unsigned char *) str;
+	strbuf._cnt = strlen(str);
+	strbuf._file = _NFILE;
+	return (vfscanf(&strbuf, "%d", ap))
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20797: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22494: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20800: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20803: \"$ac_try\"") >&5
+  echo "$as_me:22497: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22500: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20806: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_cgetent=yes
+  echo "$as_me:22503: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_func_vsscanf=vfscanf
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_cgetent=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-
-fi
-echo "$as_me:20817: result: $cf_cv_cgetent" >&5
-echo "${ECHO_T}$cf_cv_cgetent" >&6
-
-if test "$cf_cv_cgetent" = yes
-then
-
-cat >>confdefs.h <<\EOF
-#define HAVE_BSD_CGETENT 1
-EOF
-
-echo "$as_me:20827: checking if cgetent uses const parameter" >&5
-echo $ECHO_N "checking if cgetent uses const parameter... $ECHO_C" >&6
-if test "${cf_cv_cgetent_const+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+cat "conftest.$ac_ext" >&5
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 20834 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22511 "configure"
 #include "confdefs.h"
 
-#pragma GCC diagnostic error "-Wincompatible-pointer-types-discards-qualifiers"
-#include <stdlib.h>
+#include <stdarg.h>
+#include <stdio.h>
 int
 main (void)
 {
 
-	char temp[128];
-	char *buf = temp;
-#ifndef _NETBSD_SOURCE			/* given, since April 2004 in stdlib.h */
-	const char *db_array = temp;
-	cgetent(&buf, &db_array, "vt100");
-#endif
-	cgetcap(buf, "tc", '=');
-	cgetmatch(buf, "tc");
+	FILE strbuf;
+	char *str = "from";
 
+	strbuf._flag = _IOREAD;
+	strbuf._ptr = strbuf._base = (unsigned char *) str;
+	strbuf._cnt = strlen(str);
+	strbuf._file = _NFILE;
+	return (_doscan(&strbuf, "%d", ap))
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20857: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22533: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20860: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20863: \"$ac_try\"") >&5
+  echo "$as_me:22536: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22539: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20866: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_cgetent_const=yes
+  echo "$as_me:22542: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_func_vsscanf=_doscan
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_cgetent_const=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+cat "conftest.$ac_ext" >&5
 
+cf_cv_func_vsscanf=no
 fi
-echo "$as_me:20877: result: $cf_cv_cgetent_const" >&5
-echo "${ECHO_T}$cf_cv_cgetent_const" >&6
-	if test "$cf_cv_cgetent_const" = yes
-	then
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:22557: result: $cf_cv_func_vsscanf" >&5
+echo "${ECHO_T}$cf_cv_func_vsscanf" >&6
 
-cat >>confdefs.h <<EOF
-#define CGETENT_CONST const
+case "$cf_cv_func_vsscanf" in
+(vsscanf)
+cat >>confdefs.h <<\EOF
+#define HAVE_VSSCANF 1
 EOF
+;;
+(vfscanf)
+cat >>confdefs.h <<\EOF
+#define HAVE_VFSCANF 1
+EOF
+;;
+(_doscan)
+cat >>confdefs.h <<\EOF
+#define HAVE__DOSCAN 1
+EOF
+;;
+esac
 
-	fi
-fi
-
-fi
+for ac_header in \
+unistd.h \
 
-echo "$as_me:20891: checking for isascii" >&5
-echo $ECHO_N "checking for isascii... $ECHO_C" >&6
-if test "${cf_cv_have_isascii+set}" = set; then
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:22583: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-
-	cat >conftest.$ac_ext <<_ACEOF
-#line 20898 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22589 "configure"
 #include "confdefs.h"
-#include <ctype.h>
-int
-main (void)
-{
-int x = isascii(' ')
-  ;
-  return 0;
-}
+#include <$ac_header>
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20910: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:20913: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20916: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
+if { (eval echo "$as_me:22593: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  echo "$as_me:20919: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_have_isascii=yes
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:22599: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_have_isascii=no
+  cat "conftest.$ac_ext" >&5
+  eval "$as_ac_Header=no"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:20930: result: $cf_cv_have_isascii" >&5
-echo "${ECHO_T}$cf_cv_have_isascii" >&6
-test "$cf_cv_have_isascii" = yes &&
-cat >>confdefs.h <<\EOF
-#define HAVE_ISASCII 1
+echo "$as_me:22618: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 EOF
 
-if test "$ac_cv_func_sigaction" = yes; then
-echo "$as_me:20938: checking whether sigaction needs _POSIX_SOURCE" >&5
-echo $ECHO_N "checking whether sigaction needs _POSIX_SOURCE... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line 20941 "configure"
+fi
+done
+
+echo "$as_me:22628: checking for working mkstemp" >&5
+echo $ECHO_N "checking for working mkstemp... $ECHO_C" >&6
+if test "${cf_cv_func_mkstemp+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+rm -rf ./conftest*
+if test "$cross_compiling" = yes; then
+  cf_cv_func_mkstemp=maybe
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22639 "configure"
 #include "confdefs.h"
 
-#include <sys/types.h>
-#include <signal.h>
-int
-main (void)
+$ac_includes_default
+
+int main(void)
 {
-struct sigaction act
-  ;
-  return 0;
+	char *tmpl = "conftestXXXXXX";
+	char name[2][80];
+	int n;
+	int result = 0;
+	int fd;
+	struct stat sb;
+
+	umask(077);
+	for (n = 0; n < 2; ++n) {
+		strcpy(name[n], tmpl);
+		if ((fd = mkstemp(name[n])) >= 0) {
+			if (!strcmp(name[n], tmpl)
+			 || stat(name[n], &sb) != 0
+			 || (sb.st_mode & S_IFMT) != S_IFREG
+			 || (sb.st_mode & 077) != 0) {
+				result = 1;
+			}
+			close(fd);
+		}
+	}
+	if (result == 0
+	 && !strcmp(name[0], name[1]))
+		result = 1;
+	${cf_cv_main_return:-return}(result);
 }
+
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:20955: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:22674: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20958: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:20961: \"$ac_try\"") >&5
+  echo "$as_me:22677: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:22679: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20964: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  sigact_bad=no
+  echo "$as_me:22682: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_func_mkstemp=yes
+
 else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_func_mkstemp=no
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 20972 "configure"
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+
+fi
+echo "$as_me:22697: result: $cf_cv_func_mkstemp" >&5
+echo "${ECHO_T}$cf_cv_func_mkstemp" >&6
+if test "x$cf_cv_func_mkstemp" = xmaybe ; then
+	echo "$as_me:22700: checking for mkstemp" >&5
+echo $ECHO_N "checking for mkstemp... $ECHO_C" >&6
+if test "${ac_cv_func_mkstemp+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22706 "configure"
 #include "confdefs.h"
+#define mkstemp autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef mkstemp
+
+#ifdef __cplusplus
+extern "C"
+#endif
+
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char mkstemp (void);
 
-#define _POSIX_SOURCE
-#include <sys/types.h>
-#include <signal.h>
 int
 main (void)
 {
-struct sigaction act
+
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_mkstemp) || defined (__stub___mkstemp)
+#error found stub for mkstemp
+#endif
+
+	return mkstemp ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:20987: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22737: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20990: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:20993: \"$ac_try\"") >&5
+  echo "$as_me:22740: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22743: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20996: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  sigact_bad=yes
-
-cat >>confdefs.h <<\EOF
-#define _POSIX_SOURCE 1
-EOF
-
+  echo "$as_me:22746: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_mkstemp=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-sigact_bad=unknown
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+cat "conftest.$ac_ext" >&5
+ac_cv_func_mkstemp=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-echo "$as_me:21012: result: $sigact_bad" >&5
-echo "${ECHO_T}$sigact_bad" >&6
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
+echo "$as_me:22756: result: $ac_cv_func_mkstemp" >&5
+echo "${ECHO_T}$ac_cv_func_mkstemp" >&6
 
-echo "$as_me:21016: checking if nanosleep really works" >&5
-echo $ECHO_N "checking if nanosleep really works... $ECHO_C" >&6
-if test "${cf_cv_func_nanosleep+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+fi
+if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
 
-if test "$cross_compiling" = yes; then
-  cf_cv_func_nanosleep=unknown
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 21026 "configure"
-#include "confdefs.h"
+cat >>confdefs.h <<\EOF
+#define HAVE_MKSTEMP 1
+EOF
 
-#include <stdio.h>
-#include <errno.h>
-#include <time.h>
+fi
 
-#ifdef HAVE_SYS_TIME_H
-#include <sys/time.h>
-#endif
+# setup for prototype of fallback for vsscanf()
 
-int main(void) {
-	struct timespec ts1, ts2;
-	int code;
-	ts1.tv_sec  = 0;
-	ts1.tv_nsec = 750000000;
-	ts2.tv_sec  = 0;
-	ts2.tv_nsec = 0;
-	errno = 0;
-	code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
-	${cf_cv_main_return:-return}(code != 0);
-}
+if test "$cf_cv_func_vsscanf" = vsscanf ; then
+	HAVE_VSSCANF=1
+else
+	HAVE_VSSCANF=0
+fi
 
+if test "x$cross_compiling" = xyes ; then
+	{ echo "$as_me:22777: WARNING: cross compiling: assume setvbuf params not reversed" >&5
+echo "$as_me: WARNING: cross compiling: assume setvbuf params not reversed" >&2;}
+else
+	echo "$as_me:22780: checking whether setvbuf arguments are reversed" >&5
+echo $ECHO_N "checking whether setvbuf arguments are reversed... $ECHO_C" >&6
+if test "${ac_cv_func_setvbuf_reversed+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test "$cross_compiling" = yes; then
+  { { echo "$as_me:22786: error: cannot run test program while cross compiling" >&5
+echo "$as_me: error: cannot run test program while cross compiling" >&2;}
+   { (exit 1); exit 1; }; }
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22791 "configure"
+#include "confdefs.h"
+#include <stdio.h>
+/* If setvbuf has the reversed format, exit 0. */
+int
+main (void)
+{
+  /* This call has the arguments reversed.
+     A reversed system may check and see that the address of main
+     is not _IOLBF, _IONBF, or _IOFBF, and return nonzero.  */
+  if (setvbuf(stdout, _IOLBF, (char *) main, BUFSIZ) != 0)
+    $ac_main_return(1);
+  putc('\r', stdout);
+  $ac_main_return(0);			/* Non-reversed systems segv here.  */
+}
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:21051: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:22808: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21054: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:21056: \"$ac_try\"") >&5
+  echo "$as_me:22811: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:22813: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21059: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_func_nanosleep=yes
+  echo "$as_me:22816: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_setvbuf_reversed=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_func_nanosleep=no
+cat "conftest.$ac_ext" >&5
+ac_cv_func_setvbuf_reversed=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+rm -f core ./core.* ./*.core
 fi
-echo "$as_me:21071: result: $cf_cv_func_nanosleep" >&5
-echo "${ECHO_T}$cf_cv_func_nanosleep" >&6
+echo "$as_me:22829: result: $ac_cv_func_setvbuf_reversed" >&5
+echo "${ECHO_T}$ac_cv_func_setvbuf_reversed" >&6
+if test $ac_cv_func_setvbuf_reversed = yes; then
 
-test "$cf_cv_func_nanosleep" = "yes" &&
 cat >>confdefs.h <<\EOF
-#define HAVE_NANOSLEEP 1
+#define SETVBUF_REVERSED 1
 EOF
 
-for ac_header in \
-termio.h \
-termios.h \
-unistd.h \
-sys/ioctl.h \
-sys/termio.h \
+fi
 
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:21088: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
+fi
+echo "$as_me:22840: checking for intptr_t" >&5
+echo $ECHO_N "checking for intptr_t... $ECHO_C" >&6
+if test "${ac_cv_type_intptr_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 21094 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22846 "configure"
 #include "confdefs.h"
-#include <$ac_header>
+$ac_includes_default
+int
+main (void)
+{
+if ((intptr_t *) 0)
+  return 0;
+if (sizeof (intptr_t))
+  return 0;
+  ;
+  return 0;
+}
 _ACEOF
-if { (eval echo "$as_me:21098: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:22861: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:21104: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  eval "$as_ac_Header=yes"
+  echo "$as_me:22864: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:22867: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:22870: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_type_intptr_t=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  eval "$as_ac_Header=no"
+cat "conftest.$ac_ext" >&5
+ac_cv_type_intptr_t=no
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:21123: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+echo "$as_me:22880: result: $ac_cv_type_intptr_t" >&5
+echo "${ECHO_T}$ac_cv_type_intptr_t" >&6
+if test "$ac_cv_type_intptr_t" = yes; then
+  :
+else
+
+cat >>confdefs.h <<EOF
+#define intptr_t long
 EOF
 
 fi
-done
 
-if test "$ac_cv_header_termios_h" = yes ; then
-	case "$CFLAGS $CPPFLAGS" in
-	(*-D_POSIX_SOURCE*)
-		termios_bad=dunno ;;
-	(*)	termios_bad=maybe ;;
-	esac
-	if test "$termios_bad" = maybe ; then
-	echo "$as_me:21140: checking whether termios.h needs _POSIX_SOURCE" >&5
-echo $ECHO_N "checking whether termios.h needs _POSIX_SOURCE... $ECHO_C" >&6
-	cat >conftest.$ac_ext <<_ACEOF
-#line 21143 "configure"
+echo "$as_me:22892: checking for ssize_t" >&5
+echo $ECHO_N "checking for ssize_t... $ECHO_C" >&6
+if test "${ac_cv_type_ssize_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22898 "configure"
 #include "confdefs.h"
-#include <termios.h>
+$ac_includes_default
 int
 main (void)
 {
-struct termios foo; int x = foo.c_iflag = 1; (void)x
+if ((ssize_t *) 0)
+  return 0;
+if (sizeof (ssize_t))
+  return 0;
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:21155: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:22913: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:21158: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:21161: \"$ac_try\"") >&5
+  echo "$as_me:22916: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:22919: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21164: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  termios_bad=no
+  echo "$as_me:22922: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_type_ssize_t=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_type_ssize_t=no
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+echo "$as_me:22932: result: $ac_cv_type_ssize_t" >&5
+echo "${ECHO_T}$ac_cv_type_ssize_t" >&6
+if test "$ac_cv_type_ssize_t" = yes; then
+  :
+else
+
+cat >>confdefs.h <<EOF
+#define ssize_t int
+EOF
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 21172 "configure"
+fi
+
+echo "$as_me:22944: checking for type sigaction_t" >&5
+echo $ECHO_N "checking for type sigaction_t... $ECHO_C" >&6
+if test "${cf_cv_type_sigaction+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 22951 "configure"
 #include "confdefs.h"
 
-#define _POSIX_SOURCE
-#include <termios.h>
+#include <signal.h>
 int
 main (void)
 {
-struct termios foo; int x = foo.c_iflag = 2; (void)x
+sigaction_t x
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:21186: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:22964: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:21189: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:21192: \"$ac_try\"") >&5
+  echo "$as_me:22967: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:22970: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21195: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  termios_bad=unknown
+  echo "$as_me:22973: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_type_sigaction=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-termios_bad=yes
-cat >>confdefs.h <<\EOF
-#define _POSIX_SOURCE 1
-EOF
-
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-
+cat "conftest.$ac_ext" >&5
+cf_cv_type_sigaction=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-	echo "$as_me:21211: result: $termios_bad" >&5
-echo "${ECHO_T}$termios_bad" >&6
-	fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 
-echo "$as_me:21216: checking for tcgetattr" >&5
-echo $ECHO_N "checking for tcgetattr... $ECHO_C" >&6
-if test "${cf_cv_have_tcgetattr+set}" = set; then
+echo "$as_me:22984: result: $cf_cv_type_sigaction" >&5
+echo "${ECHO_T}$cf_cv_type_sigaction" >&6
+test "$cf_cv_type_sigaction" = yes &&
+cat >>confdefs.h <<\EOF
+#define HAVE_TYPE_SIGACTION 1
+EOF
+
+echo "$as_me:22991: checking declaration of size-change" >&5
+echo $ECHO_N "checking declaration of size-change... $ECHO_C" >&6
+if test "${cf_cv_sizechange+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 21223 "configure"
-#include "confdefs.h"
+	cf_cv_sizechange=unknown
+	cf_save_CPPFLAGS="$CPPFLAGS"
+
+for cf_opts in "" "NEED_PTEM_H"
+do
 
+	CPPFLAGS="$cf_save_CPPFLAGS"
+	if test -n "$cf_opts"
+	then
+
+	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+	CPPFLAGS="${CPPFLAGS}-D$cf_opts"
+
+	fi
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 23012 "configure"
+#include "confdefs.h"
 #include <sys/types.h>
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
 #ifdef HAVE_TERMIOS_H
 #include <termios.h>
-#define TTY struct termios
 #else
 #ifdef HAVE_TERMIO_H
 #include <termio.h>
-#define TTY struct termio
 #endif
 #endif
 
+#ifdef NEED_PTEM_H
+/* This is a workaround for SCO:  they neglected to define struct winsize in
+ * termios.h -- it is only in termio.h and ptem.h
+ */
+#include <sys/stream.h>
+#include <sys/ptem.h>
+#endif
+
+#ifdef HAVE_SYS_IOCTL_H
+#include <sys/ioctl.h>
+#endif
+
 int
 main (void)
 {
 
-TTY foo;
-tcgetattr(1, &foo);
+#ifdef TIOCGSIZE
+	struct ttysize win;	/* SunOS 3.0... */
+	int y = win.ts_lines = 2;
+	int x = win.ts_cols = 1;
+	(void)y;
+	(void)x;
+#else
+#ifdef TIOCGWINSZ
+	struct winsize win;	/* everything else */
+	int y = win.ws_row = 2;
+	int x = win.ws_col = 1;
+	(void)y;
+	(void)x;
+#else
+	no TIOCGSIZE or TIOCGWINSZ
+#endif /* TIOCGWINSZ */
+#endif /* TIOCGSIZE */
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:21251: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:23062: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:21254: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:21257: \"$ac_try\"") >&5
+  echo "$as_me:23065: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:23068: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21260: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_have_tcgetattr=yes
+  echo "$as_me:23071: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_sizechange=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_have_tcgetattr=no
+cat "conftest.$ac_ext" >&5
+cf_cv_sizechange=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+
+	CPPFLAGS="$cf_save_CPPFLAGS"
+	if test "$cf_cv_sizechange" = yes ; then
+		echo "size-change succeeded ($cf_opts)" >&5
+		test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
+		break
+	fi
+done
+
 fi
-echo "$as_me:21270: result: $cf_cv_have_tcgetattr" >&5
-echo "${ECHO_T}$cf_cv_have_tcgetattr" >&6
-test "$cf_cv_have_tcgetattr" = yes &&
+echo "$as_me:23090: result: $cf_cv_sizechange" >&5
+echo "${ECHO_T}$cf_cv_sizechange" >&6
+if test "$cf_cv_sizechange" != no ; then
+
 cat >>confdefs.h <<\EOF
-#define HAVE_TCGETATTR 1
+#define HAVE_SIZECHANGE 1
 EOF
 
-echo "$as_me:21277: checking for vsscanf function or workaround" >&5
-echo $ECHO_N "checking for vsscanf function or workaround... $ECHO_C" >&6
-if test "${cf_cv_func_vsscanf+set}" = set; then
+	case "$cf_cv_sizechange" in
+	(NEED*)
+		cat >>confdefs.h <<EOF
+#define $cf_cv_sizechange  1
+EOF
+
+		;;
+	esac
+fi
+
+echo "$as_me:23108: checking for memmove" >&5
+echo $ECHO_N "checking for memmove... $ECHO_C" >&6
+if test "${ac_cv_func_memmove+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-
-cat >conftest.$ac_ext <<_ACEOF
-#line 21284 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 23114 "configure"
 #include "confdefs.h"
+#define memmove autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef memmove
+
+#ifdef __cplusplus
+extern "C"
+#endif
+
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char memmove (void);
 
-#include <stdarg.h>
-#include <stdio.h>
 int
 main (void)
 {
 
-	va_list ap;
-	vsscanf("from", "%d", ap)
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_memmove) || defined (__stub___memmove)
+#error found stub for memmove
+#endif
+
+	return memmove ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:21300: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23145: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21303: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:21306: \"$ac_try\"") >&5
+  echo "$as_me:23148: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:23151: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21309: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_func_vsscanf=vsscanf
+  echo "$as_me:23154: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_memmove=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_func_memmove=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:23164: result: $ac_cv_func_memmove" >&5
+echo "${ECHO_T}$ac_cv_func_memmove" >&6
+if test "$ac_cv_func_memmove" = yes; then
+  :
+else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 21317 "configure"
+echo "$as_me:23170: checking for bcopy" >&5
+echo $ECHO_N "checking for bcopy... $ECHO_C" >&6
+if test "${ac_cv_func_bcopy+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 23176 "configure"
 #include "confdefs.h"
+#define bcopy autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef bcopy
+
+#ifdef __cplusplus
+extern "C"
+#endif
+
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char bcopy (void);
 
-#include <stdarg.h>
-#include <stdio.h>
 int
 main (void)
 {
 
-	FILE strbuf;
-	char *str = "from";
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_bcopy) || defined (__stub___bcopy)
+#error found stub for bcopy
+#endif
 
-	strbuf._flag = _IOREAD;
-	strbuf._ptr = strbuf._base = (unsigned char *) str;
-	strbuf._cnt = strlen(str);
-	strbuf._file = _NFILE;
-	return (vfscanf(&strbuf, "%d", ap))
+	return bcopy ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:21339: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23207: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21342: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:21345: \"$ac_try\"") >&5
+  echo "$as_me:23210: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:23213: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21348: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_func_vsscanf=vfscanf
+  echo "$as_me:23216: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_bcopy=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_func_bcopy=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:23226: result: $ac_cv_func_bcopy" >&5
+echo "${ECHO_T}$ac_cv_func_bcopy" >&6
+if test "$ac_cv_func_bcopy" = yes; then
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 21356 "configure"
-#include "confdefs.h"
+	echo "$as_me:23230: checking if bcopy does overlapping moves" >&5
+echo $ECHO_N "checking if bcopy does overlapping moves... $ECHO_C" >&6
+if test "${cf_cv_good_bcopy+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
 
-#include <stdarg.h>
-#include <stdio.h>
-int
-main (void)
-{
+		if test "$cross_compiling" = yes; then
+  cf_cv_good_bcopy=unknown
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 23240 "configure"
+#include "confdefs.h"
 
-	FILE strbuf;
-	char *str = "from";
+$ac_includes_default
 
-	strbuf._flag = _IOREAD;
-	strbuf._ptr = strbuf._base = (unsigned char *) str;
-	strbuf._cnt = strlen(str);
-	strbuf._file = _NFILE;
-	return (_doscan(&strbuf, "%d", ap))
-  ;
-  return 0;
+int main(void) {
+	static char data[] = "abcdefghijklmnopqrstuwwxyz";
+	char temp[40];
+	bcopy(data, temp, sizeof(data));
+	bcopy(temp+10, temp, 15);
+	bcopy(temp+5, temp+15, 10);
+	${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
 }
+
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:21378: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:23256: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21381: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:21384: \"$ac_try\"") >&5
+  echo "$as_me:23259: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:23261: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21387: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_func_vsscanf=_doscan
+  echo "$as_me:23264: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_good_bcopy=yes
 else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-
-cf_cv_func_vsscanf=no
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_good_bcopy=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+echo "$as_me:23277: result: $cf_cv_good_bcopy" >&5
+echo "${ECHO_T}$cf_cv_good_bcopy" >&6
+
+else
+  cf_cv_good_bcopy=no
 fi
-echo "$as_me:21402: result: $cf_cv_func_vsscanf" >&5
-echo "${ECHO_T}$cf_cv_func_vsscanf" >&6
 
-case $cf_cv_func_vsscanf in
-(vsscanf)
-cat >>confdefs.h <<\EOF
-#define HAVE_VSSCANF 1
-EOF
-;;
-(vfscanf)
+	if test "$cf_cv_good_bcopy" = yes ; then
+
 cat >>confdefs.h <<\EOF
-#define HAVE_VFSCANF 1
+#define USE_OK_BCOPY 1
 EOF
-;;
-(_doscan)
+
+	else
+
 cat >>confdefs.h <<\EOF
-#define HAVE__DOSCAN 1
+#define USE_MY_MEMMOVE 1
 EOF
-;;
-esac
 
-for ac_header in \
-unistd.h \
+	fi
 
+fi
+
+tty >/dev/null 2>&1 || {
+for ac_func in posix_openpt
 do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:21428: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:23304: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 21434 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 23310 "configure"
 #include "confdefs.h"
-#include <$ac_header>
+#define $ac_func autoconf_temporary
+#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
+#undef $ac_func
+
+#ifdef __cplusplus
+extern "C"
+#endif
+
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char $ac_func (void);
+
+int
+main (void)
+{
+
+/* The GNU C library defines stubs for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+#error found stub for $ac_func
+#endif
+
+	return $ac_func ();
+  ;
+  return 0;
+}
 _ACEOF
-if { (eval echo "$as_me:21438: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23341: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:21444: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  eval "$as_ac_Header=yes"
+  echo "$as_me:23344: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:23347: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:23350: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  eval "$as_ac_Header=no"
+cat "conftest.$ac_ext" >&5
+eval "$as_ac_var=no"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:21463: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+echo "$as_me:23360: result: `eval echo '${'"$as_ac_var"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_var"'}'`" >&6
+if test "`eval echo '${'"$as_ac_var"'}'`" = yes; then
   cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
 EOF
 
 fi
 done
-
-echo "$as_me:21473: checking for working mkstemp" >&5
-echo $ECHO_N "checking for working mkstemp... $ECHO_C" >&6
-if test "${cf_cv_func_mkstemp+set}" = set; then
+ }
+echo "$as_me:23370: checking if poll really works" >&5
+echo $ECHO_N "checking if poll really works... $ECHO_C" >&6
+if test "${cf_cv_working_poll+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-rm -rf conftest*
 if test "$cross_compiling" = yes; then
-  cf_cv_func_mkstemp=maybe
+  cf_cv_working_poll=unknown
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 21484 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 23380 "configure"
 #include "confdefs.h"
 
-#include <sys/types.h>
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
+$ac_includes_default
+
+#include <fcntl.h>
+
+#ifdef HAVE_POLL_H
+#include <poll.h>
+#else
+#include <sys/poll.h>
 #endif
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <sys/stat.h>
-int main(void)
-{
-	char *tmpl = "conftestXXXXXX";
-	char name[2][80];
-	int n;
-	int result = 0;
-	int fd;
-	struct stat sb;
 
-	umask(077);
-	for (n = 0; n < 2; ++n) {
-		strcpy(name[n], tmpl);
-		if ((fd = mkstemp(name[n])) >= 0) {
-			if (!strcmp(name[n], tmpl)
-			 || stat(name[n], &sb) != 0
-			 || (sb.st_mode & S_IFMT) != S_IFREG
-			 || (sb.st_mode & 077) != 0) {
-				result = 1;
-			}
-			close(fd);
+int main(void) {
+	struct pollfd myfds;
+	int ret;
+
+	/* check for Darwin bug with respect to "devices" */
+	myfds.fd = open("/dev/null", 1);	/* O_WRONLY */
+	if (myfds.fd < 0)
+		myfds.fd = 0;
+	myfds.events = POLLIN;
+	myfds.revents = 0;
+
+	ret = poll(&myfds, 1, 100);
+
+	if (ret < 0 || (myfds.revents & POLLNVAL)) {
+		ret = -1;
+	} else {
+		int fd = 0;
+		if (!isatty(fd)) {
+			fd = open("/dev/tty", 2);	/* O_RDWR */
+		}
+#ifdef HAVE_POSIX_OPENPT
+		if (fd < 0) {
+			fd = posix_openpt(O_RDWR);
+		}
+#endif
+
+		if (fd >= 0) {
+			/* also check with standard input */
+			myfds.fd = fd;
+			myfds.events = POLLIN;
+			myfds.revents = 0;
+			ret = poll(&myfds, 1, 100);
+		} else {
+			ret = -1;
 		}
 	}
-	if (result == 0
-	 && !strcmp(name[0], name[1]))
-		result = 1;
-	${cf_cv_main_return:-return}(result);
+	${cf_cv_main_return:-return}(ret < 0);
 }
-
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:21525: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:23433: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21528: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:21530: \"$ac_try\"") >&5
+  echo "$as_me:23436: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:23438: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21533: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_func_mkstemp=yes
-
+  echo "$as_me:23441: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_working_poll=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_func_mkstemp=no
-
+cat "conftest.$ac_ext" >&5
+cf_cv_working_poll=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-
 fi
-echo "$as_me:21548: result: $cf_cv_func_mkstemp" >&5
-echo "${ECHO_T}$cf_cv_func_mkstemp" >&6
-if test "x$cf_cv_func_mkstemp" = xmaybe ; then
-	echo "$as_me:21551: checking for mkstemp" >&5
-echo $ECHO_N "checking for mkstemp... $ECHO_C" >&6
-if test "${ac_cv_func_mkstemp+set}" = set; then
+echo "$as_me:23453: result: $cf_cv_working_poll" >&5
+echo "${ECHO_T}$cf_cv_working_poll" >&6
+test "$cf_cv_working_poll" = "yes" &&
+cat >>confdefs.h <<\EOF
+#define HAVE_WORKING_POLL 1
+EOF
+
+echo "$as_me:23460: checking for va_copy" >&5
+echo $ECHO_N "checking for va_copy... $ECHO_C" >&6
+if test "${cf_cv_have_va_copy+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 21557 "configure"
-#include "confdefs.h"
-#define mkstemp autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef mkstemp
 
-#ifdef __cplusplus
-extern "C"
-#endif
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 23467 "configure"
+#include "confdefs.h"
 
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char mkstemp (void);
+#include <stdarg.h>
 
 int
 main (void)
 {
 
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_mkstemp) || defined (__stub___mkstemp)
-#error found stub for mkstemp
-#endif
-
-	return mkstemp ();
+	static va_list dst;
+	static va_list src;
+	va_copy(dst, src)
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:21588: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23484: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21591: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:21594: \"$ac_try\"") >&5
+  echo "$as_me:23487: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:23490: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21597: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_mkstemp=yes
+  echo "$as_me:23493: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_have_va_copy=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_mkstemp=no
+cat "conftest.$ac_ext" >&5
+cf_cv_have_va_copy=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:21607: result: $ac_cv_func_mkstemp" >&5
-echo "${ECHO_T}$ac_cv_func_mkstemp" >&6
+echo "$as_me:23503: result: $cf_cv_have_va_copy" >&5
+echo "${ECHO_T}$cf_cv_have_va_copy" >&6
 
-fi
-if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
+if test "$cf_cv_have_va_copy" = yes;
+then
 
 cat >>confdefs.h <<\EOF
-#define HAVE_MKSTEMP 1
+#define HAVE_VA_COPY 1
 EOF
 
-fi
-
-# setup for prototype of fallback for vsscanf()
-
-if test "$cf_cv_func_vsscanf" = vsscanf ; then
-	HAVE_VSSCANF=1
-else
-	HAVE_VSSCANF=0
-fi
+else # !cf_cv_have_va_copy
 
-if test "x$cross_compiling" = xyes ; then
-	{ echo "$as_me:21628: WARNING: cross compiling: assume setvbuf params not reversed" >&5
-echo "$as_me: WARNING: cross compiling: assume setvbuf params not reversed" >&2;}
-else
-	echo "$as_me:21631: checking whether setvbuf arguments are reversed" >&5
-echo $ECHO_N "checking whether setvbuf arguments are reversed... $ECHO_C" >&6
-if test "${ac_cv_func_setvbuf_reversed+set}" = set; then
+echo "$as_me:23515: checking for __va_copy" >&5
+echo $ECHO_N "checking for __va_copy... $ECHO_C" >&6
+if test "${cf_cv_have___va_copy+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  if test "$cross_compiling" = yes; then
-  { { echo "$as_me:21637: error: cannot run test program while cross compiling" >&5
-echo "$as_me: error: cannot run test program while cross compiling" >&2;}
-   { (exit 1); exit 1; }; }
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 21642 "configure"
-#include "confdefs.h"
-#include <stdio.h>
-/* If setvbuf has the reversed format, exit 0. */
-int
-main (void)
-{
-  /* This call has the arguments reversed.
-     A reversed system may check and see that the address of main
-     is not _IOLBF, _IONBF, or _IOFBF, and return nonzero.  */
-  if (setvbuf(stdout, _IOLBF, (char *) main, BUFSIZ) != 0)
-    $ac_main_return(1);
-  putc('\r', stdout);
-  $ac_main_return(0);			/* Non-reversed systems segv here.  */
-}
-_ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:21659: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:21662: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:21664: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:21667: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_setvbuf_reversed=yes
-else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_setvbuf_reversed=no
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
-rm -f core core.* *.core
-fi
-echo "$as_me:21680: result: $ac_cv_func_setvbuf_reversed" >&5
-echo "${ECHO_T}$ac_cv_func_setvbuf_reversed" >&6
-if test $ac_cv_func_setvbuf_reversed = yes; then
 
-cat >>confdefs.h <<\EOF
-#define SETVBUF_REVERSED 1
-EOF
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 23522 "configure"
+#include "confdefs.h"
 
-fi
+#include <stdarg.h>
 
-fi
-echo "$as_me:21691: checking for intptr_t" >&5
-echo $ECHO_N "checking for intptr_t... $ECHO_C" >&6
-if test "${ac_cv_type_intptr_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 21697 "configure"
-#include "confdefs.h"
-$ac_includes_default
 int
 main (void)
 {
-if ((intptr_t *) 0)
-  return 0;
-if (sizeof (intptr_t))
-  return 0;
+
+	static va_list dst;
+	static va_list src;
+	__va_copy(dst, src)
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:21712: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23539: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21715: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:21718: \"$ac_try\"") >&5
+  echo "$as_me:23542: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:23545: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21721: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_type_intptr_t=yes
+  echo "$as_me:23548: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_have___va_copy=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_type_intptr_t=no
+cat "conftest.$ac_ext" >&5
+cf_cv_have___va_copy=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:21731: result: $ac_cv_type_intptr_t" >&5
-echo "${ECHO_T}$ac_cv_type_intptr_t" >&6
-if test $ac_cv_type_intptr_t = yes; then
-  :
-else
+echo "$as_me:23558: result: $cf_cv_have___va_copy" >&5
+echo "${ECHO_T}$cf_cv_have___va_copy" >&6
 
-cat >>confdefs.h <<EOF
-#define intptr_t long
+if test "$cf_cv_have___va_copy" = yes
+then
+
+cat >>confdefs.h <<\EOF
+#define HAVE___VA_COPY 1
 EOF
 
-fi
+else # !cf_cv_have___va_copy
 
-echo "$as_me:21743: checking for ssize_t" >&5
-echo $ECHO_N "checking for ssize_t... $ECHO_C" >&6
-if test "${ac_cv_type_ssize_t+set}" = set; then
+echo "$as_me:23570: checking for __builtin_va_copy" >&5
+echo $ECHO_N "checking for __builtin_va_copy... $ECHO_C" >&6
+if test "${cf_cv_have___builtin_va_copy+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 21749 "configure"
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 23577 "configure"
 #include "confdefs.h"
-$ac_includes_default
+
+#include <stdarg.h>
+
 int
 main (void)
 {
-if ((ssize_t *) 0)
-  return 0;
-if (sizeof (ssize_t))
-  return 0;
+
+	static va_list dst;
+	static va_list src;
+	__builtin_va_copy(dst, src)
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:21764: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23594: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21767: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:21770: \"$ac_try\"") >&5
+  echo "$as_me:23597: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:23600: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21773: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_type_ssize_t=yes
+  echo "$as_me:23603: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_have___builtin_va_copy=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_type_ssize_t=no
+cat "conftest.$ac_ext" >&5
+cf_cv_have___builtin_va_copy=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:21783: result: $ac_cv_type_ssize_t" >&5
-echo "${ECHO_T}$ac_cv_type_ssize_t" >&6
-if test $ac_cv_type_ssize_t = yes; then
-  :
-else
+echo "$as_me:23613: result: $cf_cv_have___builtin_va_copy" >&5
+echo "${ECHO_T}$cf_cv_have___builtin_va_copy" >&6
 
-cat >>confdefs.h <<EOF
-#define ssize_t int
+test "$cf_cv_have___builtin_va_copy" = yes &&
+
+cat >>confdefs.h <<\EOF
+#define HAVE___BUILTIN_VA_COPY 1
 EOF
 
-fi
+fi # cf_cv_have___va_copy
 
-echo "$as_me:21795: checking for type sigaction_t" >&5
-echo $ECHO_N "checking for type sigaction_t... $ECHO_C" >&6
-if test "${cf_cv_type_sigaction+set}" = set; then
+fi # cf_cv_have_va_copy
+
+case "${cf_cv_have_va_copy}${cf_cv_have___va_copy}${cf_cv_have___builtin_va_copy}" in
+(*yes*)
+	;;
+
+(*)
+	echo "$as_me:23631: checking if we can simply copy va_list" >&5
+echo $ECHO_N "checking if we can simply copy va_list... $ECHO_C" >&6
+if test "${cf_cv_pointer_va_list+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 21802 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 23638 "configure"
 #include "confdefs.h"
 
-#include <signal.h>
+#include <stdarg.h>
+
 int
 main (void)
 {
-sigaction_t x
+
+	va_list dst;
+	va_list src;
+	dst = src
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:21815: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23655: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21818: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:21821: \"$ac_try\"") >&5
+  echo "$as_me:23658: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:23661: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21824: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_type_sigaction=yes
+  echo "$as_me:23664: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_pointer_va_list=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_type_sigaction=no
+cat "conftest.$ac_ext" >&5
+cf_cv_pointer_va_list=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
+echo "$as_me:23674: result: $cf_cv_pointer_va_list" >&5
+echo "${ECHO_T}$cf_cv_pointer_va_list" >&6
 
-echo "$as_me:21835: result: $cf_cv_type_sigaction" >&5
-echo "${ECHO_T}$cf_cv_type_sigaction" >&6
-test "$cf_cv_type_sigaction" = yes &&
-cat >>confdefs.h <<\EOF
-#define HAVE_TYPE_SIGACTION 1
-EOF
-
-echo "$as_me:21842: checking declaration of size-change" >&5
-echo $ECHO_N "checking declaration of size-change... $ECHO_C" >&6
-if test "${cf_cv_sizechange+set}" = set; then
+	if test "$cf_cv_pointer_va_list" = no
+	then
+		echo "$as_me:23679: checking if we can copy va_list indirectly" >&5
+echo $ECHO_N "checking if we can copy va_list indirectly... $ECHO_C" >&6
+if test "${cf_cv_array_va_list+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cf_cv_sizechange=unknown
-	cf_save_CPPFLAGS="$CPPFLAGS"
-
-for cf_opts in "" "NEED_PTEM_H"
-do
-
-	CPPFLAGS="$cf_save_CPPFLAGS"
-	if test -n "$cf_opts"
-	then
-
-	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
-	CPPFLAGS="${CPPFLAGS}-D$cf_opts"
-
-	fi
-	cat >conftest.$ac_ext <<_ACEOF
-#line 21863 "configure"
-#include "confdefs.h"
-#include <sys/types.h>
-#ifdef HAVE_TERMIOS_H
-#include <termios.h>
-#else
-#ifdef HAVE_TERMIO_H
-#include <termio.h>
-#endif
-#endif
-
-#ifdef NEED_PTEM_H
-/* This is a workaround for SCO:  they neglected to define struct winsize in
- * termios.h -- it's only in termio.h and ptem.h
- */
-#include <sys/stream.h>
-#include <sys/ptem.h>
-#endif
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 23686 "configure"
+#include "confdefs.h"
 
-#ifdef HAVE_SYS_IOCTL_H
-#include <sys/ioctl.h>
-#endif
+#include <stdarg.h>
 
 int
 main (void)
 {
 
-#ifdef TIOCGSIZE
-	struct ttysize win;	/* SunOS 3.0... */
-	int y = win.ts_lines = 2;
-	int x = win.ts_cols = 1;
-	(void)y;
-	(void)x;
-#else
-#ifdef TIOCGWINSZ
-	struct winsize win;	/* everything else */
-	int y = win.ws_row = 2;
-	int x = win.ws_col = 1;
-	(void)y;
-	(void)x;
-#else
-	no TIOCGSIZE or TIOCGWINSZ
-#endif /* TIOCGWINSZ */
-#endif /* TIOCGSIZE */
-
+	va_list dst;
+	va_list src;
+	*dst = *src
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:21913: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23703: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21916: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:21919: \"$ac_try\"") >&5
+  echo "$as_me:23706: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:23709: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21922: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_sizechange=yes
+  echo "$as_me:23712: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_array_va_list=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_sizechange=no
+cat "conftest.$ac_ext" >&5
+cf_cv_array_va_list=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+echo "$as_me:23722: result: $cf_cv_array_va_list" >&5
+echo "${ECHO_T}$cf_cv_array_va_list" >&6
+		test "$cf_cv_array_va_list" = yes &&
+cat >>confdefs.h <<\EOF
+#define ARRAY_VA_LIST 1
+EOF
 
-	CPPFLAGS="$cf_save_CPPFLAGS"
-	if test "$cf_cv_sizechange" = yes ; then
-		echo "size-change succeeded ($cf_opts)" >&5
-		test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
-		break
 	fi
-done
+	;;
+esac
 
+echo "$as_me:23733: checking for pid_t" >&5
+echo $ECHO_N "checking for pid_t... $ECHO_C" >&6
+if test "${ac_cv_type_pid_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 23739 "configure"
+#include "confdefs.h"
+$ac_includes_default
+int
+main (void)
+{
+if ((pid_t *) 0)
+  return 0;
+if (sizeof (pid_t))
+  return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:23754: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:23757: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:23760: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:23763: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_type_pid_t=yes
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_type_pid_t=no
 fi
-echo "$as_me:21941: result: $cf_cv_sizechange" >&5
-echo "${ECHO_T}$cf_cv_sizechange" >&6
-if test "$cf_cv_sizechange" != no ; then
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+echo "$as_me:23773: result: $ac_cv_type_pid_t" >&5
+echo "${ECHO_T}$ac_cv_type_pid_t" >&6
+if test "$ac_cv_type_pid_t" = yes; then
+  :
+else
 
-cat >>confdefs.h <<\EOF
-#define HAVE_SIZECHANGE 1
+cat >>confdefs.h <<EOF
+#define pid_t int
 EOF
 
-	case $cf_cv_sizechange in
-	(NEED*)
-		cat >>confdefs.h <<EOF
-#define $cf_cv_sizechange  1
+fi
+
+for ac_header in unistd.h vfork.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:23788: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 23794 "configure"
+#include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:23798: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:23804: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  eval "$as_ac_Header=no"
+fi
+rm -f conftest.err "conftest.$ac_ext"
+fi
+echo "$as_me:23823: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 EOF
 
-		;;
-	esac
 fi
+done
 
-echo "$as_me:21959: checking for memmove" >&5
-echo $ECHO_N "checking for memmove... $ECHO_C" >&6
-if test "${ac_cv_func_memmove+set}" = set; then
+for ac_func in fork vfork
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:23836: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 21965 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 23842 "configure"
 #include "confdefs.h"
-#define memmove autoconf_temporary
+#define $ac_func autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef memmove
+#undef $ac_func
 
 #ifdef __cplusplus
 extern "C"
@@ -21974,7 +23851,7 @@ extern "C"
 
 /* We use char because int might match the return type of a gcc2
    builtin and then its argument prototype would still apply.  */
-char memmove (void);
+char $ac_func (void);
 
 int
 main (void)
@@ -21983,1131 +23860,1456 @@ main (void)
 /* The GNU C library defines stubs for functions which it implements
     to always fail with ENOSYS.  Some functions are actually named
     something starting with __ and the normal name is an alias.  */
-#if defined (__stub_memmove) || defined (__stub___memmove)
-#error found stub for memmove
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+#error found stub for $ac_func
 #endif
 
-	return memmove ();
+	return $ac_func ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:21996: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:23873: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21999: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22002: \"$ac_try\"") >&5
+  echo "$as_me:23876: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:23879: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22005: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_memmove=yes
+  echo "$as_me:23882: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_memmove=no
+cat "conftest.$ac_ext" >&5
+eval "$as_ac_var=no"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:22015: result: $ac_cv_func_memmove" >&5
-echo "${ECHO_T}$ac_cv_func_memmove" >&6
-if test $ac_cv_func_memmove = yes; then
-  :
+echo "$as_me:23892: result: `eval echo '${'"$as_ac_var"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_var"'}'`" >&6
+if test "`eval echo '${'"$as_ac_var"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+EOF
+
+fi
+done
+
+ac_cv_func_fork_works=$ac_cv_func_fork
+if test "x$ac_cv_func_fork" = xyes; then
+  echo "$as_me:23904: checking for working fork" >&5
+echo $ECHO_N "checking for working fork... $ECHO_C" >&6
+if test "${ac_cv_func_fork_works+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test "$cross_compiling" = yes; then
+  ac_cv_func_fork_works=cross
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+/* By Rüdiger Kuhlmann. */
+      #include <sys/types.h>
+      #if HAVE_UNISTD_H
+      # include <unistd.h>
+      #endif
+      /* Some systems only have a dummy stub for fork() */
+      int main (void)
+      {
+        if (fork() < 0)
+          $ac_main_return (1);
+        $ac_main_return (0);
+      }
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:23927: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:23930: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:23932: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:23935: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_fork_works=yes
 else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_cv_func_fork_works=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+fi
+echo "$as_me:23947: result: $ac_cv_func_fork_works" >&5
+echo "${ECHO_T}$ac_cv_func_fork_works" >&6
 
-echo "$as_me:22021: checking for bcopy" >&5
-echo $ECHO_N "checking for bcopy... $ECHO_C" >&6
-if test "${ac_cv_func_bcopy+set}" = set; then
+fi
+if test "x$ac_cv_func_fork_works" = xcross; then
+  case $host in
+    *-*-amigaos* | *-*-msdosdjgpp*)
+      # Override, as these systems have only a dummy fork() stub
+      ac_cv_func_fork_works=no
+      ;;
+    *)
+      ac_cv_func_fork_works=yes
+      ;;
+  esac
+  { echo "$as_me:23961: WARNING: CROSS: Result $ac_cv_func_fork_works guessed due to cross-compiling." >&5
+echo "$as_me: WARNING: CROSS: Result $ac_cv_func_fork_works guessed due to cross-compiling." >&2;}
+fi
+ac_cv_func_vfork_works=$ac_cv_func_vfork
+if test "x$ac_cv_func_vfork" = xyes; then
+  echo "$as_me:23966: checking for working vfork" >&5
+echo $ECHO_N "checking for working vfork... $ECHO_C" >&6
+if test "${ac_cv_func_vfork_works+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 22027 "configure"
+  if test "$cross_compiling" = yes; then
+  ac_cv_func_vfork_works=cross
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 23975 "configure"
 #include "confdefs.h"
-#define bcopy autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef bcopy
-
+/* Thanks to Paul Eggert for this test.  */
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+#if HAVE_VFORK_H
+# include <vfork.h>
+#endif
+/* On some sparc systems, changes by the child to local and incoming
+   argument registers are propagated back to the parent.  The compiler
+   is told about this with #include <vfork.h>, but some compilers
+   (e.g. gcc -O) don't grok <vfork.h>.  Test for this by using a
+   static variable whose address is put into a register that is
+   clobbered by the vfork.  */
+static
 #ifdef __cplusplus
-extern "C"
+sparc_address_test (int arg)
+# else
+sparc_address_test (arg) int arg;
 #endif
-
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char bcopy (void);
+{
+  static pid_t child;
+  if (!child) {
+    child = vfork ();
+    if (child < 0) {
+      perror ("vfork");
+      _exit(2);
+    }
+    if (!child) {
+      arg = getpid();
+      write(-1, "", 0);
+      _exit (arg);
+    }
+  }
+}
 
 int
 main (void)
 {
+  pid_t parent = getpid ();
+  pid_t child;
+
+  sparc_address_test ();
+
+  child = vfork ();
 
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_bcopy) || defined (__stub___bcopy)
-#error found stub for bcopy
-#endif
+  if (child == 0) {
+    /* Here is another test for sparc vfork register problems.  This
+       test uses lots of local variables, at least as many local
+       variables as main has allocated so far including compiler
+       temporaries.  4 locals are enough for gcc 1.40.3 on a Solaris
+       4.1.3 sparc, but we use 8 to be safe.  A buggy compiler should
+       reuse the register of parent for one of the local variables,
+       since it will think that parent can't possibly be used any more
+       in this routine.  Assigning to the local variable will thus
+       munge parent in the parent process.  */
+    pid_t
+      p = getpid(), p1 = getpid(), p2 = getpid(), p3 = getpid(),
+      p4 = getpid(), p5 = getpid(), p6 = getpid(), p7 = getpid();
+    /* Convince the compiler that p..p7 are live; otherwise, it might
+       use the same hardware register for all 8 local variables.  */
+    if (p != p1 || p != p2 || p != p3 || p != p4
+	|| p != p5 || p != p6 || p != p7)
+      _exit(1);
 
-	return bcopy ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22058: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:22061: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22064: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:22067: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_bcopy=yes
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_bcopy=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:22077: result: $ac_cv_func_bcopy" >&5
-echo "${ECHO_T}$ac_cv_func_bcopy" >&6
-if test $ac_cv_func_bcopy = yes; then
+    /* On some systems (e.g. IRIX 3.3), vfork doesn't separate parent
+       from child file descriptors.  If the child closes a descriptor
+       before it execs or exits, this munges the parent's descriptor
+       as well.  Test for this by closing stdout in the child.  */
+    _exit(close(fileno(stdout)) != 0);
+  } else {
+    int status;
+    struct stat st;
 
-	echo "$as_me:22081: checking if bcopy does overlapping moves" >&5
-echo $ECHO_N "checking if bcopy does overlapping moves... $ECHO_C" >&6
-if test "${cf_cv_good_bcopy+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+    while (wait(&status) != child)
+      ;
+    $ac_main_return(
+	 /* Was there some problem with vforking?  */
+	 child < 0
 
-		if test "$cross_compiling" = yes; then
-  cf_cv_good_bcopy=unknown
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 22091 "configure"
-#include "confdefs.h"
+	 /* Did the child fail?  (This shouldn't happen.)  */
+	 || status
 
-int main(void) {
-	static char data[] = "abcdefghijklmnopqrstuwwxyz";
-	char temp[40];
-	bcopy(data, temp, sizeof(data));
-	bcopy(temp+10, temp, 15);
-	bcopy(temp+5, temp+15, 10);
-	${cf_cv_main_return:-return} (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
-}
+	 /* Did the vfork/compiler bug occur?  */
+	 || parent != getpid()
 
+	 /* Did the file descriptor bug occur?  */
+	 || fstat(fileno(stdout), &st) != 0
+	 );
+  }
+}
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:22105: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:24072: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:22108: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:22110: \"$ac_try\"") >&5
+  echo "$as_me:24075: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:24077: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22113: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_good_bcopy=yes
+  echo "$as_me:24080: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_func_vfork_works=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_good_bcopy=no
+cat "conftest.$ac_ext" >&5
+ac_cv_func_vfork_works=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-
 fi
-echo "$as_me:22126: result: $cf_cv_good_bcopy" >&5
-echo "${ECHO_T}$cf_cv_good_bcopy" >&6
+echo "$as_me:24092: result: $ac_cv_func_vfork_works" >&5
+echo "${ECHO_T}$ac_cv_func_vfork_works" >&6
 
-else
-  cf_cv_good_bcopy=no
+fi;
+if test "x$ac_cv_func_fork_works" = xcross; then
+  ac_cv_func_vfork_works=ac_cv_func_vfork
+  { echo "$as_me:24098: WARNING: CROSS: Result $ac_cv_func_vfork_works guessed due to cross-compiling." >&5
+echo "$as_me: WARNING: CROSS: Result $ac_cv_func_vfork_works guessed due to cross-compiling." >&2;}
 fi
 
-	if test "$cf_cv_good_bcopy" = yes ; then
+if test "x$ac_cv_func_vfork_works" = xyes; then
 
 cat >>confdefs.h <<\EOF
-#define USE_OK_BCOPY 1
+#define HAVE_WORKING_VFORK 1
 EOF
 
-	else
+else
 
 cat >>confdefs.h <<\EOF
-#define USE_MY_MEMMOVE 1
+#define vfork fork
 EOF
 
-	fi
-
 fi
+if test "x$ac_cv_func_fork_works" = xyes; then
 
-tty 2>&1 >/dev/null || {
-for ac_func in posix_openpt
-do
-as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:22153: checking for $ac_func" >&5
-echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
-if eval "test \"\${$as_ac_var+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 22159 "configure"
-#include "confdefs.h"
-#define $ac_func autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef $ac_func
-
-#ifdef __cplusplus
-extern "C"
-#endif
-
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char $ac_func (void);
-
-int
-main (void)
-{
-
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-#error found stub for $ac_func
-#endif
-
-	return $ac_func ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22190: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:22193: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22196: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:22199: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_var=yes"
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_var=no"
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:22209: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+cat >>confdefs.h <<\EOF
+#define HAVE_WORKING_FORK 1
 EOF
 
 fi
-done
- }
-echo "$as_me:22219: checking if poll really works" >&5
-echo $ECHO_N "checking if poll really works... $ECHO_C" >&6
-if test "${cf_cv_working_poll+set}" = set; then
+
+echo "$as_me:24123: checking if fopen accepts explicit binary mode" >&5
+echo $ECHO_N "checking if fopen accepts explicit binary mode... $ECHO_C" >&6
+if test "${cf_cv_fopen_bin_r+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-if test "$cross_compiling" = yes; then
-  cf_cv_working_poll=unknown
+	if test "$cross_compiling" = yes; then
+  cf_cv_fopen_bin_r=unknown
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 22229 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 24133 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <fcntl.h>
-#ifdef HAVE_POLL_H
-#include <poll.h>
-#else
-#include <sys/poll.h>
-#endif
-int main(void) {
-	struct pollfd myfds;
-	int ret;
-
-	/* check for Darwin bug with respect to "devices" */
-	myfds.fd = open("/dev/null", 1);	/* O_WRONLY */
-	if (myfds.fd < 0)
-		myfds.fd = 0;
-	myfds.events = POLLIN;
-	myfds.revents = 0;
-
-	ret = poll(&myfds, 1, 100);
+$ac_includes_default
 
-	if (ret < 0 || (myfds.revents & POLLNVAL)) {
-		ret = -1;
-	} else {
-		int fd = 0;
-		if (!isatty(fd)) {
-			fd = open("/dev/tty", 2);	/* O_RDWR */
-		}
-#ifdef HAVE_POSIX_OPENPT
-		if (fd < 0) {
-			fd = posix_openpt(O_RDWR);
+int main(void)
+{
+	FILE *fp = fopen("conftest.tmp", "wb");
+	int rc = 0;
+	if (fp != 0) {
+		int p, q;
+		for (p = 0; p < 256; ++p) {
+			fputc(p, fp);
 		}
-#endif
-
-		if (fd >= 0) {
-			/* also check with standard input */
-			myfds.fd = fd;
-			myfds.events = POLLIN;
-			myfds.revents = 0;
-			ret = poll(&myfds, 1, 100);
+		fclose(fp);
+		fp = fopen("conftest.tmp", "rb");
+		if (fp != 0) {
+			for (p = 0; p < 256; ++p) {
+				q = fgetc(fp);
+				if (q != p) {
+					rc = 1;
+					break;
+				}
+			}
 		} else {
-			ret = -1;
+			rc = 1;
 		}
+	} else {
+		rc = 1;
 	}
-	${cf_cv_main_return:-return}(ret < 0);
+	${cf_cv_main_return:-return} (rc);
 }
+
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:22281: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:24168: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:22284: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:22286: \"$ac_try\"") >&5
+  echo "$as_me:24171: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:24173: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22289: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_working_poll=yes
+  echo "$as_me:24176: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_fopen_bin_r=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_working_poll=no
+cat "conftest.$ac_ext" >&5
+cf_cv_fopen_bin_r=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+
 fi
-echo "$as_me:22301: result: $cf_cv_working_poll" >&5
-echo "${ECHO_T}$cf_cv_working_poll" >&6
-test "$cf_cv_working_poll" = "yes" &&
+echo "$as_me:24189: result: $cf_cv_fopen_bin_r" >&5
+echo "${ECHO_T}$cf_cv_fopen_bin_r" >&6
+test "x$cf_cv_fopen_bin_r" != xno &&
 cat >>confdefs.h <<\EOF
-#define HAVE_WORKING_POLL 1
+#define USE_FOPEN_BIN_R 1
 EOF
 
-echo "$as_me:22308: checking for va_copy" >&5
-echo $ECHO_N "checking for va_copy... $ECHO_C" >&6
-if test "${cf_cv_have_va_copy+set}" = set; then
+# special check for test/ditto.c
+
+echo "$as_me:24198: checking for openpty in -lutil" >&5
+echo $ECHO_N "checking for openpty in -lutil... $ECHO_C" >&6
+if test "${ac_cv_lib_util_openpty+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-
-cat >conftest.$ac_ext <<_ACEOF
-#line 22315 "configure"
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lutil  $LIBS"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 24206 "configure"
 #include "confdefs.h"
 
-#include <stdarg.h>
-
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char openpty ();
 int
 main (void)
 {
-
-	static va_list dst;
-	static va_list src;
-	va_copy(dst, src)
+openpty ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22332: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:24225: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:22335: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22338: \"$ac_try\"") >&5
+  echo "$as_me:24228: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:24231: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22341: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_have_va_copy=yes
+  echo "$as_me:24234: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_lib_util_openpty=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_have_va_copy=no
+cat "conftest.$ac_ext" >&5
+ac_cv_lib_util_openpty=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:24245: result: $ac_cv_lib_util_openpty" >&5
+echo "${ECHO_T}$ac_cv_lib_util_openpty" >&6
+if test "$ac_cv_lib_util_openpty" = yes; then
+  cf_cv_lib_util=yes
+else
+  cf_cv_lib_util=no
 fi
-echo "$as_me:22351: result: $cf_cv_have_va_copy" >&5
-echo "${ECHO_T}$cf_cv_have_va_copy" >&6
-
-if test "$cf_cv_have_va_copy" = yes;
-then
-
-cat >>confdefs.h <<\EOF
-#define HAVE_VA_COPY 1
-EOF
-
-else # !cf_cv_have_va_copy
 
-echo "$as_me:22363: checking for __va_copy" >&5
-echo $ECHO_N "checking for __va_copy... $ECHO_C" >&6
-if test "${cf_cv_have___va_copy+set}" = set; then
+echo "$as_me:24253: checking for openpty header" >&5
+echo $ECHO_N "checking for openpty header... $ECHO_C" >&6
+if test "${cf_cv_func_openpty+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 22370 "configure"
+	cf_save_LIBS="$LIBS"
+	test "$cf_cv_lib_util" = yes && {
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -lutil; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+ }
+	for cf_header in pty.h libutil.h util.h
+	do
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 24280 "configure"
 #include "confdefs.h"
 
-#include <stdarg.h>
+#include <$cf_header>
 
 int
 main (void)
 {
 
-	static va_list dst;
-	static va_list src;
-	__va_copy(dst, src)
+	int x = openpty((int *)0, (int *)0, (char *)0,
+				   (struct termios *)0, (struct winsize *)0);
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22387: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:24297: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:22390: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22393: \"$ac_try\"") >&5
+  echo "$as_me:24300: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:24303: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22396: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_have___va_copy=yes
+  echo "$as_me:24306: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+
+		cf_cv_func_openpty=$cf_header
+		break
+
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_have___va_copy=no
+cat "conftest.$ac_ext" >&5
+
+		cf_cv_func_openpty=no
+
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+	done
+	LIBS="$cf_save_LIBS"
+
 fi
-echo "$as_me:22406: result: $cf_cv_have___va_copy" >&5
-echo "${ECHO_T}$cf_cv_have___va_copy" >&6
+echo "$as_me:24324: result: $cf_cv_func_openpty" >&5
+echo "${ECHO_T}$cf_cv_func_openpty" >&6
 
-if test "$cf_cv_have___va_copy" = yes
-then
+if test "$cf_cv_func_openpty" != no ; then
+
+cat >>confdefs.h <<EOF
+#define USE_OPENPTY_HEADER <$cf_cv_func_openpty>
+EOF
 
 cat >>confdefs.h <<\EOF
-#define HAVE___VA_COPY 1
+#define USE_XTERM_PTY 1
 EOF
 
-else # !cf_cv_have___va_copy
+	if test "x$cf_cv_lib_util" = xyes ; then
 
-echo "$as_me:22418: checking for __builtin_va_copy" >&5
-echo $ECHO_N "checking for __builtin_va_copy... $ECHO_C" >&6
-if test "${cf_cv_have___builtin_va_copy+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+cf_add_libs="$TEST_LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -lutil; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+TEST_LIBS="$cf_add_libs"
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 22425 "configure"
-#include "confdefs.h"
+	fi
+fi
 
-#include <stdarg.h>
+if test "$with_hashed_db" != no ; then
+
+cat >>confdefs.h <<\EOF
+#define USE_HASHED_DB 1
+EOF
+
+case $with_hashed_db in
+(yes|*able*)
+	;;
+(*)
+	if test -d "$with_hashed_db" ; then
+
+if test -n "$with_hashed_db/include" ; then
+  for cf_add_incdir in $with_hashed_db/include
+  do
+	while test "$cf_add_incdir" != /usr/include
+	do
+	  if test -d "$cf_add_incdir"
+	  then
+		cf_have_incdir=no
+		if test -n "$CFLAGS$CPPFLAGS" ; then
+		  # a loop is needed to ensure we can add subdirs of existing dirs
+		  for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
+			if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
+			  cf_have_incdir=yes; break
+			fi
+		  done
+		fi
+
+		if test "$cf_have_incdir" = no ; then
+		  if test "$cf_add_incdir" = /usr/local/include ; then
+			if test "$GCC" = yes
+			then
+			  cf_save_CPPFLAGS=$CPPFLAGS
+
+	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 24397 "configure"
+#include "confdefs.h"
+#include <stdio.h>
 int
 main (void)
 {
-
-	static va_list dst;
-	static va_list src;
-	__builtin_va_copy(dst, src)
+printf("Hello")
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22442: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:24409: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:22445: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22448: \"$ac_try\"") >&5
+  echo "$as_me:24412: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:24415: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22451: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_have___builtin_va_copy=yes
+  echo "$as_me:24418: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_have___builtin_va_copy=no
+cat "conftest.$ac_ext" >&5
+cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+			  CPPFLAGS=$cf_save_CPPFLAGS
+			fi
+		  fi
+		fi
+
+		if test "$cf_have_incdir" = no ; then
+		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
+
+echo "${as_me:-configure}:24435: testing adding $cf_add_incdir to include-path ..." 1>&5
+
+		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
+
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
+		  test "$cf_top_incdir" = "$cf_add_incdir" && break
+		  cf_add_incdir="$cf_top_incdir"
+		else
+		  break
+		fi
+	  else
+		break
+	  fi
+	done
+  done
 fi
-echo "$as_me:22461: result: $cf_cv_have___builtin_va_copy" >&5
-echo "${ECHO_T}$cf_cv_have___builtin_va_copy" >&6
 
-test "$cf_cv_have___builtin_va_copy" = yes &&
+if test -n "$with_hashed_db/lib" ; then
+	for cf_add_libdir in $with_hashed_db/lib
+	do
+		if test "$cf_add_libdir" = /usr/lib ; then
+			:
+		elif test -d "$cf_add_libdir"
+		then
+			cf_have_libdir=no
+			if test -n "$LDFLAGS$LIBS" ; then
+				# a loop is needed to ensure we can add subdirs of existing dirs
+				for cf_test_libdir in $LDFLAGS $LIBS ; do
+					if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
+						cf_have_libdir=yes; break
+					fi
+				done
+			fi
+			if test "$cf_have_libdir" = no ; then
+				test -n "$verbose" && echo "	adding $cf_add_libdir to library-path" 1>&6
 
-cat >>confdefs.h <<\EOF
-#define HAVE___BUILTIN_VA_COPY 1
-EOF
+echo "${as_me:-configure}:24471: testing adding $cf_add_libdir to library-path ..." 1>&5
 
-fi # cf_cv_have___va_copy
+				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
+			fi
+		fi
+	done
+fi
 
-fi # cf_cv_have_va_copy
+	else
+		case "$with_hashed_db" in
+		(./*|../*|/*)
+			{ echo "$as_me:24482: WARNING: no such directory $with_hashed_db" >&5
+echo "$as_me: WARNING: no such directory $with_hashed_db" >&2;}
+			;;
+		(*)
 
-case "${cf_cv_have_va_copy}${cf_cv_have___va_copy}${cf_cv_have___builtin_va_copy}" in
-(*yes*)
-	;;
+cf_search=
 
-(*)
-	echo "$as_me:22479: checking if we can simply copy va_list" >&5
-echo $ECHO_N "checking if we can simply copy va_list... $ECHO_C" >&6
-if test "${cf_cv_pointer_va_list+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+test "x$prefix" != "xNONE" && \
+test -d "$prefix" && \
+ {
+	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
+	test -d "$prefix/include" &&          cf_search="$cf_search $prefix/include"
+	test -d "$prefix/include/$with_hashed_db" &&       cf_search="$cf_search $prefix/include/$with_hashed_db"
+	test -d "$prefix/include/$with_hashed_db/include" &&    cf_search="$cf_search $prefix/include/$with_hashed_db/include"
+	test -d "$prefix/$with_hashed_db/include" &&       cf_search="$cf_search $prefix/$with_hashed_db/include"
+	test -d "$prefix/$with_hashed_db/include/$with_hashed_db" &&    cf_search="$cf_search $prefix/$with_hashed_db/include/$with_hashed_db"
+}
+
+for cf_subdir_prefix in \
+	/usr \
+	/usr/local \
+	/usr/pkg \
+	/opt \
+	/opt/local \
+	$HOME
+do
+
+test "x$cf_subdir_prefix" != "x$prefix" && \
+test -d "$cf_subdir_prefix" && \
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
+	test -n "$verbose" && echo "	... testing for include-directories under $cf_subdir_prefix"
+	test -d "$cf_subdir_prefix/include" &&          cf_search="$cf_search $cf_subdir_prefix/include"
+	test -d "$cf_subdir_prefix/include/$with_hashed_db" &&       cf_search="$cf_search $cf_subdir_prefix/include/$with_hashed_db"
+	test -d "$cf_subdir_prefix/include/$with_hashed_db/include" &&    cf_search="$cf_search $cf_subdir_prefix/include/$with_hashed_db/include"
+	test -d "$cf_subdir_prefix/$with_hashed_db/include" &&       cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/include"
+	test -d "$cf_subdir_prefix/$with_hashed_db/include/$with_hashed_db" &&    cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/include/$with_hashed_db"
+}
+
+done
+
+	for cf_item in $cf_search
+	do
+		case "$cf_item" in
+		(*/$with_hashed_db)
+
+if test -n "$cf_item" ; then
+  for cf_add_incdir in $cf_item
+  do
+	while test "$cf_add_incdir" != /usr/include
+	do
+	  if test -d "$cf_add_incdir"
+	  then
+		cf_have_incdir=no
+		if test -n "$CFLAGS$CPPFLAGS" ; then
+		  # a loop is needed to ensure we can add subdirs of existing dirs
+		  for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
+			if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
+			  cf_have_incdir=yes; break
+			fi
+		  done
+		fi
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 22486 "configure"
-#include "confdefs.h"
+		if test "$cf_have_incdir" = no ; then
+		  if test "$cf_add_incdir" = /usr/local/include ; then
+			if test "$GCC" = yes
+			then
+			  cf_save_CPPFLAGS=$CPPFLAGS
 
-#include <stdarg.h>
+	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
+	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 24554 "configure"
+#include "confdefs.h"
+#include <stdio.h>
 int
 main (void)
 {
-
-	va_list dst;
-	va_list src;
-	dst = src
+printf("Hello")
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22503: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:24566: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:22506: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22509: \"$ac_try\"") >&5
+  echo "$as_me:24569: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:24572: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22512: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_pointer_va_list=yes
+  echo "$as_me:24575: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_pointer_va_list=no
+cat "conftest.$ac_ext" >&5
+cf_have_incdir=yes
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+			  CPPFLAGS=$cf_save_CPPFLAGS
+			fi
+		  fi
+		fi
+
+		if test "$cf_have_incdir" = no ; then
+		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
+
+echo "${as_me:-configure}:24592: testing adding $cf_add_incdir to include-path ..." 1>&5
+
+		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
+
+		  cf_top_incdir=`echo "$cf_add_incdir" | sed -e 's%/include/.*$%/include%'`
+		  test "$cf_top_incdir" = "$cf_add_incdir" && break
+		  cf_add_incdir="$cf_top_incdir"
+		else
+		  break
+		fi
+	  else
+		break
+	  fi
+	done
+  done
 fi
-echo "$as_me:22522: result: $cf_cv_pointer_va_list" >&5
-echo "${ECHO_T}$cf_cv_pointer_va_list" >&6
 
-	if test "$cf_cv_pointer_va_list" = no
-	then
-		echo "$as_me:22527: checking if we can copy va_list indirectly" >&5
-echo $ECHO_N "checking if we can copy va_list indirectly... $ECHO_C" >&6
-if test "${cf_cv_array_va_list+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+			;;
+		esac
+	done
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 22534 "configure"
-#include "confdefs.h"
+cf_search=
 
-#include <stdarg.h>
+test "x$prefix" != "xNONE" && \
+test -d "$prefix" && \
+ {
+	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
+	test -d "$prefix/lib" &&          cf_search="$cf_search $prefix/lib"
+	test -d "$prefix/lib/$with_hashed_db" &&       cf_search="$cf_search $prefix/lib/$with_hashed_db"
+	test -d "$prefix/lib/$with_hashed_db/lib" &&    cf_search="$cf_search $prefix/lib/$with_hashed_db/lib"
+	test -d "$prefix/$with_hashed_db/lib" &&       cf_search="$cf_search $prefix/$with_hashed_db/lib"
+	test -d "$prefix/$with_hashed_db/lib/$with_hashed_db" &&    cf_search="$cf_search $prefix/$with_hashed_db/lib/$with_hashed_db"
+}
 
-int
-main (void)
-{
+for cf_subdir_prefix in \
+	/usr \
+	/usr/local \
+	/usr/pkg \
+	/opt \
+	/opt/local \
+	$HOME
+do
 
-	va_list dst;
-	va_list src;
-	*dst = *src
-  ;
-  return 0;
+test "x$cf_subdir_prefix" != "x$prefix" && \
+test -d "$cf_subdir_prefix" && \
+{ test -z "$prefix" || test "x$prefix" = xNONE || test "x$cf_subdir_prefix" != "x$prefix"; } && {
+	test -n "$verbose" && echo "	... testing for lib-directories under $cf_subdir_prefix"
+	test -d "$cf_subdir_prefix/lib" &&          cf_search="$cf_search $cf_subdir_prefix/lib"
+	test -d "$cf_subdir_prefix/lib/$with_hashed_db" &&       cf_search="$cf_search $cf_subdir_prefix/lib/$with_hashed_db"
+	test -d "$cf_subdir_prefix/lib/$with_hashed_db/lib" &&    cf_search="$cf_search $cf_subdir_prefix/lib/$with_hashed_db/lib"
+	test -d "$cf_subdir_prefix/$with_hashed_db/lib" &&       cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/lib"
+	test -d "$cf_subdir_prefix/$with_hashed_db/lib/$with_hashed_db" &&    cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/lib/$with_hashed_db"
 }
+
+done
+
+	for cf_item in $cf_search
+	do
+		case "$cf_item" in
+		(*/$with_hashed_db)
+
+if test -n "$cf_item" ; then
+	for cf_add_libdir in $cf_item
+	do
+		if test "$cf_add_libdir" = /usr/lib ; then
+			:
+		elif test -d "$cf_add_libdir"
+		then
+			cf_have_libdir=no
+			if test -n "$LDFLAGS$LIBS" ; then
+				# a loop is needed to ensure we can add subdirs of existing dirs
+				for cf_test_libdir in $LDFLAGS $LIBS ; do
+					if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
+						cf_have_libdir=yes; break
+					fi
+				done
+			fi
+			if test "$cf_have_libdir" = no ; then
+				test -n "$verbose" && echo "	adding $cf_add_libdir to library-path" 1>&6
+
+echo "${as_me:-configure}:24672: testing adding $cf_add_libdir to library-path ..." 1>&5
+
+				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
+			fi
+		fi
+	done
+fi
+
+			;;
+		esac
+	done
+
+			;;
+		esac
+	fi
+esac
+
+echo "$as_me:24689: checking for db.h" >&5
+echo $ECHO_N "checking for db.h... $ECHO_C" >&6
+if test "${ac_cv_header_db_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 24695 "configure"
+#include "confdefs.h"
+#include <db.h>
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22551: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:22554: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22557: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
+if { (eval echo "$as_me:24699: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  echo "$as_me:22560: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_array_va_list=yes
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:24705: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  ac_cv_header_db_h=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_array_va_list=no
+  cat "conftest.$ac_ext" >&5
+  ac_cv_header_db_h=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:22570: result: $cf_cv_array_va_list" >&5
-echo "${ECHO_T}$cf_cv_array_va_list" >&6
-		test "$cf_cv_array_va_list" = yes &&
-cat >>confdefs.h <<\EOF
-#define ARRAY_VA_LIST 1
-EOF
-
-	fi
-	;;
-esac
+echo "$as_me:24724: result: $ac_cv_header_db_h" >&5
+echo "${ECHO_T}$ac_cv_header_db_h" >&6
+if test "$ac_cv_header_db_h" = yes; then
 
-echo "$as_me:22581: checking for pid_t" >&5
-echo $ECHO_N "checking for pid_t... $ECHO_C" >&6
-if test "${ac_cv_type_pid_t+set}" = set; then
+echo "$as_me:24728: checking for version of db" >&5
+echo $ECHO_N "checking for version of db... $ECHO_C" >&6
+if test "${cf_cv_hashed_db_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 22587 "configure"
+
+cf_cv_hashed_db_version=unknown
+
+for cf_db_version in 1 2 3 4 5 6
+do
+
+echo "${as_me:-configure}:24739: testing checking for db version $cf_db_version ..." 1>&5
+
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 24742 "configure"
 #include "confdefs.h"
+
 $ac_includes_default
+#include <db.h>
+
+#ifdef DB_VERSION_MAJOR
+	/* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
+#if $cf_db_version == DB_VERSION_MAJOR
+	/* ok */
+#else
+	#error $cf_db_version is not DB_VERSION_MAJOR
+#endif
+#else
+#if $cf_db_version == 1
+	/* ok: assuming this is DB 1.8.5 */
+#else
+	#error $cf_db_version is not 1
+#endif
+#endif
+
 int
 main (void)
 {
-if ((pid_t *) 0)
-  return 0;
-if (sizeof (pid_t))
-  return 0;
+DBT *foo = 0
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:22602: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:24772: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:22605: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:22608: \"$ac_try\"") >&5
+  echo "$as_me:24775: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:24778: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22611: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_type_pid_t=yes
+  echo "$as_me:24781: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+
+	cf_cv_hashed_db_version=$cf_db_version
+	break
+
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_type_pid_t=no
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+cat "conftest.$ac_ext" >&5
 fi
-echo "$as_me:22621: result: $ac_cv_type_pid_t" >&5
-echo "${ECHO_T}$ac_cv_type_pid_t" >&6
-if test $ac_cv_type_pid_t = yes; then
-  :
-else
-
-cat >>confdefs.h <<EOF
-#define pid_t int
-EOF
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+done
 
 fi
+echo "$as_me:24795: result: $cf_cv_hashed_db_version" >&5
+echo "${ECHO_T}$cf_cv_hashed_db_version" >&6
 
-for ac_header in unistd.h vfork.h
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:22636: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 22642 "configure"
-#include "confdefs.h"
-#include <$ac_header>
-_ACEOF
-if { (eval echo "$as_me:22646: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:22652: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
+if test "$cf_cv_hashed_db_version" = unknown ; then
+	{ { echo "$as_me:24799: error: Cannot determine version of db" >&5
+echo "$as_me: error: Cannot determine version of db" >&2;}
+   { (exit 1); exit 1; }; }
 else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  eval "$as_ac_Header=yes"
+
+echo "$as_me:24804: checking for db libraries" >&5
+echo $ECHO_N "checking for db libraries... $ECHO_C" >&6
+if test "${cf_cv_hashed_db_libs+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  eval "$as_ac_Header=no"
-fi
-rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:22671: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
-EOF
 
-fi
+cf_cv_hashed_db_libs=unknown
+for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
+do
+	cf_save_libs="$LIBS"
+	if test -n "$cf_db_libs"; then
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -l$cf_db_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
 done
+LIBS="$cf_add_libs"
 
-for ac_func in fork vfork
-do
-as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:22684: checking for $ac_func" >&5
-echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
-if eval "test \"\${$as_ac_var+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 22690 "configure"
-#include "confdefs.h"
-#define $ac_func autoconf_temporary
-#include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
-#undef $ac_func
+	fi
 
-#ifdef __cplusplus
-extern "C"
-#endif
+echo "${as_me:-configure}:24834: testing checking for library $cf_db_libs ..." 1>&5
 
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char $ac_func (void);
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 24837 "configure"
+#include "confdefs.h"
+
+$ac_includes_default
+#include <db.h>
 
 int
 main (void)
 {
 
-/* The GNU C library defines stubs for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-#error found stub for $ac_func
+	char *path = "/tmp/foo";
+#ifdef DB_VERSION_MAJOR
+#if DB_VERSION_MAJOR >= 4
+	DB *result = 0;
+	db_create(&result, NULL, 0);
+	result->open(result,
+		NULL,
+		path,
+		path,
+		DB_HASH,
+		DB_CREATE,
+		0644);
+#elif DB_VERSION_MAJOR >= 3
+	DB *result = 0;
+	db_create(&result, NULL, 0);
+	result->open(result,
+		path,
+		path,
+		DB_HASH,
+		DB_CREATE,
+		0644);
+#elif DB_VERSION_MAJOR >= 2
+	DB *result = 0;
+	db_open(path,
+		DB_HASH,
+		DB_CREATE,
+		0644,
+		(DB_ENV *) 0,
+		(DB_INFO *) 0,
+		&result);
+#endif /* DB_VERSION_MAJOR */
+#else
+	DB *result = dbopen(path,
+		     2,
+		     0644,
+		     DB_HASH,
+		     0);
 #endif
+	${cf_cv_main_return:-return}(result != 0)
 
-	return $ac_func ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22721: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:24892: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:22724: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22727: \"$ac_try\"") >&5
+  echo "$as_me:24895: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:24898: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22730: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_var=yes"
+  echo "$as_me:24901: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+
+	if test -n "$cf_db_libs" ; then
+		cf_cv_hashed_db_libs=$cf_db_libs
+	else
+		cf_cv_hashed_db_libs=default
+	fi
+	LIBS="$cf_save_libs"
+	break
+
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_var=no"
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+cat "conftest.$ac_ext" >&5
 fi
-echo "$as_me:22740: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
-EOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+	LIBS="$cf_save_libs"
+done
 
 fi
+echo "$as_me:24921: result: $cf_cv_hashed_db_libs" >&5
+echo "${ECHO_T}$cf_cv_hashed_db_libs" >&6
+
+	if test "$cf_cv_hashed_db_libs" = unknown ; then
+		{ { echo "$as_me:24925: error: Cannot determine library for db" >&5
+echo "$as_me: error: Cannot determine library for db" >&2;}
+   { (exit 1); exit 1; }; }
+	elif test "$cf_cv_hashed_db_libs" != default ; then
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -l$cf_cv_hashed_db_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
 done
+LIBS="$cf_add_libs"
 
-ac_cv_func_fork_works=$ac_cv_func_fork
-if test "x$ac_cv_func_fork" = xyes; then
-  echo "$as_me:22752: checking for working fork" >&5
-echo $ECHO_N "checking for working fork... $ECHO_C" >&6
-if test "${ac_cv_func_fork_works+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  if test "$cross_compiling" = yes; then
-  ac_cv_func_fork_works=cross
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* By Rüdiger Kuhlmann. */
-      #include <sys/types.h>
-      #if HAVE_UNISTD_H
-      # include <unistd.h>
-      #endif
-      /* Some systems only have a dummy stub for fork() */
-      int main (void)
-      {
-        if (fork() < 0)
-          $ac_main_return (1);
-        $ac_main_return (0);
-      }
-_ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:22775: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:22778: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:22780: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:22783: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_fork_works=yes
-else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_fork_works=no
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
+	fi
 fi
-echo "$as_me:22795: result: $ac_cv_func_fork_works" >&5
-echo "${ECHO_T}$ac_cv_func_fork_works" >&6
 
-fi
-if test "x$ac_cv_func_fork_works" = xcross; then
-  case $host in
-    *-*-amigaos* | *-*-msdosdjgpp*)
-      # Override, as these systems have only a dummy fork() stub
-      ac_cv_func_fork_works=no
-      ;;
-    *)
-      ac_cv_func_fork_works=yes
-      ;;
-  esac
-  { echo "$as_me:22809: WARNING: CROSS: Result $ac_cv_func_fork_works guessed due to cross-compiling." >&5
-echo "$as_me: WARNING: CROSS: Result $ac_cv_func_fork_works guessed due to cross-compiling." >&2;}
-fi
-ac_cv_func_vfork_works=$ac_cv_func_vfork
-if test "x$ac_cv_func_vfork" = xyes; then
-  echo "$as_me:22814: checking for working vfork" >&5
-echo $ECHO_N "checking for working vfork... $ECHO_C" >&6
-if test "${ac_cv_func_vfork_works+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  if test "$cross_compiling" = yes; then
-  ac_cv_func_vfork_works=cross
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 22823 "configure"
-#include "confdefs.h"
-/* Thanks to Paul Eggert for this test.  */
-#include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-#if HAVE_VFORK_H
-# include <vfork.h>
-#endif
-/* On some sparc systems, changes by the child to local and incoming
-   argument registers are propagated back to the parent.  The compiler
-   is told about this with #include <vfork.h>, but some compilers
-   (e.g. gcc -O) don't grok <vfork.h>.  Test for this by using a
-   static variable whose address is put into a register that is
-   clobbered by the vfork.  */
-static
-#ifdef __cplusplus
-sparc_address_test (int arg)
-# else
-sparc_address_test (arg) int arg;
-#endif
-{
-  static pid_t child;
-  if (!child) {
-    child = vfork ();
-    if (child < 0) {
-      perror ("vfork");
-      _exit(2);
-    }
-    if (!child) {
-      arg = getpid();
-      write(-1, "", 0);
-      _exit (arg);
-    }
-  }
-}
 
-int
-main (void)
-{
-  pid_t parent = getpid ();
-  pid_t child;
+	{ { echo "$as_me:24951: error: Cannot find db.h" >&5
+echo "$as_me: error: Cannot find db.h" >&2;}
+   { (exit 1); exit 1; }; }
 
-  sparc_address_test ();
+fi
 
-  child = vfork ();
+fi
 
-  if (child == 0) {
-    /* Here is another test for sparc vfork register problems.  This
-       test uses lots of local variables, at least as many local
-       variables as main has allocated so far including compiler
-       temporaries.  4 locals are enough for gcc 1.40.3 on a Solaris
-       4.1.3 sparc, but we use 8 to be safe.  A buggy compiler should
-       reuse the register of parent for one of the local variables,
-       since it will think that parent can't possibly be used any more
-       in this routine.  Assigning to the local variable will thus
-       munge parent in the parent process.  */
-    pid_t
-      p = getpid(), p1 = getpid(), p2 = getpid(), p3 = getpid(),
-      p4 = getpid(), p5 = getpid(), p6 = getpid(), p7 = getpid();
-    /* Convince the compiler that p..p7 are live; otherwise, it might
-       use the same hardware register for all 8 local variables.  */
-    if (p != p1 || p != p2 || p != p3 || p != p4
-	|| p != p5 || p != p6 || p != p7)
-      _exit(1);
+if test -z "$cf_user_CFLAGS" && test "$enable_leaks" = yes ; then
+	CFLAGS=`echo "${CFLAGS}" | sed -e 's%-g %%' -e 's%-g$%%' -e 's%[	]% %g' -e 's% [ ]*% %g' -e 's%^ %%' -e 's% $%%'`
+	CXXFLAGS=`echo "${CXXFLAGS}" | sed -e 's%-g %%' -e 's%-g$%%' -e 's%[	]% %g' -e 's% [ ]*% %g' -e 's%^ %%' -e 's% $%%'`
+fi
 
-    /* On some systems (e.g. IRIX 3.3), vfork doesn't separate parent
-       from child file descriptors.  If the child closes a descriptor
-       before it execs or exits, this munges the parent's descriptor
-       as well.  Test for this by closing stdout in the child.  */
-    _exit(close(fileno(stdout)) != 0);
-  } else {
-    int status;
-    struct stat st;
+# Just in case, check if the C compiler has a bool type.
 
-    while (wait(&status) != child)
-      ;
-    $ac_main_return(
-	 /* Was there some problem with vforking?  */
-	 child < 0
+echo "$as_me:24966: checking if we should include stdbool.h" >&5
+echo $ECHO_N "checking if we should include stdbool.h... $ECHO_C" >&6
 
-	 /* Did the child fail?  (This shouldn't happen.)  */
-	 || status
+if test "${cf_cv_header_stdbool_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 24974 "configure"
+#include "confdefs.h"
 
-	 /* Did the vfork/compiler bug occur?  */
-	 || parent != getpid()
+int
+main (void)
+{
+bool foo = false
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:24986: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:24989: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:24992: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:24995: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_header_stdbool_h=0
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 25002 "configure"
+#include "confdefs.h"
 
-	 /* Did the file descriptor bug occur?  */
-	 || fstat(fileno(stdout), &st) != 0
-	 );
-  }
+#ifndef __BEOS__
+#include <stdbool.h>
+#endif
+
+int
+main (void)
+{
+bool foo = false
+  ;
+  return 0;
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:22920: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:25018: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:22923: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:22925: \"$ac_try\"") >&5
+  echo "$as_me:25021: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:25024: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22928: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_vfork_works=yes
+  echo "$as_me:25027: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_header_stdbool_h=1
 else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_vfork_works=no
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_header_stdbool_h=0
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:22940: result: $ac_cv_func_vfork_works" >&5
-echo "${ECHO_T}$ac_cv_func_vfork_works" >&6
 
-fi;
-if test "x$ac_cv_func_fork_works" = xcross; then
-  ac_cv_func_vfork_works=ac_cv_func_vfork
-  { echo "$as_me:22946: WARNING: CROSS: Result $ac_cv_func_vfork_works guessed due to cross-compiling." >&5
-echo "$as_me: WARNING: CROSS: Result $ac_cv_func_vfork_works guessed due to cross-compiling." >&2;}
+if test "$cf_cv_header_stdbool_h" = 1
+then	echo "$as_me:25041: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+else	echo "$as_me:25043: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-if test "x$ac_cv_func_vfork_works" = xyes; then
-
-cat >>confdefs.h <<\EOF
-#define HAVE_WORKING_VFORK 1
-EOF
+echo "$as_me:25047: checking for builtin bool type" >&5
+echo $ECHO_N "checking for builtin bool type... $ECHO_C" >&6
 
+if test "${cf_cv_cc_bool_type+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >>confdefs.h <<\EOF
-#define vfork fork
-EOF
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 25055 "configure"
+#include "confdefs.h"
+
+#include <stdio.h>
+#include <sys/types.h>
 
+int
+main (void)
+{
+bool x = false
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:25070: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:25073: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:25076: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:25079: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_cc_bool_type=1
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_cc_bool_type=0
 fi
-if test "x$ac_cv_func_fork_works" = xyes; then
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
-cat >>confdefs.h <<\EOF
-#define HAVE_WORKING_FORK 1
-EOF
+fi
 
+if test "$cf_cv_cc_bool_type" = 1
+then	echo "$as_me:25092: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+else	echo "$as_me:25094: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-echo "$as_me:22971: checking if fopen accepts explicit binary mode" >&5
-echo $ECHO_N "checking if fopen accepts explicit binary mode... $ECHO_C" >&6
-if test "${cf_cv_fopen_bin_r+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+# Check for C++ compiler characteristics (and ensure that it's there!)
+if test -n "$CXX" ; then
+	ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ac_main_return="return"
 
-	if test "$cross_compiling" = yes; then
-  cf_cv_fopen_bin_r=unknown
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 22981 "configure"
+if test -n "$GXX" ; then
+
+	cf_save="$LIBS"
+	LIBS="$LIBS $CXXLIBS"
+	echo "$as_me:25111: checking if we already have C++ library" >&5
+echo $ECHO_N "checking if we already have C++ library... $ECHO_C" >&6
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 25114 "configure"
 #include "confdefs.h"
 
-#include <stdio.h>
-int main(void) {
-	FILE *fp = fopen("conftest.tmp", "wb");
-	int rc = 0;
-	if (fp != 0) {
-		int p, q;
-		for (p = 0; p < 256; ++p) {
-			fputc(p, fp);
-		}
-		fclose(fp);
-		fp = fopen("conftest.tmp", "rb");
-		if (fp != 0) {
-			for (p = 0; p < 256; ++p) {
-				q = fgetc(fp);
-				if (q != p) {
-					rc = 1;
-					break;
-				}
-			}
-		} else {
-			rc = 1;
-		}
-	} else {
-		rc = 1;
-	}
-	${cf_cv_main_return:-return} (rc);
-}
+			#include <iostream>
+int
+main (void)
+{
 
+			std::cout << "Hello World!" << std::endl;
+  ;
+  return 0;
+}
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:23014: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:25128: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:23017: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:23019: \"$ac_try\"") >&5
+  echo "$as_me:25131: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:25134: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:23022: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_fopen_bin_r=yes
+  echo "$as_me:25137: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_have_libstdcpp=yes
 else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_fopen_bin_r=no
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
-
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_have_libstdcpp=no
 fi
-echo "$as_me:23035: result: $cf_cv_fopen_bin_r" >&5
-echo "${ECHO_T}$cf_cv_fopen_bin_r" >&6
-test "x$cf_cv_fopen_bin_r" != xno &&
-cat >>confdefs.h <<\EOF
-#define USE_FOPEN_BIN_R 1
-EOF
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+	echo "$as_me:25146: result: $cf_have_libstdcpp" >&5
+echo "${ECHO_T}$cf_have_libstdcpp" >&6
+	LIBS="$cf_save"
 
-# special check for test/ditto.c
+	if test "$cf_have_libstdcpp" != yes
+	then
+		case "$cf_cv_system_name" in
+		(os2*)
+			if test -z "`g++ -dM -E - < /dev/null | grep __KLIBC__`"; then
+				cf_stdcpp_libname=stdcpp
+			else
+				cf_stdcpp_libname=stdc++
+			fi
+			;;
+		(*)
+			cf_stdcpp_libname=stdc++
+			;;
+		esac
 
-echo "$as_me:23044: checking for openpty in -lutil" >&5
-echo $ECHO_N "checking for openpty in -lutil... $ECHO_C" >&6
-if test "${ac_cv_lib_util_openpty+set}" = set; then
+		echo "$as_me:25165: checking for library $cf_stdcpp_libname" >&5
+echo $ECHO_N "checking for library $cf_stdcpp_libname... $ECHO_C" >&6
+if test "${cf_cv_libstdcpp+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lutil  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 23052 "configure"
+
+			cf_save="$LIBS"
+			LIBS="$LIBS $CXXLIBS"
+
+cf_add_libs="$LIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -l$cf_stdcpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+LIBS="$cf_add_libs"
+
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 25191 "configure"
 #include "confdefs.h"
 
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char openpty ();
+				#include <iostream>
 int
 main (void)
 {
-openpty ();
+
+				std::cout << "Hello World!" << std::endl;
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:23071: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:25205: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:23074: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:23077: \"$ac_try\"") >&5
+  echo "$as_me:25208: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:25211: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:23080: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_util_openpty=yes
+  echo "$as_me:25214: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_libstdcpp=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_lib_util_openpty=no
+cat "conftest.$ac_ext" >&5
+cf_cv_libstdcpp=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+			LIBS="$cf_save"
+
+fi
+echo "$as_me:25226: result: $cf_cv_libstdcpp" >&5
+echo "${ECHO_T}$cf_cv_libstdcpp" >&6
+		test "$cf_cv_libstdcpp" = yes && {
+cf_add_libs="$CXXLIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -l$cf_stdcpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
+		fi
+	done
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
+done
+CXXLIBS="$cf_add_libs"
+ }
+	fi
+fi
+
+	echo "$as_me:25248: checking whether $CXX understands -c and -o together" >&5
+echo $ECHO_N "checking whether $CXX understands -c and -o together... $ECHO_C" >&6
+if test "${cf_cv_prog_CXX_c_o+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+cat > conftest.$ac_ext <<CF_EOF
+int main(void)
+{
+	${cf_cv_main_return:-return}(0);
+}
+CF_EOF
+# We do the test twice because some compilers refuse to overwrite an
+# existing .o file with -o, though they will create one.
+ac_try='$CXX $CXXFLAGS $CPPFLAGS -c conftest.$ac_ext -o conftest2.$ac_objext >&5'
+if { (eval echo "$as_me:25263: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:25266: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+  test -f conftest2.$ac_objext && { (eval echo "$as_me:25268: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:25271: \$? = $ac_status" >&5
+  (exit "$ac_status"); };
+then
+  eval cf_cv_prog_CXX_c_o=yes
+else
+  eval cf_cv_prog_CXX_c_o=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+rm -rf ./conftest*
+
 fi
-echo "$as_me:23091: result: $ac_cv_lib_util_openpty" >&5
-echo "${ECHO_T}$ac_cv_lib_util_openpty" >&6
-if test $ac_cv_lib_util_openpty = yes; then
-  cf_cv_lib_util=yes
+if test "$cf_cv_prog_CXX_c_o" = yes; then
+  echo "$as_me:25282: result: yes" >&5
+echo "${ECHO_T}yes" >&6
 else
-  cf_cv_lib_util=no
+  echo "$as_me:25285: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-echo "$as_me:23099: checking for openpty header" >&5
-echo $ECHO_N "checking for openpty header... $ECHO_C" >&6
-if test "${cf_cv_func_openpty+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+	case "$GXX_VERSION" in
+	(1.*|2.[0-6]*|[1-9][0-9].*)
+		cf_cxx_library=yes
+		;;
+	(*-2.7*|2.7*)
+
+cf_cxx_library=unknown
+case "$cf_cv_system_name" in
+(os2*)
+	cf_gpp_libname=gpp
+	;;
+(*)
+	cf_gpp_libname=g++
+	;;
+esac
+if test "$GXX" = yes; then
+	echo "$as_me:25305: checking for lib$cf_gpp_libname" >&5
+echo $ECHO_N "checking for lib$cf_gpp_libname... $ECHO_C" >&6
+	cf_save="$LIBS"
 
-	cf_save_LIBS="$LIBS"
-	test $cf_cv_lib_util = yes && {
 cf_add_libs="$LIBS"
 # reverse order
 cf_add_0lib=
-for cf_add_1lib in -lutil; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+for cf_add_1lib in -l$cf_gpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
 # filter duplicates
 for cf_add_1lib in $cf_add_0lib; do
 	for cf_add_2lib in $cf_add_libs; do
@@ -23119,73 +25321,39 @@ for cf_add_1lib in $cf_add_0lib; do
 	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
 done
 LIBS="$cf_add_libs"
- }
-	for cf_header in pty.h libutil.h util.h
-	do
-	cat >conftest.$ac_ext <<_ACEOF
-#line 23126 "configure"
+
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 25326 "configure"
 #include "confdefs.h"
 
-#include <$cf_header>
+#include <$cf_gpp_libname/builtin.h>
 
 int
 main (void)
 {
-
-	int x = openpty((int *)0, (int *)0, (char *)0,
-				   (struct termios *)0, (struct winsize *)0);
-
+two_arg_error_handler_t foo2 = lib_error_handler
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:23143: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:25340: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:23146: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:23149: \"$ac_try\"") >&5
+  echo "$as_me:25343: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:25346: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:23152: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-
-		cf_cv_func_openpty=$cf_header
-		break
-
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-
-		cf_cv_func_openpty=no
-
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-	done
-	LIBS="$cf_save_LIBS"
-
-fi
-echo "$as_me:23170: result: $cf_cv_func_openpty" >&5
-echo "${ECHO_T}$cf_cv_func_openpty" >&6
-
-if test "$cf_cv_func_openpty" != no ; then
-
-cat >>confdefs.h <<EOF
-#define USE_OPENPTY_HEADER <$cf_cv_func_openpty>
-EOF
-
-cat >>confdefs.h <<\EOF
-#define USE_XTERM_PTY 1
-EOF
-
-	if test "x$cf_cv_lib_util" = xyes ; then
+  echo "$as_me:25349: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cxx_library=yes
 
-cf_add_libs="$TEST_LIBS"
+cf_add_libs="$CXXLIBS"
 # reverse order
 cf_add_0lib=
-for cf_add_1lib in -lutil; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+for cf_add_1lib in -l$cf_gpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
 # filter duplicates
 for cf_add_1lib in $cf_add_0lib; do
 	for cf_add_2lib in $cf_add_libs; do
@@ -23196,362 +25364,360 @@ for cf_add_1lib in $cf_add_0lib; do
 	done
 	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
 done
-TEST_LIBS="$cf_add_libs"
-
-	fi
-fi
+CXXLIBS="$cf_add_libs"
 
-if test "$with_hashed_db" != no ; then
+	 if test "$cf_gpp_libname" = cpp ; then
 
 cat >>confdefs.h <<\EOF
-#define USE_HASHED_DB 1
+#define HAVE_GPP_BUILTIN_H 1
 EOF
 
-case $with_hashed_db in
-(yes|*able*)
-	;;
-(*)
-	if test -d "$with_hashed_db" ; then
+	 else
 
-if test -n "$with_hashed_db/include" ; then
-  for cf_add_incdir in $with_hashed_db/include
-  do
-	while test $cf_add_incdir != /usr/include
-	do
-	  if test -d $cf_add_incdir
-	  then
-		cf_have_incdir=no
-		if test -n "$CFLAGS$CPPFLAGS" ; then
-		  # a loop is needed to ensure we can add subdirs of existing dirs
-		  for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
-			if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
-			  cf_have_incdir=yes; break
-			fi
-		  done
-		fi
+cat >>confdefs.h <<\EOF
+#define HAVE_GXX_BUILTIN_H 1
+EOF
 
-		if test "$cf_have_incdir" = no ; then
-		  if test "$cf_add_incdir" = /usr/local/include ; then
-			if test "$GCC" = yes
-			then
-			  cf_save_CPPFLAGS=$CPPFLAGS
+	 fi
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 25386 "configure"
+#include "confdefs.h"
 
-	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
-	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
+#include <builtin.h>
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 23243 "configure"
-#include "confdefs.h"
-#include <stdio.h>
 int
 main (void)
 {
-printf("Hello")
+two_arg_error_handler_t foo2 = lib_error_handler
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:23255: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:25400: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:23258: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:23261: \"$ac_try\"") >&5
+  echo "$as_me:25403: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:25406: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:23264: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  :
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_have_incdir=yes
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-			  CPPFLAGS=$cf_save_CPPFLAGS
-			fi
-		  fi
-		fi
-
-		if test "$cf_have_incdir" = no ; then
-		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
-
-echo "${as_me:-configure}:23281: testing adding $cf_add_incdir to include-path ..." 1>&5
-
-		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
-
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
-		  test "$cf_top_incdir" = "$cf_add_incdir" && break
-		  cf_add_incdir="$cf_top_incdir"
-		else
-		  break
-		fi
-	  else
-		break
-	  fi
-	done
-  done
-fi
-
-if test -n "$with_hashed_db/lib" ; then
-	for cf_add_libdir in $with_hashed_db/lib
-	do
-		if test $cf_add_libdir = /usr/lib ; then
-			:
-		elif test -d $cf_add_libdir
-		then
-			cf_have_libdir=no
-			if test -n "$LDFLAGS$LIBS" ; then
-				# a loop is needed to ensure we can add subdirs of existing dirs
-				for cf_test_libdir in $LDFLAGS $LIBS ; do
-					if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
-						cf_have_libdir=yes; break
-					fi
-				done
-			fi
-			if test "$cf_have_libdir" = no ; then
-				test -n "$verbose" && echo "	adding $cf_add_libdir to library-path" 1>&6
-
-echo "${as_me:-configure}:23317: testing adding $cf_add_libdir to library-path ..." 1>&5
+  echo "$as_me:25409: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cxx_library=yes
 
-				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
-			fi
+cf_add_libs="$CXXLIBS"
+# reverse order
+cf_add_0lib=
+for cf_add_1lib in -l$cf_gpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+# filter duplicates
+for cf_add_1lib in $cf_add_0lib; do
+	for cf_add_2lib in $cf_add_libs; do
+		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
+			cf_add_1lib=
+			break
 		fi
 	done
-fi
-
-	else
-		case "$with_hashed_db" in
-		(./*|../*|/*)
-			{ echo "$as_me:23328: WARNING: no such directory $with_hashed_db" >&5
-echo "$as_me: WARNING: no such directory $with_hashed_db" >&2;}
-			;;
-		(*)
-
-cf_search=
-
-test "x$prefix" != "xNONE" && \
-test -d "$prefix" && \
- {
-	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
-	test -d $prefix/include &&          cf_search="$cf_search $prefix/include"
-	test -d $prefix/include/$with_hashed_db &&       cf_search="$cf_search $prefix/include/$with_hashed_db"
-	test -d $prefix/include/$with_hashed_db/include &&    cf_search="$cf_search $prefix/include/$with_hashed_db/include"
-	test -d $prefix/$with_hashed_db/include &&       cf_search="$cf_search $prefix/$with_hashed_db/include"
-	test -d $prefix/$with_hashed_db/include/$with_hashed_db &&    cf_search="$cf_search $prefix/$with_hashed_db/include/$with_hashed_db"
-}
-
-for cf_subdir_prefix in \
-	/usr \
-	/usr/local \
-	/usr/pkg \
-	/opt \
-	/opt/local \
-	$HOME
-do
-
-test "x$cf_subdir_prefix" != "x$prefix" && \
-test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
-	test -n "$verbose" && echo "	... testing for include-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/include &&          cf_search="$cf_search $cf_subdir_prefix/include"
-	test -d $cf_subdir_prefix/include/$with_hashed_db &&       cf_search="$cf_search $cf_subdir_prefix/include/$with_hashed_db"
-	test -d $cf_subdir_prefix/include/$with_hashed_db/include &&    cf_search="$cf_search $cf_subdir_prefix/include/$with_hashed_db/include"
-	test -d $cf_subdir_prefix/$with_hashed_db/include &&       cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/include"
-	test -d $cf_subdir_prefix/$with_hashed_db/include/$with_hashed_db &&    cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/include/$with_hashed_db"
-}
-
+	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
 done
+CXXLIBS="$cf_add_libs"
 
-	for cf_item in $cf_search
-	do
-		case $cf_item in
-		(*/$with_hashed_db)
-
-if test -n "$cf_item" ; then
-  for cf_add_incdir in $cf_item
-  do
-	while test $cf_add_incdir != /usr/include
-	do
-	  if test -d $cf_add_incdir
-	  then
-		cf_have_incdir=no
-		if test -n "$CFLAGS$CPPFLAGS" ; then
-		  # a loop is needed to ensure we can add subdirs of existing dirs
-		  for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
-			if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
-			  cf_have_incdir=yes; break
-			fi
-		  done
-		fi
+cat >>confdefs.h <<\EOF
+#define HAVE_BUILTIN_H 1
+EOF
 
-		if test "$cf_have_incdir" = no ; then
-		  if test "$cf_add_incdir" = /usr/local/include ; then
-			if test "$GCC" = yes
-			then
-			  cf_save_CPPFLAGS=$CPPFLAGS
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cxx_library=no
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+fi
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+	LIBS="$cf_save"
+	echo "$as_me:25442: result: $cf_cxx_library" >&5
+echo "${ECHO_T}$cf_cxx_library" >&6
+fi
 
-	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
-	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
+		;;
+	(*)
+		cf_cxx_library=no
+		;;
+	esac
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 23400 "configure"
+	ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ac_main_return="return"
+echo "$as_me:25458: checking how to run the C++ preprocessor" >&5
+echo $ECHO_N "checking how to run the C++ preprocessor... $ECHO_C" >&6
+if test -z "$CXXCPP"; then
+  if test "${ac_cv_prog_CXXCPP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+      # Double quotes because CXXCPP needs to be expanded
+    for CXXCPP in "$CXX -E" "/lib/cpp"
+    do
+      ac_preproc_ok=false
+for ac_cxx_preproc_warn_flag in '' yes
+do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 25475 "configure"
 #include "confdefs.h"
-#include <stdio.h>
-int
-main (void)
-{
-printf("Hello")
-  ;
-  return 0;
-}
+#include <assert.h>
+                     Syntax error
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:23412: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+if { (eval echo "$as_me:25480: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  echo "$as_me:23415: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:23418: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:23421: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:25486: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_cxx_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_have_incdir=yes
+  cat "conftest.$ac_ext" >&5
+  # Broken: fails on valid input.
+continue
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-			  CPPFLAGS=$cf_save_CPPFLAGS
-			fi
-		  fi
-		fi
-
-		if test "$cf_have_incdir" = no ; then
-		  test -n "$verbose" && echo "	adding $cf_add_incdir to include-path" 1>&6
-
-echo "${as_me:-configure}:23438: testing adding $cf_add_incdir to include-path ..." 1>&5
+rm -f conftest.err "conftest.$ac_ext"
 
-		  CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
-
-		  cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
-		  test "$cf_top_incdir" = "$cf_add_incdir" && break
-		  cf_add_incdir="$cf_top_incdir"
-		else
-		  break
-		fi
-	  else
-		break
-	  fi
-	done
-  done
+  # OK, works on sane cases.  Now check whether non-existent headers
+  # can be detected and how.
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 25509 "configure"
+#include "confdefs.h"
+#include <ac_nonexistent.h>
+_ACEOF
+if { (eval echo "$as_me:25513: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:25519: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_cxx_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
 fi
+if test -z "$ac_cpp_err"; then
+  # Broken: success on invalid input.
+continue
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err "conftest.$ac_ext"
 
-			;;
-		esac
-	done
-
-cf_search=
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.err "conftest.$ac_ext"
+if $ac_preproc_ok; then
+  break
+fi
 
-test "x$prefix" != "xNONE" && \
-test -d "$prefix" && \
- {
-	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
-	test -d $prefix/lib &&          cf_search="$cf_search $prefix/lib"
-	test -d $prefix/lib/$with_hashed_db &&       cf_search="$cf_search $prefix/lib/$with_hashed_db"
-	test -d $prefix/lib/$with_hashed_db/lib &&    cf_search="$cf_search $prefix/lib/$with_hashed_db/lib"
-	test -d $prefix/$with_hashed_db/lib &&       cf_search="$cf_search $prefix/$with_hashed_db/lib"
-	test -d $prefix/$with_hashed_db/lib/$with_hashed_db &&    cf_search="$cf_search $prefix/$with_hashed_db/lib/$with_hashed_db"
-}
+    done
+    ac_cv_prog_CXXCPP=$CXXCPP
 
-for cf_subdir_prefix in \
-	/usr \
-	/usr/local \
-	/usr/pkg \
-	/opt \
-	/opt/local \
-	$HOME
+fi
+  CXXCPP=$ac_cv_prog_CXXCPP
+else
+  ac_cv_prog_CXXCPP=$CXXCPP
+fi
+echo "$as_me:25556: result: $CXXCPP" >&5
+echo "${ECHO_T}$CXXCPP" >&6
+ac_preproc_ok=false
+for ac_cxx_preproc_warn_flag in '' yes
 do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 25566 "configure"
+#include "confdefs.h"
+#include <assert.h>
+                     Syntax error
+_ACEOF
+if { (eval echo "$as_me:25571: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:25577: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_cxx_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  :
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err "conftest.$ac_ext"
 
-test "x$cf_subdir_prefix" != "x$prefix" && \
-test -d "$cf_subdir_prefix" && \
-(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
-	test -n "$verbose" && echo "	... testing for lib-directories under $cf_subdir_prefix"
-	test -d $cf_subdir_prefix/lib &&          cf_search="$cf_search $cf_subdir_prefix/lib"
-	test -d $cf_subdir_prefix/lib/$with_hashed_db &&       cf_search="$cf_search $cf_subdir_prefix/lib/$with_hashed_db"
-	test -d $cf_subdir_prefix/lib/$with_hashed_db/lib &&    cf_search="$cf_search $cf_subdir_prefix/lib/$with_hashed_db/lib"
-	test -d $cf_subdir_prefix/$with_hashed_db/lib &&       cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/lib"
-	test -d $cf_subdir_prefix/$with_hashed_db/lib/$with_hashed_db &&    cf_search="$cf_search $cf_subdir_prefix/$with_hashed_db/lib/$with_hashed_db"
-}
+  # OK, works on sane cases.  Now check whether non-existent headers
+  # can be detected and how.
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 25600 "configure"
+#include "confdefs.h"
+#include <ac_nonexistent.h>
+_ACEOF
+if { (eval echo "$as_me:25604: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:25610: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_cxx_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  # Broken: success on invalid input.
+continue
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err "conftest.$ac_ext"
 
 done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.err "conftest.$ac_ext"
+if $ac_preproc_ok; then
+  :
+else
+  { { echo "$as_me:25638: error: C++ preprocessor \"$CXXCPP\" fails sanity check" >&5
+echo "$as_me: error: C++ preprocessor \"$CXXCPP\" fails sanity check" >&2;}
+   { (exit 1); exit 1; }; }
+fi
 
-	for cf_item in $cf_search
-	do
-		case $cf_item in
-		(*/$with_hashed_db)
-
-if test -n "$cf_item" ; then
-	for cf_add_libdir in $cf_item
-	do
-		if test $cf_add_libdir = /usr/lib ; then
-			:
-		elif test -d $cf_add_libdir
-		then
-			cf_have_libdir=no
-			if test -n "$LDFLAGS$LIBS" ; then
-				# a loop is needed to ensure we can add subdirs of existing dirs
-				for cf_test_libdir in $LDFLAGS $LIBS ; do
-					if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
-						cf_have_libdir=yes; break
-					fi
-				done
-			fi
-			if test "$cf_have_libdir" = no ; then
-				test -n "$verbose" && echo "	adding $cf_add_libdir to library-path" 1>&6
-
-echo "${as_me:-configure}:23518: testing adding $cf_add_libdir to library-path ..." 1>&5
+ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ac_main_return="return"
 
-				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
-			fi
-		fi
-	done
+for ac_header in typeinfo
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:25653: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 25659 "configure"
+#include "confdefs.h"
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:25663: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
+  ac_status=$?
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:25669: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_cxx_preproc_warn_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
 fi
+if test -z "$ac_cpp_err"; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+  cat "conftest.$ac_ext" >&5
+  eval "$as_ac_Header=no"
+fi
+rm -f conftest.err "conftest.$ac_ext"
+fi
+echo "$as_me:25688: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+EOF
 
-			;;
-		esac
-	done
-
-			;;
-		esac
-	fi
-esac
+fi
+done
 
-echo "$as_me:23535: checking for db.h" >&5
-echo $ECHO_N "checking for db.h... $ECHO_C" >&6
-if test "${ac_cv_header_db_h+set}" = set; then
+for ac_header in iostream
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:25701: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 23541 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 25707 "configure"
 #include "confdefs.h"
-#include <db.h>
+#include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:23545: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:25711: \"$ac_cpp "conftest.$ac_ext"\"") >&5
+  (eval $ac_cpp "conftest.$ac_ext") 2>conftest.er1
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
+  $EGREP -v '^ *\+' conftest.er1 >conftest.err
   rm -f conftest.er1
   cat conftest.err >&5
-  echo "$as_me:23551: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:25717: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cxx_preproc_warn_flag
   else
     ac_cpp_err=
   fi
@@ -23559,265 +25725,83 @@ else
   ac_cpp_err=yes
 fi
 if test -z "$ac_cpp_err"; then
-  ac_cv_header_db_h=yes
+  eval "$as_ac_Header=yes"
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  ac_cv_header_db_h=no
-fi
-rm -f conftest.err conftest.$ac_ext
+  cat "conftest.$ac_ext" >&5
+  eval "$as_ac_Header=no"
 fi
-echo "$as_me:23570: result: $ac_cv_header_db_h" >&5
-echo "${ECHO_T}$ac_cv_header_db_h" >&6
-if test $ac_cv_header_db_h = yes; then
-
-echo "$as_me:23574: checking for version of db" >&5
-echo $ECHO_N "checking for version of db... $ECHO_C" >&6
-if test "${cf_cv_hashed_db_version+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-
-cf_cv_hashed_db_version=unknown
-
-for cf_db_version in 1 2 3 4 5 6
-do
-
-echo "${as_me:-configure}:23585: testing checking for db version $cf_db_version ..." 1>&5
-
-	cat >conftest.$ac_ext <<_ACEOF
-#line 23588 "configure"
-#include "confdefs.h"
-
-$ac_includes_default
-#include <db.h>
-
-#ifdef DB_VERSION_MAJOR
-	/* db2 (DB_VERSION_MAJOR=2) has also DB_VERSION_MINOR, tested with 7 */
-#if $cf_db_version == DB_VERSION_MAJOR
-	/* ok */
-#else
-	make an error
-#endif
-#else
-#if $cf_db_version == 1
-	/* ok: assuming this is DB 1.8.5 */
-#else
-	make an error
-#endif
-#endif
-
-int
-main (void)
-{
-DBT *foo = 0
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:23618: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
-  ac_status=$?
-  echo "$as_me:23621: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:23624: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:23627: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-
-	cf_cv_hashed_db_version=$cf_db_version
-	break
-
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+rm -f conftest.err "conftest.$ac_ext"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-done
+echo "$as_me:25736: result: `eval echo '${'"$as_ac_Header"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Header"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Header"'}'`" = yes; then
+  cat >>confdefs.h <<EOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+EOF
 
 fi
-echo "$as_me:23641: result: $cf_cv_hashed_db_version" >&5
-echo "${ECHO_T}$cf_cv_hashed_db_version" >&6
-
-if test "$cf_cv_hashed_db_version" = unknown ; then
-	{ { echo "$as_me:23645: error: Cannot determine version of db" >&5
-echo "$as_me: error: Cannot determine version of db" >&2;}
-   { (exit 1); exit 1; }; }
-else
-
-echo "$as_me:23650: checking for db libraries" >&5
-echo $ECHO_N "checking for db libraries... $ECHO_C" >&6
-if test "${cf_cv_hashed_db_libs+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-
-cf_cv_hashed_db_libs=unknown
-for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
-do
-	cf_save_libs="$LIBS"
-	if test -n "$cf_db_libs"; then
-
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -l$cf_db_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
 done
-LIBS="$cf_add_libs"
-
-	fi
-
-echo "${as_me:-configure}:23680: testing checking for library "$cf_db_libs" ..." 1>&5
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 23683 "configure"
+if test x"$ac_cv_header_iostream" = xyes ; then
+	echo "$as_me:25747: checking if iostream uses std-namespace" >&5
+echo $ECHO_N "checking if iostream uses std-namespace... $ECHO_C" >&6
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 25750 "configure"
 #include "confdefs.h"
 
-$ac_includes_default
-#include <db.h>
-
+#include <iostream>
+using std::endl;
+using std::cerr;
 int
 main (void)
 {
 
-	char *path = "/tmp/foo";
-#ifdef DB_VERSION_MAJOR
-#if DB_VERSION_MAJOR >= 4
-	DB *result = 0;
-	db_create(&result, NULL, 0);
-	result->open(result,
-		NULL,
-		path,
-		path,
-		DB_HASH,
-		DB_CREATE,
-		0644);
-#elif DB_VERSION_MAJOR >= 3
-	DB *result = 0;
-	db_create(&result, NULL, 0);
-	result->open(result,
-		path,
-		path,
-		DB_HASH,
-		DB_CREATE,
-		0644);
-#elif DB_VERSION_MAJOR >= 2
-	DB *result = 0;
-	db_open(path,
-		DB_HASH,
-		DB_CREATE,
-		0644,
-		(DB_ENV *) 0,
-		(DB_INFO *) 0,
-		&result);
-#endif /* DB_VERSION_MAJOR */
-#else
-	DB *result = dbopen(path,
-		     2,
-		     0644,
-		     DB_HASH,
-		     0);
-#endif
-	${cf_cv_main_return:-return}(result != 0)
+cerr << "testing" << endl;
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:23738: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:25767: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:23741: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:23744: \"$ac_try\"") >&5
+  echo "$as_me:25770: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:25773: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:23747: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-
-	if test -n "$cf_db_libs" ; then
-		cf_cv_hashed_db_libs=$cf_db_libs
-	else
-		cf_cv_hashed_db_libs=default
-	fi
-	LIBS="$cf_save_libs"
-	break
-
+  echo "$as_me:25776: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_iostream_namespace=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-	LIBS="$cf_save_libs"
-done
-
+cat "conftest.$ac_ext" >&5
+cf_iostream_namespace=no
 fi
-echo "$as_me:23767: result: $cf_cv_hashed_db_libs" >&5
-echo "${ECHO_T}$cf_cv_hashed_db_libs" >&6
-
-	if test "$cf_cv_hashed_db_libs" = unknown ; then
-		{ { echo "$as_me:23771: error: Cannot determine library for db" >&5
-echo "$as_me: error: Cannot determine library for db" >&2;}
-   { (exit 1); exit 1; }; }
-	elif test "$cf_cv_hashed_db_libs" != default ; then
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+	echo "$as_me:25785: result: $cf_iostream_namespace" >&5
+echo "${ECHO_T}$cf_iostream_namespace" >&6
+	if test "$cf_iostream_namespace" = yes ; then
 
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -l$cf_cv_hashed_db_libs; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-LIBS="$cf_add_libs"
+cat >>confdefs.h <<\EOF
+#define IOSTREAM_NAMESPACE 1
+EOF
 
 	fi
 fi
 
-else
-
-	{ { echo "$as_me:23797: error: Cannot find db.h" >&5
-echo "$as_me: error: Cannot find db.h" >&2;}
-   { (exit 1); exit 1; }; }
-
-fi
-
-fi
-
-if test -z "$cf_user_CFLAGS" && test "$with_no_leaks" = no ; then
-	CFLAGS=`echo ${CFLAGS} | sed -e 's%-g %%' -e 's%-g$%%'`
-	CXXFLAGS=`echo ${CXXFLAGS} | sed -e 's%-g %%' -e 's%-g$%%'`
-fi
-
-# Just in case, check if the C compiler has a bool type.
-
-echo "$as_me:23812: checking if we should include stdbool.h" >&5
+echo "$as_me:25796: checking if we should include stdbool.h" >&5
 echo $ECHO_N "checking if we should include stdbool.h... $ECHO_C" >&6
 
 if test "${cf_cv_header_stdbool_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 23820 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 25804 "configure"
 #include "confdefs.h"
 
 int
@@ -23828,24 +25812,24 @@ bool foo = false
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:23832: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:25816: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:23835: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:23838: \"$ac_try\"") >&5
+  echo "$as_me:25819: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:25822: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:23841: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:25825: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_header_stdbool_h=0
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 23848 "configure"
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 25832 "configure"
 #include "confdefs.h"
 
 #ifndef __BEOS__
@@ -23860,933 +25844,963 @@ bool foo = false
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:23864: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:25848: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:23867: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:23870: \"$ac_try\"") >&5
+  echo "$as_me:25851: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:25854: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:23873: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:25857: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_header_stdbool_h=1
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_header_stdbool_h=0
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 
 if test "$cf_cv_header_stdbool_h" = 1
-then	echo "$as_me:23887: result: yes" >&5
+then	echo "$as_me:25871: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-else	echo "$as_me:23889: result: no" >&5
+else	echo "$as_me:25873: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
-echo "$as_me:23893: checking for builtin bool type" >&5
+echo "$as_me:25877: checking for builtin bool type" >&5
 echo $ECHO_N "checking for builtin bool type... $ECHO_C" >&6
 
-if test "${cf_cv_cc_bool_type+set}" = set; then
+if test "${cf_cv_builtin_bool+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 23901 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 25885 "configure"
+#include "confdefs.h"
+
+#include <stdio.h>
+#include <sys/types.h>
+
+int
+main (void)
+{
+bool x = false
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:25900: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:25903: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:25906: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:25909: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_builtin_bool=1
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_builtin_bool=0
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+
+fi
+
+if test "$cf_cv_builtin_bool" = 1
+then	echo "$as_me:25922: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+else	echo "$as_me:25924: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+echo "$as_me:25928: checking for bool" >&5
+echo $ECHO_N "checking for bool... $ECHO_C" >&6
+if test "${ac_cv_type_bool+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 25934 "configure"
 #include "confdefs.h"
 
-#include <stdio.h>
-#include <sys/types.h>
+$ac_includes_default
+
+#if defined(__cplusplus)
+
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
+
+#else
+
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
+
+#endif
 
 int
 main (void)
 {
-bool x = false
+if ((bool *) 0)
+  return 0;
+if (sizeof (bool))
+  return 0;
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:23916: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:25969: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:23919: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:23922: \"$ac_try\"") >&5
+  echo "$as_me:25972: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:25975: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:23925: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_cc_bool_type=1
+  echo "$as_me:25978: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_type_bool=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_cc_bool_type=0
+cat "conftest.$ac_ext" >&5
+ac_cv_type_bool=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+echo "$as_me:25988: result: $ac_cv_type_bool" >&5
+echo "${ECHO_T}$ac_cv_type_bool" >&6
 
-if test "$cf_cv_cc_bool_type" = 1
-then	echo "$as_me:23938: result: yes" >&5
-echo "${ECHO_T}yes" >&6
-else	echo "$as_me:23940: result: no" >&5
-echo "${ECHO_T}no" >&6
-fi
+echo "$as_me:25991: checking size of bool" >&5
+echo $ECHO_N "checking size of bool... $ECHO_C" >&6
+if test "${ac_cv_sizeof_bool+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test "$ac_cv_type_bool" = yes; then
+  if test "$cross_compiling" = yes; then
+  # Depending upon the size, compute the lo and hi bounds.
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 26000 "configure"
+#include "confdefs.h"
 
-# Check for C++ compiler characteristics (and ensure that it's there!)
-if test -n "$CXX" ; then
-	ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
+$ac_includes_default
 
-if test -n "$GXX" ; then
+#if defined(__cplusplus)
 
-	cf_save="$LIBS"
-	LIBS="$LIBS $CXXLIBS"
-	echo "$as_me:23957: checking if we already have C++ library" >&5
-echo $ECHO_N "checking if we already have C++ library... $ECHO_C" >&6
-	cat >conftest.$ac_ext <<_ACEOF
-#line 23960 "configure"
-#include "confdefs.h"
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
+
+#else
+
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
+
+#endif
 
-			#include <iostream>
 int
 main (void)
 {
-
-			std::cout << "Hello World!" << std::endl;
+int _array_ [1 - 2 * !((sizeof (bool)) >= 0)]
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:23974: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26032: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:23977: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:23980: \"$ac_try\"") >&5
+  echo "$as_me:26035: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26038: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:23983: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_have_libstdcpp=yes
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_have_libstdcpp=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-	echo "$as_me:23992: result: $cf_have_libstdcpp" >&5
-echo "${ECHO_T}$cf_have_libstdcpp" >&6
-	LIBS="$cf_save"
+  echo "$as_me:26041: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_lo=0 ac_mid=0
+  while :; do
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 26046 "configure"
+#include "confdefs.h"
 
-	if test $cf_have_libstdcpp != yes
-	then
-		case $cf_cv_system_name in
-		(os2*)
-			if test -z "`g++ -dM -E - < /dev/null | grep __KLIBC__`"; then
-				cf_stdcpp_libname=stdcpp
-			else
-				cf_stdcpp_libname=stdc++
-			fi
-			;;
-		(*)
-			cf_stdcpp_libname=stdc++
-			;;
-		esac
+$ac_includes_default
 
-		echo "$as_me:24011: checking for library $cf_stdcpp_libname" >&5
-echo $ECHO_N "checking for library $cf_stdcpp_libname... $ECHO_C" >&6
-if test "${cf_cv_libstdcpp+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+#if defined(__cplusplus)
 
-			cf_save="$LIBS"
-			LIBS="$LIBS $CXXLIBS"
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
 
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -l$cf_stdcpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-LIBS="$cf_add_libs"
+#else
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 24037 "configure"
-#include "confdefs.h"
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
+
+#endif
 
-				#include <iostream>
 int
 main (void)
 {
-
-				std::cout << "Hello World!" << std::endl;
+int _array_ [1 - 2 * !((sizeof (bool)) <= $ac_mid)]
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:24051: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26078: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:24054: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:24057: \"$ac_try\"") >&5
+  echo "$as_me:26081: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26084: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24060: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_libstdcpp=yes
+  echo "$as_me:26087: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_hi=$ac_mid; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_libstdcpp=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-			LIBS="$cf_save"
-
-fi
-echo "$as_me:24072: result: $cf_cv_libstdcpp" >&5
-echo "${ECHO_T}$cf_cv_libstdcpp" >&6
-		test "$cf_cv_libstdcpp" = yes && {
-cf_add_libs="$CXXLIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -l$cf_stdcpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-CXXLIBS="$cf_add_libs"
- }
-	fi
+cat "conftest.$ac_ext" >&5
+ac_lo=`expr "$ac_mid" + 1`; ac_mid=`expr 2 '*' "$ac_mid" + 1`
 fi
-
-	echo "$as_me:24094: checking whether $CXX understands -c and -o together" >&5
-echo $ECHO_N "checking whether $CXX understands -c and -o together... $ECHO_C" >&6
-if test "${cf_cv_prog_CXX_c_o+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-
-cat > conftest.$ac_ext <<CF_EOF
-int main(void)
-{
-	${cf_cv_main_return:-return}(0);
-}
-CF_EOF
-# We do the test twice because some compilers refuse to overwrite an
-# existing .o file with -o, though they will create one.
-ac_try='$CXX $CXXFLAGS $CPPFLAGS -c conftest.$ac_ext -o conftest2.$ac_objext >&5'
-if { (eval echo "$as_me:24109: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:24112: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-  test -f conftest2.$ac_objext && { (eval echo "$as_me:24114: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:24117: \$? = $ac_status" >&5
-  (exit $ac_status); };
-then
-  eval cf_cv_prog_CXX_c_o=yes
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  done
 else
-  eval cf_cv_prog_CXX_c_o=no
-fi
-rm -rf conftest*
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_hi=-1 ac_mid=-1
+  while :; do
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 26103 "configure"
+#include "confdefs.h"
 
-fi
-if test $cf_cv_prog_CXX_c_o = yes; then
-  echo "$as_me:24128: result: yes" >&5
-echo "${ECHO_T}yes" >&6
-else
-  echo "$as_me:24131: result: no" >&5
-echo "${ECHO_T}no" >&6
-fi
+$ac_includes_default
 
-	case $GXX_VERSION in
-	(1.*|2.[0-6]*|[1-9][0-9].*)
-		cf_cxx_library=yes
-		;;
-	(*-2.7*|2.7*)
+#if defined(__cplusplus)
 
-cf_cxx_library=unknown
-case $cf_cv_system_name in
-(os2*)
-	cf_gpp_libname=gpp
-	;;
-(*)
-	cf_gpp_libname=g++
-	;;
-esac
-if test "$GXX" = yes; then
-	echo "$as_me:24151: checking for lib$cf_gpp_libname" >&5
-echo $ECHO_N "checking for lib$cf_gpp_libname... $ECHO_C" >&6
-	cf_save="$LIBS"
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
 
-cf_add_libs="$LIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -l$cf_gpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-LIBS="$cf_add_libs"
+#else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 24172 "configure"
-#include "confdefs.h"
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
 
-#include <$cf_gpp_libname/builtin.h>
+#endif
 
 int
 main (void)
 {
-two_arg_error_handler_t foo2 = lib_error_handler
+int _array_ [1 - 2 * !((sizeof (bool)) >= $ac_mid)]
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:24186: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26135: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:24189: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:24192: \"$ac_try\"") >&5
+  echo "$as_me:26138: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26141: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24195: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cxx_library=yes
-
-cf_add_libs="$CXXLIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -l$cf_gpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-CXXLIBS="$cf_add_libs"
+  echo "$as_me:26144: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_lo=$ac_mid; break
+else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_hi=`expr "$ac_mid" - 1`; ac_mid=`expr 2 '*' "$ac_mid"`
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  done
+fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+# Binary search between lo and hi bounds.
+while test "x$ac_lo" != "x$ac_hi"; do
+  ac_mid=`expr '(' "$ac_hi" - "$ac_lo" ')' / 2 + "$ac_lo"`
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 26160 "configure"
+#include "confdefs.h"
 
-	 if test "$cf_gpp_libname" = cpp ; then
+$ac_includes_default
 
-cat >>confdefs.h <<\EOF
-#define HAVE_GPP_BUILTIN_H 1
-EOF
+#if defined(__cplusplus)
 
-	 else
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
 
-cat >>confdefs.h <<\EOF
-#define HAVE_GXX_BUILTIN_H 1
-EOF
+#else
 
-	 fi
-else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 24232 "configure"
-#include "confdefs.h"
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
 
-#include <builtin.h>
+#endif
 
 int
 main (void)
 {
-two_arg_error_handler_t foo2 = lib_error_handler
+int _array_ [1 - 2 * !((sizeof (bool)) <= $ac_mid)]
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:24246: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26192: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:24249: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:24252: \"$ac_try\"") >&5
+  echo "$as_me:26195: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26198: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24255: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cxx_library=yes
-
-cf_add_libs="$CXXLIBS"
-# reverse order
-cf_add_0lib=
-for cf_add_1lib in -l$cf_gpp_libname; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
-# filter duplicates
-for cf_add_1lib in $cf_add_0lib; do
-	for cf_add_2lib in $cf_add_libs; do
-		if test "x$cf_add_1lib" = "x$cf_add_2lib"; then
-			cf_add_1lib=
-			break
-		fi
-	done
-	test -n "$cf_add_1lib" && cf_add_libs="$cf_add_1lib $cf_add_libs"
-done
-CXXLIBS="$cf_add_libs"
-
-cat >>confdefs.h <<\EOF
-#define HAVE_BUILTIN_H 1
-EOF
-
+  echo "$as_me:26201: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_hi=$ac_mid
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cxx_library=no
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-	LIBS="$cf_save"
-	echo "$as_me:24288: result: $cf_cxx_library" >&5
-echo "${ECHO_T}$cf_cxx_library" >&6
+cat "conftest.$ac_ext" >&5
+ac_lo=`expr "$ac_mid" + 1`
 fi
-
-		;;
-	(*)
-		cf_cxx_library=no
-		;;
-	esac
-
-	ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
-echo "$as_me:24304: checking how to run the C++ preprocessor" >&5
-echo $ECHO_N "checking how to run the C++ preprocessor... $ECHO_C" >&6
-if test -z "$CXXCPP"; then
-  if test "${ac_cv_prog_CXXCPP+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-      # Double quotes because CXXCPP needs to be expanded
-    for CXXCPP in "$CXX -E" "/lib/cpp"
-    do
-      ac_preproc_ok=false
-for ac_cxx_preproc_warn_flag in '' yes
-do
-  # Use a header file that comes with gcc, so configuring glibc
-  # with a fresh cross-compiler works.
-  # On the NeXT, cc -E runs the code through the compiler's parser,
-  # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 24321 "configure"
-#include "confdefs.h"
-#include <assert.h>
-                     Syntax error
-_ACEOF
-if { (eval echo "$as_me:24326: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:24332: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_cxx_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+done
+ac_cv_sizeof_bool=$ac_lo
 else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  :
+  if test "$cross_compiling" = yes; then
+  { { echo "$as_me:26214: error: cannot run test program while cross compiling" >&5
+echo "$as_me: error: cannot run test program while cross compiling" >&2;}
+   { (exit 1); exit 1; }; }
 else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  # Broken: fails on valid input.
-continue
-fi
-rm -f conftest.err conftest.$ac_ext
-
-  # OK, works on sane cases.  Now check whether non-existent headers
-  # can be detected and how.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 24355 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 26219 "configure"
 #include "confdefs.h"
-#include <ac_nonexistent.h>
-_ACEOF
-if { (eval echo "$as_me:24359: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:24365: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_cxx_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  # Broken: success on invalid input.
-continue
-else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  # Passes both tests.
-ac_preproc_ok=:
-break
-fi
-rm -f conftest.err conftest.$ac_ext
 
-done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then
-  break
-fi
+$ac_includes_default
 
-    done
-    ac_cv_prog_CXXCPP=$CXXCPP
+#if defined(__cplusplus)
 
-fi
-  CXXCPP=$ac_cv_prog_CXXCPP
-else
-  ac_cv_prog_CXXCPP=$CXXCPP
-fi
-echo "$as_me:24402: result: $CXXCPP" >&5
-echo "${ECHO_T}$CXXCPP" >&6
-ac_preproc_ok=false
-for ac_cxx_preproc_warn_flag in '' yes
-do
-  # Use a header file that comes with gcc, so configuring glibc
-  # with a fresh cross-compiler works.
-  # On the NeXT, cc -E runs the code through the compiler's parser,
-  # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 24412 "configure"
-#include "confdefs.h"
-#include <assert.h>
-                     Syntax error
-_ACEOF
-if { (eval echo "$as_me:24417: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:24423: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_cxx_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  :
-else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  # Broken: fails on valid input.
-continue
-fi
-rm -f conftest.err conftest.$ac_ext
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
 
-  # OK, works on sane cases.  Now check whether non-existent headers
-  # can be detected and how.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 24446 "configure"
-#include "confdefs.h"
-#include <ac_nonexistent.h>
-_ACEOF
-if { (eval echo "$as_me:24450: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:24456: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_cxx_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  # Broken: success on invalid input.
-continue
-else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  # Passes both tests.
-ac_preproc_ok=:
-break
-fi
-rm -f conftest.err conftest.$ac_ext
+#else
 
-done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then
-  :
-else
-  { { echo "$as_me:24484: error: C++ preprocessor \"$CXXCPP\" fails sanity check" >&5
-echo "$as_me: error: C++ preprocessor \"$CXXCPP\" fails sanity check" >&2;}
-   { (exit 1); exit 1; }; }
-fi
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
 
-ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
+#endif
 
-for ac_header in typeinfo
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:24499: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 24505 "configure"
-#include "confdefs.h"
-#include <$ac_header>
+int
+main (void)
+{
+FILE *f = fopen ("conftest.val", "w");
+if (!f)
+  $ac_main_return (1);
+fprintf (f, "%ld", (long)(sizeof (bool)));
+fclose (f);
+  ;
+  return 0;
+}
 _ACEOF
-if { (eval echo "$as_me:24509: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:26255: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:24515: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_cxx_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
+  echo "$as_me:26258: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:26260: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:26263: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_sizeof_bool=`cat conftest.val`
 else
-  ac_cpp_err=yes
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
 fi
-if test -z "$ac_cpp_err"; then
-  eval "$as_ac_Header=yes"
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+fi
+rm -f conftest.val
 else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  eval "$as_ac_Header=no"
+  ac_cv_sizeof_bool=0
 fi
-rm -f conftest.err conftest.$ac_ext
 fi
-echo "$as_me:24534: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+echo "$as_me:26279: result: $ac_cv_sizeof_bool" >&5
+echo "${ECHO_T}$ac_cv_sizeof_bool" >&6
+cat >>confdefs.h <<EOF
+#define SIZEOF_BOOL $ac_cv_sizeof_bool
 EOF
 
-fi
-done
-
-for ac_header in iostream
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:24547: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
+echo "$as_me:26285: checking for type of bool" >&5
+echo $ECHO_N "checking for type of bool... $ECHO_C" >&6
+if test "${cf_cv_type_of_bool+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 24553 "configure"
+
+	rm -f cf_test.out
+	if test "$cross_compiling" = yes; then
+
+		case x$ac_cv_sizeof_bool in
+		(x1) cf_cv_type_of_bool="unsigned char";;
+		(x2) cf_cv_type_of_bool="unsigned short";;
+		(x4) cf_cv_type_of_bool="unsigned int";;
+		(x8) cf_cv_type_of_bool="unsigned long";;
+		(*)  cf_cv_type_of_bool=unknown;;
+		esac
+
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 26304 "configure"
 #include "confdefs.h"
-#include <$ac_header>
+
+$ac_includes_default
+
+#if defined(__cplusplus)
+
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
+
+#else
+
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
+
+#endif
+
+int main(void)
+{
+	FILE *fp = fopen("cf_test.out", "w");
+	if (fp != 0) {
+		bool x = true;
+		if ((bool)(-x) >= 0)
+			fputs("unsigned ", fp);
+		if (sizeof(x) == sizeof(int))       fputs("int",  fp);
+		else if (sizeof(x) == sizeof(char)) fputs("char", fp);
+		else if (sizeof(x) == sizeof(short))fputs("short",fp);
+		else if (sizeof(x) == sizeof(long)) fputs("long", fp);
+		fclose(fp);
+	}
+	${cf_cv_main_return:-return}(0);
+}
+
 _ACEOF
-if { (eval echo "$as_me:24557: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:26345: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  egrep -v '^ *\+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:24563: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_cxx_preproc_warn_flag
-  else
-    ac_cpp_err=
-  fi
+  echo "$as_me:26348: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:26350: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:26353: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_type_of_bool=`cat cf_test.out`
+		 if test -z "$cf_cv_type_of_bool"; then
+		   cf_cv_type_of_bool=unknown
+		 fi
 else
-  ac_cpp_err=yes
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_type_of_bool=unknown
 fi
-if test -z "$ac_cpp_err"; then
-  eval "$as_ac_Header=yes"
-else
-  echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  eval "$as_ac_Header=no"
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-rm -f conftest.err conftest.$ac_ext
+	rm -f cf_test.out
+
 fi
-echo "$as_me:24582: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
-  cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
-EOF
+echo "$as_me:26370: result: $cf_cv_type_of_bool" >&5
+echo "${ECHO_T}$cf_cv_type_of_bool" >&6
 
+if test "$cf_cv_type_of_bool" = unknown ; then
+	case .$NCURSES_BOOL in
+	(.auto|.) NCURSES_BOOL=unsigned;;
+	esac
+	{ echo "$as_me:26377: WARNING: Assuming $NCURSES_BOOL for type of bool" >&5
+echo "$as_me: WARNING: Assuming $NCURSES_BOOL for type of bool" >&2;}
+	cf_cv_type_of_bool=$NCURSES_BOOL
 fi
-done
 
-if test x"$ac_cv_header_iostream" = xyes ; then
-	echo "$as_me:24593: checking if iostream uses std-namespace" >&5
-echo $ECHO_N "checking if iostream uses std-namespace... $ECHO_C" >&6
-	cat >conftest.$ac_ext <<_ACEOF
-#line 24596 "configure"
+echo "$as_me:26382: checking for special defines needed for etip.h" >&5
+echo $ECHO_N "checking for special defines needed for etip.h... $ECHO_C" >&6
+cf_save_CXXFLAGS="$CXXFLAGS"
+cf_result="none"
+
+# etip.h includes ncurses.h which includes ncurses_dll.h
+# But ncurses_dll.h is generated - fix here.
+test -d include || mkdir include
+test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' "${srcdir}/include/ncurses_dll.h.in" >include/ncurses_dll.h
+
+for cf_math in "" MATH_H
+do
+for cf_excp in "" MATH_EXCEPTION
+do
+	CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
+	test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
+	test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 26400 "configure"
 #include "confdefs.h"
 
-#include <iostream>
-using std::endl;
-using std::cerr;
+#include <etip.h.in>
+
 int
 main (void)
 {
 
-cerr << "testing" << endl;
-
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:24613: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26414: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:24616: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:24619: \"$ac_try\"") >&5
+  echo "$as_me:26417: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26420: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24622: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_iostream_namespace=yes
+  echo "$as_me:26423: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+
+	test -n "$cf_math" && cat >>confdefs.h <<EOF
+#define ETIP_NEEDS_${cf_math} 1
+EOF
+
+	test -n "$cf_excp" && cat >>confdefs.h <<EOF
+#define ETIP_NEEDS_${cf_excp} 1
+EOF
+
+	cf_result="$cf_math $cf_excp"
+	break 2
+
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_iostream_namespace=no
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-	echo "$as_me:24631: result: $cf_iostream_namespace" >&5
-echo "${ECHO_T}$cf_iostream_namespace" >&6
-	if test "$cf_iostream_namespace" = yes ; then
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+done
+done
+echo "$as_me:26444: result: $cf_result" >&5
+echo "${ECHO_T}$cf_result" >&6
+CXXFLAGS="$cf_save_CXXFLAGS"
 
-cat >>confdefs.h <<\EOF
-#define IOSTREAM_NAMESPACE 1
-EOF
+if test -n "$CXX"; then
+echo "$as_me:26449: checking if $CXX accepts override keyword" >&5
+echo $ECHO_N "checking if $CXX accepts override keyword... $ECHO_C" >&6
+if test "${cf_cv_cpp_override+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
 
-	fi
+	ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ac_main_return="return"
+
+	if test "$cross_compiling" = yes; then
+  cf_cv_cpp_override=unknown
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 26466 "configure"
+#include "confdefs.h"
+
+class base
+{
+public:
+	virtual int foo(float x) = 0;
+};
+
+class derived: public base
+{
+public:
+	int foo(float x) override { return x != 0.0 ? 1 : 0; }
+};
+
+int main(void) { }
+
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:26485: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:26488: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:26490: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:26493: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_cpp_override=yes
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_cpp_override=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+	ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ac_main_return="return"
 
-echo "$as_me:24642: checking if we should include stdbool.h" >&5
-echo $ECHO_N "checking if we should include stdbool.h... $ECHO_C" >&6
+fi
+echo "$as_me:26512: result: $cf_cv_cpp_override" >&5
+echo "${ECHO_T}$cf_cv_cpp_override" >&6
+fi
+test "$cf_cv_cpp_override" = yes &&
+cat >>confdefs.h <<\EOF
+#define CPP_HAS_OVERRIDE 1
+EOF
 
-if test "${cf_cv_header_stdbool_h+set}" = set; then
+if test -n "$CXX"; then
+echo "$as_me:26521: checking if $CXX accepts parameter initialization" >&5
+echo $ECHO_N "checking if $CXX accepts parameter initialization... $ECHO_C" >&6
+if test "${cf_cv_cpp_param_init+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 24650 "configure"
+	ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ac_main_return="return"
+
+	if test "$cross_compiling" = yes; then
+  cf_cv_cpp_param_init=unknown
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 26538 "configure"
 #include "confdefs.h"
 
-int
-main (void)
+class TEST {
+private:
+	int value;
+public:
+	TEST(int x = 1);
+	~TEST();
+};
+
+TEST::TEST(int x = 1)	// some compilers do not like second initializer
 {
-bool foo = false
-  ;
-  return 0;
+	value = x;
 }
+int main(void) { }
+
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:24662: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:26557: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:24665: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:24668: \"$ac_try\"") >&5
+  echo "$as_me:26560: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:26562: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24671: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_header_stdbool_h=0
+  echo "$as_me:26565: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_cpp_param_init=yes
 else
-  echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 24678 "configure"
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+cf_cv_cpp_param_init=no
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+	ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ac_main_return="return"
+
+fi
+echo "$as_me:26584: result: $cf_cv_cpp_param_init" >&5
+echo "${ECHO_T}$cf_cv_cpp_param_init" >&6
+fi
+test "$cf_cv_cpp_param_init" = yes &&
+cat >>confdefs.h <<\EOF
+#define CPP_HAS_PARAM_INIT 1
+EOF
+
+if test -n "$CXX"; then
+
+echo "$as_me:26594: checking if $CXX accepts static_cast" >&5
+echo $ECHO_N "checking if $CXX accepts static_cast... $ECHO_C" >&6
+if test "${cf_cv_cpp_static_cast+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+	ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ac_main_return="return"
+
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 26608 "configure"
 #include "confdefs.h"
 
-#ifndef __BEOS__
-#include <stdbool.h>
-#endif
+class NCursesPanel
+{
+public:
+  NCursesPanel(int nlines,
+	       int ncols,
+	       int begin_y = 0,
+	       int begin_x = 0)
+  {
+  }
+  NCursesPanel();
+  ~NCursesPanel();
+};
+
+template<class T> class NCursesUserPanel : public NCursesPanel
+{
+public:
+  NCursesUserPanel (int nlines,
+		    int ncols,
+		    int begin_y = 0,
+		    int begin_x = 0,
+		    const T* p_UserData = static_cast<T*>(0))
+    : NCursesPanel (nlines, ncols, begin_y, begin_x)
+  {
+  };
+  NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
+  {
+  };
+
+  virtual ~NCursesUserPanel() {};
+};
 
 int
 main (void)
 {
-bool foo = false
+
+	const char* p_UserData = static_cast<char*>(0)
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:24694: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26652: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:24697: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:24700: \"$ac_try\"") >&5
+  echo "$as_me:26655: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26658: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24703: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_header_stdbool_h=1
+  echo "$as_me:26661: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  cf_cv_cpp_static_cast=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_header_stdbool_h=0
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+cat "conftest.$ac_ext" >&5
+cf_cv_cpp_static_cast=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+
+	ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS "conftest.$ac_ext" >&5'
+ac_link='$CXX -o "conftest$ac_exeext" $CXXFLAGS $CPPFLAGS $LDFLAGS "conftest.$ac_ext" $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ac_main_return="return"
+
 fi
+echo "$as_me:26679: result: $cf_cv_cpp_static_cast" >&5
+echo "${ECHO_T}$cf_cv_cpp_static_cast" >&6
 
-if test "$cf_cv_header_stdbool_h" = 1
-then	echo "$as_me:24717: result: yes" >&5
-echo "${ECHO_T}yes" >&6
-else	echo "$as_me:24719: result: no" >&5
-echo "${ECHO_T}no" >&6
 fi
 
-echo "$as_me:24723: checking for builtin bool type" >&5
-echo $ECHO_N "checking for builtin bool type... $ECHO_C" >&6
+test "$cf_cv_cpp_static_cast" = yes &&
+cat >>confdefs.h <<\EOF
+#define CPP_HAS_STATIC_CAST 1
+EOF
+
+	CXX_AR='$(AR)'
+	CXX_ARFLAGS='$(ARFLAGS)'
+	case "$cf_cv_system_name" in
+	(irix*)
+	    if test "$GXX" != yes ; then
+		CXX_AR='$(CXX)'
+		CXX_ARFLAGS='-ar -o'
+	    fi
+	    ;;
+	(sco3.2v5*)
+	    CXXLDFLAGS="-u main"
+	    ;;
+	(solaris2*)
+	    if test "$GXX" != yes ; then
+		CXX_AR='$(CXX)'
+		CXX_ARFLAGS='-xar -o'
+	    fi
+	    ;;
+	esac
 
-if test "${cf_cv_builtin_bool+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
+	cf_cxx_library=no
+	cf_cv_builtin_bool=1
+
+	# Just because we are not configuring against C++ right now does not
+	# mean that a user will not want to use C++.  Some distributors disable
+	# the C++ portion of this configuration as a shortcut (or just to avoid
+	# compiling the demo in the c++ directory).  So we need a reasonable
+	# default for the 'bool' type.
+	#
+	# Caveat: since the storage of the bool type is not standardized, it
+	# may change.
+
+	if test "$NCURSES_BOOL" != auto ; then
+		cf_cv_type_of_bool=$NCURSES_BOOL
+		cf_cv_header_stdbool_h=0
+	else
+		if test "$cf_cv_header_stdbool_h" = 1 ; then
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 24731 "configure"
+echo "$as_me:26728: checking for bool" >&5
+echo $ECHO_N "checking for bool... $ECHO_C" >&6
+if test "${ac_cv_type_bool+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 26734 "configure"
 #include "confdefs.h"
 
-#include <stdio.h>
-#include <sys/types.h>
+$ac_includes_default
+
+#if defined(__cplusplus)
+
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
+
+#else
+
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
+
+#endif
 
 int
 main (void)
 {
-bool x = false
+if ((bool *) 0)
+  return 0;
+if (sizeof (bool))
+  return 0;
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:24746: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26769: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:24749: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:24752: \"$ac_try\"") >&5
+  echo "$as_me:26772: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26775: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24755: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_builtin_bool=1
+  echo "$as_me:26778: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_type_bool=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_builtin_bool=0
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-
+cat "conftest.$ac_ext" >&5
+ac_cv_type_bool=no
 fi
-
-if test "$cf_cv_builtin_bool" = 1
-then	echo "$as_me:24768: result: yes" >&5
-echo "${ECHO_T}yes" >&6
-else	echo "$as_me:24770: result: no" >&5
-echo "${ECHO_T}no" >&6
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+echo "$as_me:26788: result: $ac_cv_type_bool" >&5
+echo "${ECHO_T}$ac_cv_type_bool" >&6
 
-echo "$as_me:24774: checking for size of bool" >&5
-echo $ECHO_N "checking for size of bool... $ECHO_C" >&6
-if test "${cf_cv_type_of_bool+set}" = set; then
+echo "$as_me:26791: checking size of bool" >&5
+echo $ECHO_N "checking size of bool... $ECHO_C" >&6
+if test "${ac_cv_sizeof_bool+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-
-	rm -f cf_test.out
-	if test "$cross_compiling" = yes; then
-  cf_cv_type_of_bool=unknown
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 24785 "configure"
+  if test "$ac_cv_type_bool" = yes; then
+  if test "$cross_compiling" = yes; then
+  # Depending upon the size, compute the lo and hi bounds.
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 26800 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
-#include <stdio.h>
+$ac_includes_default
 
 #if defined(__cplusplus)
 
@@ -24806,351 +26820,291 @@ else
 
 #endif
 
-int main(void)
+int
+main (void)
 {
-	FILE *fp = fopen("cf_test.out", "w");
-	if (fp != 0) {
-		bool x = true;
-		if ((bool)(-x) >= 0)
-			fputs("unsigned ", fp);
-		if (sizeof(x) == sizeof(int))       fputs("int",  fp);
-		else if (sizeof(x) == sizeof(char)) fputs("char", fp);
-		else if (sizeof(x) == sizeof(short))fputs("short",fp);
-		else if (sizeof(x) == sizeof(long)) fputs("long", fp);
-		fclose(fp);
-	}
-	${cf_cv_main_return:-return}(0);
+int _array_ [1 - 2 * !((sizeof (bool)) >= 0)]
+  ;
+  return 0;
 }
-
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:24827: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26832: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:24830: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:24832: \"$ac_try\"") >&5
+  echo "$as_me:26835: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26838: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24835: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_type_of_bool=`cat cf_test.out`
-		 if test -z "$cf_cv_type_of_bool"; then
-		   cf_cv_type_of_bool=unknown
-		 fi
-else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_type_of_bool=unknown
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
+  echo "$as_me:26841: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_lo=0 ac_mid=0
+  while :; do
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 26846 "configure"
+#include "confdefs.h"
 
-fi
+$ac_includes_default
 
-	rm -f cf_test.out
-echo "$as_me:24853: result: $cf_cv_type_of_bool" >&5
-echo "${ECHO_T}$cf_cv_type_of_bool" >&6
-if test "$cf_cv_type_of_bool" = unknown ; then
-	case .$NCURSES_BOOL in
-	(.auto|.) NCURSES_BOOL=unsigned;;
-	esac
-	{ echo "$as_me:24859: WARNING: Assuming $NCURSES_BOOL for type of bool" >&5
-echo "$as_me: WARNING: Assuming $NCURSES_BOOL for type of bool" >&2;}
-	cf_cv_type_of_bool=$NCURSES_BOOL
-fi
+#if defined(__cplusplus)
 
-echo "$as_me:24864: checking for special defines needed for etip.h" >&5
-echo $ECHO_N "checking for special defines needed for etip.h... $ECHO_C" >&6
-cf_save_CXXFLAGS="$CXXFLAGS"
-cf_result="none"
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
 
-# etip.h includes ncurses.h which includes ncurses_dll.h
-# But ncurses_dll.h is generated - fix here.
-test -d include || mkdir include
-test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' ${srcdir}/include/ncurses_dll.h.in >include/ncurses_dll.h
+#else
 
-for cf_math in "" MATH_H
-do
-for cf_excp in "" MATH_EXCEPTION
-do
-	CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
-	test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
-	test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
-cat >conftest.$ac_ext <<_ACEOF
-#line 24882 "configure"
-#include "confdefs.h"
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
 
-#include <etip.h.in>
+#endif
 
 int
 main (void)
 {
-
+int _array_ [1 - 2 * !((sizeof (bool)) <= $ac_mid)]
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:24896: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26878: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:24899: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:24902: \"$ac_try\"") >&5
+  echo "$as_me:26881: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26884: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24905: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-
-	test -n "$cf_math" && cat >>confdefs.h <<EOF
-#define ETIP_NEEDS_${cf_math} 1
-EOF
-
-	test -n "$cf_excp" && cat >>confdefs.h <<EOF
-#define ETIP_NEEDS_${cf_excp} 1
-EOF
-
-	cf_result="$cf_math $cf_excp"
-	break 2
-
+  echo "$as_me:26887: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_hi=$ac_mid; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
+ac_lo=`expr "$ac_mid" + 1`; ac_mid=`expr 2 '*' "$ac_mid" + 1`
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-done
-done
-echo "$as_me:24926: result: $cf_result" >&5
-echo "${ECHO_T}$cf_result" >&6
-CXXFLAGS="$cf_save_CXXFLAGS"
-
-if test -n "$CXX"; then
-echo "$as_me:24931: checking if $CXX accepts parameter initialization" >&5
-echo $ECHO_N "checking if $CXX accepts parameter initialization... $ECHO_C" >&6
-if test "${cf_cv_cpp_param_init+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  done
 else
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_hi=-1 ac_mid=-1
+  while :; do
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 26903 "configure"
+#include "confdefs.h"
 
-	ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
+$ac_includes_default
 
-	if test "$cross_compiling" = yes; then
-  cf_cv_cpp_param_init=unknown
-else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 24948 "configure"
-#include "confdefs.h"
+#if defined(__cplusplus)
 
-class TEST {
-private:
-	int value;
-public:
-	TEST(int x = 1);
-	~TEST();
-};
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
+
+#else
+
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
+
+#endif
 
-TEST::TEST(int x = 1)	// some compilers do not like second initializer
+int
+main (void)
 {
-	value = x;
+int _array_ [1 - 2 * !((sizeof (bool)) >= $ac_mid)]
+  ;
+  return 0;
 }
-int main(void) { }
-
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:24967: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26935: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:24970: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:24972: \"$ac_try\"") >&5
+  echo "$as_me:26938: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26941: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:24975: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_cpp_param_init=yes
+  echo "$as_me:26944: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_lo=$ac_mid; break
 else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_cpp_param_init=no
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
-	ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
-
+  echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+ac_hi=`expr "$ac_mid" - 1`; ac_mid=`expr 2 '*' "$ac_mid"`
 fi
-echo "$as_me:24994: result: $cf_cv_cpp_param_init" >&5
-echo "${ECHO_T}$cf_cv_cpp_param_init" >&6
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  done
 fi
-test "$cf_cv_cpp_param_init" = yes &&
-cat >>confdefs.h <<\EOF
-#define CPP_HAS_PARAM_INIT 1
-EOF
-
-if test -n "$CXX"; then
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+# Binary search between lo and hi bounds.
+while test "x$ac_lo" != "x$ac_hi"; do
+  ac_mid=`expr '(' "$ac_hi" - "$ac_lo" ')' / 2 + "$ac_lo"`
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 26960 "configure"
+#include "confdefs.h"
 
-echo "$as_me:25004: checking if $CXX accepts static_cast" >&5
-echo $ECHO_N "checking if $CXX accepts static_cast... $ECHO_C" >&6
-if test "${cf_cv_cpp_static_cast+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
+$ac_includes_default
 
-	ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
+#if defined(__cplusplus)
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 25018 "configure"
-#include "confdefs.h"
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
 
-class NCursesPanel
-{
-public:
-  NCursesPanel(int nlines,
-	       int ncols,
-	       int begin_y = 0,
-	       int begin_x = 0)
-  {
-  }
-  NCursesPanel();
-  ~NCursesPanel();
-};
+#else
 
-template<class T> class NCursesUserPanel : public NCursesPanel
-{
-public:
-  NCursesUserPanel (int nlines,
-		    int ncols,
-		    int begin_y = 0,
-		    int begin_x = 0,
-		    const T* p_UserData = static_cast<T*>(0))
-    : NCursesPanel (nlines, ncols, begin_y, begin_x)
-  {
-  };
-  NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
-  {
-  };
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
 
-  virtual ~NCursesUserPanel() {};
-};
+#endif
 
 int
 main (void)
 {
-
-	const char* p_UserData = static_cast<char*>(0)
+int _array_ [1 - 2 * !((sizeof (bool)) <= $ac_mid)]
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:25062: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:26992: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:25065: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:25068: \"$ac_try\"") >&5
+  echo "$as_me:26995: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:26998: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:25071: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  cf_cv_cpp_static_cast=yes
+  echo "$as_me:27001: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_hi=$ac_mid
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cf_cv_cpp_static_cast=no
+cat "conftest.$ac_ext" >&5
+ac_lo=`expr "$ac_mid" + 1`
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-
-	ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-ac_main_return=return
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+done
+ac_cv_sizeof_bool=$ac_lo
+else
+  if test "$cross_compiling" = yes; then
+  { { echo "$as_me:27014: error: cannot run test program while cross compiling" >&5
+echo "$as_me: error: cannot run test program while cross compiling" >&2;}
+   { (exit 1); exit 1; }; }
+else
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 27019 "configure"
+#include "confdefs.h"
 
-fi
-echo "$as_me:25089: result: $cf_cv_cpp_static_cast" >&5
-echo "${ECHO_T}$cf_cv_cpp_static_cast" >&6
+$ac_includes_default
 
-fi
+#if defined(__cplusplus)
 
-test "$cf_cv_cpp_static_cast" = yes &&
-cat >>confdefs.h <<\EOF
-#define CPP_HAS_STATIC_CAST 1
-EOF
+#ifdef HAVE_GXX_BUILTIN_H
+#include <g++/builtin.h>
+#elif HAVE_GPP_BUILTIN_H
+#include <gpp/builtin.h>
+#elif HAVE_BUILTIN_H
+#include <builtin.h>
+#endif
 
-	CXX_AR='$(AR)'
-	CXX_ARFLAGS='$(ARFLAGS)'
-	case $cf_cv_system_name in
-	(irix*)
-	    if test "$GXX" != yes ; then
-		CXX_AR='$(CXX)'
-		CXX_ARFLAGS='-ar -o'
-	    fi
-	    ;;
-	(sco3.2v5*)
-	    CXXLDFLAGS="-u main"
-	    ;;
-	(solaris2*)
-	    if test "$GXX" != yes ; then
-		CXX_AR='$(CXX)'
-		CXX_ARFLAGS='-xar -o'
-	    fi
-	    ;;
-	esac
+#else
 
-else
-	cf_cxx_library=no
-	cf_cv_builtin_bool=1
+#if $cf_cv_header_stdbool_h
+#include <stdbool.h>
+#endif
 
-	# Just because we are not configuring against C++ right now does not
-	# mean that a user will not want to use C++.  Some distributors disable
-	# the C++ portion of this configuration as a shortcut (or just to avoid
-	# compiling the demo in the c++ directory).  So we need a reasonable
-	# default for the 'bool' type.
-	#
-	# Caveat: since the storage of the bool type is not standardized, it
-	# may change.
+#endif
 
-	if test "$NCURSES_BOOL" != auto ; then
-		cf_cv_type_of_bool=$NCURSES_BOOL
-		cf_cv_header_stdbool_h=0
-	else
-		if test "$cf_cv_header_stdbool_h" = 1 ; then
+int
+main (void)
+{
+FILE *f = fopen ("conftest.val", "w");
+if (!f)
+  $ac_main_return (1);
+fprintf (f, "%ld", (long)(sizeof (bool)));
+fclose (f);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:27055: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:27058: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:27060: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:27063: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  ac_cv_sizeof_bool=`cat conftest.val`
+else
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat "conftest.$ac_ext" >&5
+fi
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
+fi
+fi
+rm -f conftest.val
+else
+  ac_cv_sizeof_bool=0
+fi
+fi
+echo "$as_me:27079: result: $ac_cv_sizeof_bool" >&5
+echo "${ECHO_T}$ac_cv_sizeof_bool" >&6
+cat >>confdefs.h <<EOF
+#define SIZEOF_BOOL $ac_cv_sizeof_bool
+EOF
 
-echo "$as_me:25138: checking for size of bool" >&5
-echo $ECHO_N "checking for size of bool... $ECHO_C" >&6
+echo "$as_me:27085: checking for type of bool" >&5
+echo $ECHO_N "checking for type of bool... $ECHO_C" >&6
 if test "${cf_cv_type_of_bool+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	rm -f cf_test.out
 	if test "$cross_compiling" = yes; then
-  cf_cv_type_of_bool=unknown
+
+		case x$ac_cv_sizeof_bool in
+		(x1) cf_cv_type_of_bool="unsigned char";;
+		(x2) cf_cv_type_of_bool="unsigned short";;
+		(x4) cf_cv_type_of_bool="unsigned int";;
+		(x8) cf_cv_type_of_bool="unsigned long";;
+		(*)  cf_cv_type_of_bool=unknown;;
+		esac
+
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 25149 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 27104 "configure"
 #include "confdefs.h"
 
-#include <stdlib.h>
-#include <stdio.h>
+$ac_includes_default
 
 #if defined(__cplusplus)
 
@@ -25187,17 +27141,17 @@ int main(void)
 }
 
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:25191: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:27145: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:25194: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:25196: \"$ac_try\"") >&5
+  echo "$as_me:27148: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:27150: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:25199: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:27153: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_type_of_bool=`cat cf_test.out`
 		 if test -z "$cf_cv_type_of_bool"; then
 		   cf_cv_type_of_bool=unknown
@@ -25205,34 +27159,34 @@ if { (eval echo "$as_me:25191: \"$ac_link\"") >&5
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_type_of_bool=unknown
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
+	rm -f cf_test.out
 
 fi
-
-	rm -f cf_test.out
-echo "$as_me:25217: result: $cf_cv_type_of_bool" >&5
+echo "$as_me:27170: result: $cf_cv_type_of_bool" >&5
 echo "${ECHO_T}$cf_cv_type_of_bool" >&6
+
 if test "$cf_cv_type_of_bool" = unknown ; then
 	case .$NCURSES_BOOL in
 	(.auto|.) NCURSES_BOOL=unsigned;;
 	esac
-	{ echo "$as_me:25223: WARNING: Assuming $NCURSES_BOOL for type of bool" >&5
+	{ echo "$as_me:27177: WARNING: Assuming $NCURSES_BOOL for type of bool" >&5
 echo "$as_me: WARNING: Assuming $NCURSES_BOOL for type of bool" >&2;}
 	cf_cv_type_of_bool=$NCURSES_BOOL
 fi
 
 		else
-			echo "$as_me:25229: checking for fallback type of bool" >&5
+			echo "$as_me:27183: checking for fallback type of bool" >&5
 echo $ECHO_N "checking for fallback type of bool... $ECHO_C" >&6
 			case "$host_cpu" in
 			(i?86)	cf_cv_type_of_bool=char	;;
 			(*)	cf_cv_type_of_bool=int	;;
 			esac
-			echo "$as_me:25235: result: $cf_cv_type_of_bool" >&5
+			echo "$as_me:27189: result: $cf_cv_type_of_bool" >&5
 echo "${ECHO_T}$cf_cv_type_of_bool" >&6
 		fi
 	fi
@@ -25244,11 +27198,11 @@ fi
 # specify the type of bool in a configure-script option and postpone
 # integration with the C++ compiler provided that the types are compatible.
 USE_CXX_BOOL=1
-if test $cf_cv_cc_bool_type = 1
+if test "$cf_cv_cc_bool_type" = 1
 then
 	# oops: C has a bool.  Unlikely, but C++ could differ.
 	USE_CXX_BOOL=0
-elif test $cf_cv_builtin_bool = 0
+elif test "$cf_cv_builtin_bool" = 0
 then
 	# C++ has no bool
 	USE_CXX_BOOL=0
@@ -25261,7 +27215,7 @@ if test -f "${srcdir}/Ada95/Makefile.in" ; then
 
 	if test "$cf_with_ada" != "no" ; then
 		if test "$with_libtool" != "no"; then
-			{ echo "$as_me:25264: WARNING: libtool does not support Ada - disabling feature" >&5
+			{ echo "$as_me:27218: WARNING: libtool does not support Ada - disabling feature" >&5
 echo "$as_me: WARNING: libtool does not support Ada - disabling feature" >&2;}
 			cf_with_ada=no
 		fi
@@ -25278,7 +27232,7 @@ cf_upper_prog_gnat=`echo "${cf_prog_gnat}" | sed y%abcdefghijklmnopqrstuvwxyz./-
 	unset cf_TEMP_gnat
 	# Extract the first word of "$cf_prog_gnat", so it can be a program name with args.
 set dummy $cf_prog_gnat; ac_word=$2
-echo "$as_me:25281: checking for $ac_word" >&5
+echo "$as_me:27235: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_path_cf_TEMP_gnat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -25295,7 +27249,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   if $as_executable_p "$ac_dir/$ac_word"; then
    ac_cv_path_cf_TEMP_gnat="$ac_dir/$ac_word"
-   echo "$as_me:25298: found $ac_dir/$ac_word" >&5
+   echo "$as_me:27252: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -25307,20 +27261,20 @@ fi
 cf_TEMP_gnat=$ac_cv_path_cf_TEMP_gnat
 
 if test -n "$cf_TEMP_gnat"; then
-  echo "$as_me:25310: result: $cf_TEMP_gnat" >&5
+  echo "$as_me:27264: result: $cf_TEMP_gnat" >&5
 echo "${ECHO_T}$cf_TEMP_gnat" >&6
 else
-  echo "$as_me:25313: result: no" >&5
+  echo "$as_me:27267: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
-	eval cf_cv_PATH_$cf_upper_prog_gnat=$ac_cv_path_cf_TEMP_gnat
+	eval "cf_cv_PATH_$cf_upper_prog_gnat=$ac_cv_path_cf_TEMP_gnat"
 
 	if test "x$cf_TEMP_gnat" != xno; then
 		unset cf_cv_gnat_version
 		unset cf_TEMP_gnat
 
-echo "$as_me:25323: checking for $cf_prog_gnat version" >&5
+echo "$as_me:27277: checking for $cf_prog_gnat version" >&5
 echo $ECHO_N "checking for $cf_prog_gnat version... $ECHO_C" >&6
 if test "${cf_cv_gnat_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -25331,13 +27285,13 @@ cf_cv_gnat_version=`$cf_prog_gnat --version 2>&1 | \
 	sed -e '2,$d' -e 's/[^0-9 \.]//g' -e 's/^[ ]*//' -e 's/ .*//'`
 
 fi
-echo "$as_me:25334: result: $cf_cv_gnat_version" >&5
+echo "$as_me:27288: result: $cf_cv_gnat_version" >&5
 echo "${ECHO_T}$cf_cv_gnat_version" >&6
 test -z "$cf_cv_gnat_version" && cf_cv_gnat_version=no
 eval cf_TEMP_gnat=$cf_cv_gnat_version; unset cf_cv_gnat_version
 
 	fi
-	eval cf_cv_VERSION_$cf_upper_prog_gnat=$cf_TEMP_gnat
+	eval "cf_cv_VERSION_$cf_upper_prog_gnat=$cf_TEMP_gnat"
 
 	unset cf_TEMP_gnat
 	unset cf_cv_gnat_version
@@ -25353,21 +27307,21 @@ else
 		# gprconfig is newer than gnatmake; we can continue...
 		cf_ada_config="##"
 	else
-		rm -rf conftest* *~conftest*
+		rm -rf ./conftest* ./*~conftest*
 		if mkdir conftest.src
 		then
 			cf_ada_config=""
 			cd conftest.src
 			for cf_gprconfig in Ada C
 			do
-				echo "$as_me:25363: checking for gprconfig name for $cf_gprconfig" >&5
+				echo "$as_me:27317: checking for gprconfig name for $cf_gprconfig" >&5
 echo $ECHO_N "checking for gprconfig name for $cf_gprconfig... $ECHO_C" >&6
-				if test $cf_gprconfig = C
+				if test "$cf_gprconfig" = C
 				then
 					for cf_gprconfig_param in \
-						$cf_gprconfig,,,,GNATGCC \
-						$cf_gprconfig,,,,GCC \
-						$cf_gprconfig
+						"$cf_gprconfig,,,,GNATGCC" \
+						"$cf_gprconfig,,,,GCC" \
+						"$cf_gprconfig"
 					do
 						cf_gprconfig_value=`echo s| gprconfig --config=$cf_gprconfig_param 2>&5 | ${AWK:-awk} '/^\*/{print $3;}' | head -n 1`
 						test -n "$cf_gprconfig_value" && break
@@ -25378,24 +27332,24 @@ echo $ECHO_N "checking for gprconfig name for $cf_gprconfig... $ECHO_C" >&6
 				fi
 				if test -n "$cf_gprconfig_value"
 				then
-					eval cf_ada_config_$cf_gprconfig=$cf_gprconfig_value
-					echo "$as_me:25382: result: $cf_gprconfig_value" >&5
+					eval "cf_ada_config_$cf_gprconfig=$cf_gprconfig_value"
+					echo "$as_me:27336: result: $cf_gprconfig_value" >&5
 echo "${ECHO_T}$cf_gprconfig_value" >&6
 				else
-					echo "$as_me:25385: result: missing" >&5
+					echo "$as_me:27339: result: missing" >&5
 echo "${ECHO_T}missing" >&6
 					cf_ada_config="#"
 					break
 				fi
 			done
 			cd ..
-			rm -rf conftest* *~conftest*
+			rm -rf ./conftest* ./*~conftest*
 		fi
 	fi
 	if test "x$cf_ada_config" != "x#"
 	then
 
-echo "$as_me:25398: checking for gnat version" >&5
+echo "$as_me:27352: checking for gnat version" >&5
 echo $ECHO_N "checking for gnat version... $ECHO_C" >&6
 if test "${cf_cv_gnat_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -25406,16 +27360,16 @@ cf_cv_gnat_version=`${cf_ada_make:-gnatmake} --version 2>&1 | \
 	sed -e '2,$d' -e 's/[^0-9 \.]//g' -e 's/^[ ]*//' -e 's/ .*//'`
 
 fi
-echo "$as_me:25409: result: $cf_cv_gnat_version" >&5
+echo "$as_me:27363: result: $cf_cv_gnat_version" >&5
 echo "${ECHO_T}$cf_cv_gnat_version" >&6
 test -z "$cf_cv_gnat_version" && cf_cv_gnat_version=no
 
-case $cf_cv_gnat_version in
+case "$cf_cv_gnat_version" in
 (3.1[1-9]*|3.[2-9]*|[4-9].*|[1-9][0-9].[0-9]*|20[0-9][0-9])
 	cf_cv_prog_gnat_correct=yes
 	;;
 (*)
-	{ echo "$as_me:25418: WARNING: Unsupported GNAT version $cf_cv_gnat_version. We require 3.11 or better. Disabling Ada95 binding." >&5
+	{ echo "$as_me:27372: WARNING: Unsupported GNAT version $cf_cv_gnat_version. We require 3.11 or better. Disabling Ada95 binding." >&5
 echo "$as_me: WARNING: Unsupported GNAT version $cf_cv_gnat_version. We require 3.11 or better. Disabling Ada95 binding." >&2;}
 	cf_cv_prog_gnat_correct=no
 	;;
@@ -25423,7 +27377,7 @@ esac
 
 		# Extract the first word of "m4", so it can be a program name with args.
 set dummy m4; ac_word=$2
-echo "$as_me:25426: checking for $ac_word" >&5
+echo "$as_me:27380: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_M4_exists+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -25438,7 +27392,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_M4_exists="yes"
-echo "$as_me:25441: found $ac_dir/$ac_word" >&5
+echo "$as_me:27395: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -25447,23 +27401,23 @@ fi
 fi
 M4_exists=$ac_cv_prog_M4_exists
 if test -n "$M4_exists"; then
-  echo "$as_me:25450: result: $M4_exists" >&5
+  echo "$as_me:27404: result: $M4_exists" >&5
 echo "${ECHO_T}$M4_exists" >&6
 else
-  echo "$as_me:25453: result: no" >&5
+  echo "$as_me:27407: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
 		if test "$ac_cv_prog_M4_exists" = no; then
 			cf_cv_prog_gnat_correct=no
-			{ echo "$as_me:25459: WARNING: Ada95 binding required program m4 not found. Ada95 binding disabled" >&5
+			{ echo "$as_me:27413: WARNING: Ada95 binding required program m4 not found. Ada95 binding disabled" >&5
 echo "$as_me: WARNING: Ada95 binding required program m4 not found. Ada95 binding disabled" >&2;}
 		fi
 		if test "$cf_cv_prog_gnat_correct" = yes; then
-			echo "$as_me:25463: checking if GNAT works" >&5
+			echo "$as_me:27417: checking if GNAT works" >&5
 echo $ECHO_N "checking if GNAT works... $ECHO_C" >&6
 
-rm -rf conftest* *~conftest*
+rm -rf ./conftest* ./*~conftest*
 cat >>conftest.ads <<CF_EOF
 procedure conftest;
 CF_EOF
@@ -25477,7 +27431,7 @@ begin
    GNAT.OS_Lib.OS_Exit (0);
 end conftest;
 CF_EOF
-if ( $cf_ada_make $ADAFLAGS conftest 1>&5 2>&1 ) ; then
+if ( "$cf_ada_make" $ADAFLAGS conftest 1>&5 2>&1 ) ; then
    if ( ./conftest 1>&5 2>&1 ) ; then
       cf_cv_prog_gnat_correct=yes
    else
@@ -25486,9 +27440,9 @@ if ( $cf_ada_make $ADAFLAGS conftest 1>&5 2>&1 ) ; then
 else
    cf_cv_prog_gnat_correct=no
 fi
-rm -rf conftest* *~conftest*
+rm -rf ./conftest* ./*~conftest*
 
-			echo "$as_me:25491: result: $cf_cv_prog_gnat_correct" >&5
+			echo "$as_me:27445: result: $cf_cv_prog_gnat_correct" >&5
 echo "${ECHO_T}$cf_cv_prog_gnat_correct" >&6
 		fi
 	else
@@ -25500,7 +27454,7 @@ fi
 
  	ADAFLAGS="$ADAFLAGS -gnatpn"
 
-	echo "$as_me:25503: checking optimization options for ADAFLAGS" >&5
+	echo "$as_me:27457: checking optimization options for ADAFLAGS" >&5
 echo $ECHO_N "checking optimization options for ADAFLAGS... $ECHO_C" >&6
 	case "$CFLAGS" in
 	(*-g*)
@@ -25517,10 +27471,10 @@ echo $ECHO_N "checking optimization options for ADAFLAGS... $ECHO_C" >&6
 
 		;;
 	esac
-	echo "$as_me:25520: result: $ADAFLAGS" >&5
+	echo "$as_me:27474: result: $ADAFLAGS" >&5
 echo "${ECHO_T}$ADAFLAGS" >&6
 
-echo "$as_me:25523: checking if GNATPREP supports -T option" >&5
+echo "$as_me:27477: checking if GNATPREP supports -T option" >&5
 echo $ECHO_N "checking if GNATPREP supports -T option... $ECHO_C" >&6
 if test "${cf_cv_gnatprep_opt_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -25530,13 +27484,13 @@ cf_cv_gnatprep_opt_t=no
 gnatprep -T 2>/dev/null >/dev/null && cf_cv_gnatprep_opt_t=yes
 
 fi
-echo "$as_me:25533: result: $cf_cv_gnatprep_opt_t" >&5
+echo "$as_me:27487: result: $cf_cv_gnatprep_opt_t" >&5
 echo "${ECHO_T}$cf_cv_gnatprep_opt_t" >&6
 test "$cf_cv_gnatprep_opt_t" = yes && GNATPREP_OPTS="-T $GNATPREP_OPTS"
 
-echo "$as_me:25537: checking if GNAT supports generics" >&5
+echo "$as_me:27491: checking if GNAT supports generics" >&5
 echo $ECHO_N "checking if GNAT supports generics... $ECHO_C" >&6
-case $cf_cv_gnat_version in
+case "$cf_cv_gnat_version" in
 (3.1[1-9]*|3.[2-9]*|[4-9].*|[1-9][0-9].[0-9]*|20[0-9][0-9])
 	cf_gnat_generics=yes
 	;;
@@ -25544,7 +27498,7 @@ case $cf_cv_gnat_version in
 	cf_gnat_generics=no
 	;;
 esac
-echo "$as_me:25547: result: $cf_gnat_generics" >&5
+echo "$as_me:27501: result: $cf_gnat_generics" >&5
 echo "${ECHO_T}$cf_gnat_generics" >&6
 
 if test "$cf_gnat_generics" = yes
@@ -25556,13 +27510,13 @@ else
 	cf_generic_objects=
 fi
 
-echo "$as_me:25559: checking if GNAT supports SIGINT" >&5
+echo "$as_me:27513: checking if GNAT supports SIGINT" >&5
 echo $ECHO_N "checking if GNAT supports SIGINT... $ECHO_C" >&6
 if test "${cf_cv_gnat_sigint+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-rm -rf conftest* *~conftest*
+rm -rf ./conftest* ./*~conftest*
 cat >>conftest.ads <<CF_EOF
 with Ada.Interrupts.Names;
 
@@ -25596,18 +27550,18 @@ package body ConfTest is
    end Process;
 end ConfTest;
 CF_EOF
-if ( $cf_ada_make $ADAFLAGS conftest 1>&5 2>&1 ) ; then
+if ( "$cf_ada_make" $ADAFLAGS conftest 1>&5 2>&1 ) ; then
       cf_cv_gnat_sigint=yes
 else
    cf_cv_gnat_sigint=no
 fi
-rm -rf conftest* *~conftest*
+rm -rf ./conftest* ./*~conftest*
 
 fi
-echo "$as_me:25607: result: $cf_cv_gnat_sigint" >&5
+echo "$as_me:27561: result: $cf_cv_gnat_sigint" >&5
 echo "${ECHO_T}$cf_cv_gnat_sigint" >&6
 
-if test $cf_cv_gnat_sigint = yes ; then
+if test "$cf_cv_gnat_sigint" = yes ; then
 	USE_GNAT_SIGINT=""
 else
 	USE_GNAT_SIGINT="#"
@@ -25617,21 +27571,21 @@ cf_gnat_libraries=no
 cf_gnat_projects=no
 
 if test "$enable_gnat_projects" != no ; then
-echo "$as_me:25620: checking if GNAT supports project files" >&5
+echo "$as_me:27574: checking if GNAT supports project files" >&5
 echo $ECHO_N "checking if GNAT supports project files... $ECHO_C" >&6
-case $cf_cv_gnat_version in
+case "$cf_cv_gnat_version" in
 (3.[0-9]*)
 	;;
 (*)
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(cygwin*|msys*)
 		;;
 	(*)
-		rm -rf conftest* *~conftest*
+		rm -rf ./conftest* ./*~conftest*
 		if mkdir conftest.src conftest.bin conftest.lib
 		then
 			cd conftest.src
-			rm -rf conftest* *~conftest*
+			rm -rf ./conftest* ./*~conftest*
 			cat >>library.gpr <<CF_EOF
 project Library is
   Kind := External ("LIB_KIND");
@@ -25660,11 +27614,11 @@ package body ConfPackage is
    end conftest;
 end ConfPackage;
 CF_EOF
-			if ( $cf_ada_make $ADAFLAGS \
+			if ( "$cf_ada_make" $ADAFLAGS \
 					-Plibrary.gpr \
-					-XBUILD_DIR=`cd ../conftest.bin;pwd` \
-					-XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
-					-XSOURCE_DIR=`pwd` \
+					-XBUILD_DIR="`cd ../conftest.bin;pwd`" \
+					-XLIBRARY_DIR="`cd ../conftest.lib;pwd`" \
+					-XSOURCE_DIR="`pwd`" \
 					-XSONAME=libConfTest.so.1 \
 					-XLIB_KIND=static 1>&5 2>&1 ) ; then
 				cf_gnat_projects=yes
@@ -25675,30 +27629,42 @@ CF_EOF
 		then
 			cf_gnat_libraries=yes
 		fi
-		rm -rf conftest* *~conftest*
+		rm -rf ./conftest* ./*~conftest*
 		;;
 	esac
 	;;
 esac
-echo "$as_me:25683: result: $cf_gnat_projects" >&5
+echo "$as_me:27637: result: $cf_gnat_projects" >&5
 echo "${ECHO_T}$cf_gnat_projects" >&6
 fi # enable_gnat_projects
 
-if test $cf_gnat_projects = yes
+if test "$cf_gnat_projects" = yes
 then
-	echo "$as_me:25689: checking if GNAT supports libraries" >&5
+	echo "$as_me:27643: checking if GNAT supports libraries" >&5
 echo $ECHO_N "checking if GNAT supports libraries... $ECHO_C" >&6
-	echo "$as_me:25691: result: $cf_gnat_libraries" >&5
+	echo "$as_me:27645: result: $cf_gnat_libraries" >&5
 echo "${ECHO_T}$cf_gnat_libraries" >&6
 fi
 
+USE_OLD_MAKERULES=""
+USE_GNAT_PROJECTS="#"
+USE_GNAT_MAKE_GPR="#"
+USE_GNAT_GPRBUILD="#"
+
 if test "$cf_gnat_projects" = yes
 then
 	USE_OLD_MAKERULES="#"
 	USE_GNAT_PROJECTS=""
-else
-	USE_OLD_MAKERULES=""
-	USE_GNAT_PROJECTS="#"
+	if test "$cf_cv_VERSION_GPRBUILD" != no
+	then
+		USE_GNAT_GPRBUILD=""
+	elif test "$cf_cv_VERSION_GNATMAKE" != no
+	then
+		USE_GNAT_MAKE_GPR=""
+	else
+		{ echo "$as_me:27665: WARNING: use old makefile rules since tools are missing" >&5
+echo "$as_me: WARNING: use old makefile rules since tools are missing" >&2;}
+	fi
 fi
 
 if test "$cf_gnat_libraries" = yes
@@ -25708,7 +27674,7 @@ else
 	USE_GNAT_LIBRARIES="#"
 fi
 
-echo "$as_me:25711: checking for ada-compiler" >&5
+echo "$as_me:27677: checking for ada-compiler" >&5
 echo $ECHO_N "checking for ada-compiler... $ECHO_C" >&6
 
 # Check whether --with-ada-compiler or --without-ada-compiler was given.
@@ -25719,12 +27685,12 @@ else
   cf_ada_compiler=gnatmake
 fi;
 
-echo "$as_me:25722: result: $cf_ada_compiler" >&5
+echo "$as_me:27688: result: $cf_ada_compiler" >&5
 echo "${ECHO_T}$cf_ada_compiler" >&6
 
 			cf_ada_package=terminal_interface
 
-echo "$as_me:25727: checking for ada-include" >&5
+echo "$as_me:27693: checking for ada-include" >&5
 echo $ECHO_N "checking for ada-include... $ECHO_C" >&6
 
 # Check whether --with-ada-include or --without-ada-include was given.
@@ -25748,19 +27714,19 @@ case ".$withval" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval withval="$withval"
 	case ".$withval" in
 	(.NONE/*)
-		withval=`echo $withval | sed -e s%NONE%$cf_path_syntax%`
+		withval=`echo "$withval" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	withval=`echo $withval | sed -e s%NONE%$cf_path_syntax%`
+	withval=`echo "$withval" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:25763: error: expected a pathname, not \"$withval\"" >&5
+	{ { echo "$as_me:27729: error: expected a pathname, not \"$withval\"" >&5
 echo "$as_me: error: expected a pathname, not \"$withval\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -25769,10 +27735,10 @@ esac
 fi
 eval ADA_INCLUDE="$withval"
 
-echo "$as_me:25772: result: $ADA_INCLUDE" >&5
+echo "$as_me:27738: result: $ADA_INCLUDE" >&5
 echo "${ECHO_T}$ADA_INCLUDE" >&6
 
-echo "$as_me:25775: checking for ada-objects" >&5
+echo "$as_me:27741: checking for ada-objects" >&5
 echo $ECHO_N "checking for ada-objects... $ECHO_C" >&6
 
 # Check whether --with-ada-objects or --without-ada-objects was given.
@@ -25796,19 +27762,19 @@ case ".$withval" in
 	;;
 (.[a-zA-Z]:[\\/]*) # OS/2 EMX
 	;;
-(.\${*prefix}*|.\${*dir}*)
+(.\$\{*prefix\}*|.\$\{*dir\}*)
 	eval withval="$withval"
 	case ".$withval" in
 	(.NONE/*)
-		withval=`echo $withval | sed -e s%NONE%$cf_path_syntax%`
+		withval=`echo "$withval" | sed -e s%NONE%$cf_path_syntax%`
 		;;
 	esac
 	;;
 (.no|.NONE/*)
-	withval=`echo $withval | sed -e s%NONE%$cf_path_syntax%`
+	withval=`echo "$withval" | sed -e s%NONE%$cf_path_syntax%`
 	;;
 (*)
-	{ { echo "$as_me:25811: error: expected a pathname, not \"$withval\"" >&5
+	{ { echo "$as_me:27777: error: expected a pathname, not \"$withval\"" >&5
 echo "$as_me: error: expected a pathname, not \"$withval\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -25817,10 +27783,10 @@ esac
 fi
 eval ADA_OBJECTS="$withval"
 
-echo "$as_me:25820: result: $ADA_OBJECTS" >&5
+echo "$as_me:27786: result: $ADA_OBJECTS" >&5
 echo "${ECHO_T}$ADA_OBJECTS" >&6
 
-echo "$as_me:25823: checking if an Ada95 shared-library should be built" >&5
+echo "$as_me:27789: checking if an Ada95 shared-library should be built" >&5
 echo $ECHO_N "checking if an Ada95 shared-library should be built... $ECHO_C" >&6
 
 # Check whether --with-ada-sharedlib or --without-ada-sharedlib was given.
@@ -25830,14 +27796,14 @@ if test "${with_ada_sharedlib+set}" = set; then
 else
   with_ada_sharedlib=no
 fi;
-echo "$as_me:25833: result: $with_ada_sharedlib" >&5
+echo "$as_me:27799: result: $with_ada_sharedlib" >&5
 echo "${ECHO_T}$with_ada_sharedlib" >&6
 
 if test "x$with_ada_sharedlib" != xno
 then
 	if test "x$cf_gnat_projects" != xyes
 	then
-		{ echo "$as_me:25840: WARNING: disabling shared-library since GNAT projects are not supported" >&5
+		{ echo "$as_me:27806: WARNING: disabling shared-library since GNAT projects are not supported" >&5
 echo "$as_me: WARNING: disabling shared-library since GNAT projects are not supported" >&2;}
 		with_ada_sharedlib=no
 	fi
@@ -25857,7 +27823,7 @@ fi
 
 			# allow the Ada binding to be renamed
 
-echo "$as_me:25860: checking for ada-libname" >&5
+echo "$as_me:27826: checking for ada-libname" >&5
 echo $ECHO_N "checking for ada-libname... $ECHO_C" >&6
 
 # Check whether --with-ada-libname or --without-ada-libname was given.
@@ -25873,7 +27839,7 @@ case "x$ADA_LIBNAME" in
 	;;
 esac
 
-echo "$as_me:25876: result: $ADA_LIBNAME" >&5
+echo "$as_me:27842: result: $ADA_LIBNAME" >&5
 echo "${ECHO_T}$ADA_LIBNAME" >&6
 
 		fi
@@ -25884,13 +27850,13 @@ fi
 
 # do this "late" to avoid conflict with header-checks
 if test "x$with_widec" = xyes ; then
-	echo "$as_me:25887: checking for wchar_t" >&5
+	echo "$as_me:27853: checking for wchar_t" >&5
 echo $ECHO_N "checking for wchar_t... $ECHO_C" >&6
 if test "${ac_cv_type_wchar_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 25893 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 27859 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -25904,30 +27870,30 @@ if (sizeof (wchar_t))
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:25908: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:27874: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:25911: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:25914: \"$ac_try\"") >&5
+  echo "$as_me:27877: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:27880: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:25917: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:27883: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_type_wchar_t=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_type_wchar_t=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:25927: result: $ac_cv_type_wchar_t" >&5
+echo "$as_me:27893: result: $ac_cv_type_wchar_t" >&5
 echo "${ECHO_T}$ac_cv_type_wchar_t" >&6
 
-echo "$as_me:25930: checking size of wchar_t" >&5
+echo "$as_me:27896: checking size of wchar_t" >&5
 echo $ECHO_N "checking size of wchar_t... $ECHO_C" >&6
 if test "${ac_cv_sizeof_wchar_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -25935,8 +27901,8 @@ else
   if test "$ac_cv_type_wchar_t" = yes; then
   if test "$cross_compiling" = yes; then
   # Depending upon the size, compute the lo and hi bounds.
-cat >conftest.$ac_ext <<_ACEOF
-#line 25939 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 27905 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -25947,22 +27913,22 @@ int _array_ [1 - 2 * !((sizeof (wchar_t)) >= 0)]
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:25951: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:27917: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:25954: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:25957: \"$ac_try\"") >&5
+  echo "$as_me:27920: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:27923: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:25960: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:27926: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_lo=0 ac_mid=0
   while :; do
-    cat >conftest.$ac_ext <<_ACEOF
-#line 25965 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 27931 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -25973,33 +27939,33 @@ int _array_ [1 - 2 * !((sizeof (wchar_t)) <= $ac_mid)]
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:25977: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:27943: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:25980: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:25983: \"$ac_try\"") >&5
+  echo "$as_me:27946: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:27949: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:25986: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:27952: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_hi=$ac_mid; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_lo=`expr $ac_mid + 1`; ac_mid=`expr 2 '*' $ac_mid + 1`
+cat "conftest.$ac_ext" >&5
+ac_lo=`expr "$ac_mid" + 1`; ac_mid=`expr 2 '*' "$ac_mid" + 1`
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
   done
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_hi=-1 ac_mid=-1
   while :; do
-    cat >conftest.$ac_ext <<_ACEOF
-#line 26002 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 27968 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -26010,33 +27976,33 @@ int _array_ [1 - 2 * !((sizeof (wchar_t)) >= $ac_mid)]
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:26014: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:27980: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:26017: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:26020: \"$ac_try\"") >&5
+  echo "$as_me:27983: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:27986: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:26023: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:27989: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_lo=$ac_mid; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_hi=`expr $ac_mid - 1`; ac_mid=`expr 2 '*' $ac_mid`
+cat "conftest.$ac_ext" >&5
+ac_hi=`expr "$ac_mid" - 1`; ac_mid=`expr 2 '*' "$ac_mid"`
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
   done
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 # Binary search between lo and hi bounds.
 while test "x$ac_lo" != "x$ac_hi"; do
-  ac_mid=`expr '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo`
-  cat >conftest.$ac_ext <<_ACEOF
-#line 26039 "configure"
+  ac_mid=`expr '(' "$ac_hi" - "$ac_lo" ')' / 2 + "$ac_lo"`
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 28005 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -26047,35 +28013,35 @@ int _array_ [1 - 2 * !((sizeof (wchar_t)) <= $ac_mid)]
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:26051: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:28017: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:26054: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:26057: \"$ac_try\"") >&5
+  echo "$as_me:28020: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:28023: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:26060: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:28026: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_hi=$ac_mid
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_lo=`expr $ac_mid + 1`
+cat "conftest.$ac_ext" >&5
+ac_lo=`expr "$ac_mid" + 1`
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 ac_cv_sizeof_wchar_t=$ac_lo
 else
   if test "$cross_compiling" = yes; then
-  { { echo "$as_me:26073: error: cannot run test program while cross compiling" >&5
+  { { echo "$as_me:28039: error: cannot run test program while cross compiling" >&5
 echo "$as_me: error: cannot run test program while cross compiling" >&2;}
    { (exit 1); exit 1; }; }
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 26078 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 28044 "configure"
 #include "confdefs.h"
 $ac_includes_default
 int
@@ -26084,30 +28050,30 @@ main (void)
 FILE *f = fopen ("conftest.val", "w");
 if (!f)
   $ac_main_return (1);
-fprintf (f, "%d", (sizeof (wchar_t)));
+fprintf (f, "%ld", (long)(sizeof (wchar_t)));
 fclose (f);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:26094: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:28060: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:26097: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:26099: \"$ac_try\"") >&5
+  echo "$as_me:28063: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:28065: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:26102: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:28068: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_sizeof_wchar_t=`cat conftest.val`
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 fi
 rm -f conftest.val
@@ -26115,7 +28081,7 @@ else
   ac_cv_sizeof_wchar_t=0
 fi
 fi
-echo "$as_me:26118: result: $ac_cv_sizeof_wchar_t" >&5
+echo "$as_me:28084: result: $ac_cv_sizeof_wchar_t" >&5
 echo "${ECHO_T}$ac_cv_sizeof_wchar_t" >&6
 cat >>confdefs.h <<EOF
 #define SIZEOF_WCHAR_T $ac_cv_sizeof_wchar_t
@@ -26128,7 +28094,7 @@ EOF
 	then
 		test -n "$verbose" && echo "	test failed (assume 2)" 1>&6
 
-echo "${as_me:-configure}:26131: testing test failed (assume 2) ..." 1>&5
+echo "${as_me:-configure}:28097: testing test failed (assume 2) ..." 1>&5
 
 		sed /SIZEOF_WCHAR_T/d confdefs.h >confdefs.tmp
 		mv confdefs.tmp confdefs.h
@@ -26146,7 +28112,7 @@ fi
 ### chooses to split module lists into libraries.
 ###
 ### (see CF_LIB_RULES).
-echo "$as_me:26149: checking for library subsets" >&5
+echo "$as_me:28115: checking for library subsets" >&5
 echo $ECHO_N "checking for library subsets... $ECHO_C" >&6
 LIB_SUBSETS=
 
@@ -26174,7 +28140,7 @@ LIB_SUBSETS="${LIB_SUBSETS}base"
 # base library (so it resides in base).
 if test "$with_term_driver" != no ; then
 	LIB_SUBSETS="${LIB_SUBSETS}+port_drivers"
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(*mingw32*|*mingw64*)
 		if test "x$with_exp_win32" = xyes ; then
 			LIB_SUBSETS="${LIB_SUBSETS}+port_tinfo+port_win32"
@@ -26188,7 +28154,7 @@ if test "$with_term_driver" != no ; then
 		;;
 	esac
 elif test "x$with_exp_win32" = xyes ; then
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(*mingw32*|*mingw64*)
 		LIB_SUBSETS="${LIB_SUBSETS}+port_win32"
 		;;
@@ -26200,7 +28166,7 @@ fi
 test "x$with_widec"     = xyes && LIB_SUBSETS="${LIB_SUBSETS}+widechar"
 test "x$with_ext_funcs" = xyes && LIB_SUBSETS="${LIB_SUBSETS}+ext_funcs"
 
-echo "$as_me:26203: result: $LIB_SUBSETS" >&5
+echo "$as_me:28169: result: $LIB_SUBSETS" >&5
 echo "${ECHO_T}$LIB_SUBSETS" >&6
 
 ### Construct the list of include-directories to be generated
@@ -26231,7 +28197,7 @@ elif test "$includedir" != "/usr/include"; then
 fi
 
 ### Build up pieces for makefile rules
-echo "$as_me:26234: checking default library suffix" >&5
+echo "$as_me:28200: checking default library suffix" >&5
 echo $ECHO_N "checking default library suffix... $ECHO_C" >&6
 
 	case $DFT_LWR_MODEL in
@@ -26242,10 +28208,10 @@ echo $ECHO_N "checking default library suffix... $ECHO_C" >&6
 	(shared)  DFT_ARG_SUFFIX=''   ;;
 	esac
 	test -n "$LIB_SUFFIX" && DFT_ARG_SUFFIX="${LIB_SUFFIX}${DFT_ARG_SUFFIX}"
-echo "$as_me:26245: result: $DFT_ARG_SUFFIX" >&5
+echo "$as_me:28211: result: $DFT_ARG_SUFFIX" >&5
 echo "${ECHO_T}$DFT_ARG_SUFFIX" >&6
 
-echo "$as_me:26248: checking default library-dependency suffix" >&5
+echo "$as_me:28214: checking default library-dependency suffix" >&5
 echo $ECHO_N "checking default library-dependency suffix... $ECHO_C" >&6
 
 	case X$DFT_LWR_MODEL in
@@ -26254,7 +28220,7 @@ echo $ECHO_N "checking default library-dependency suffix... $ECHO_C" >&6
 		DFT_DEP_SUFFIX=$DFT_LIB_SUFFIX
 		;;
 	(Xdebug)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*-msvc*)
 			DFT_LIB_SUFFIX='_g.lib'
 			;;
@@ -26265,7 +28231,7 @@ echo $ECHO_N "checking default library-dependency suffix... $ECHO_C" >&6
 		DFT_DEP_SUFFIX=$DFT_LIB_SUFFIX
 		;;
 	(Xprofile)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*-msvc*)
 			DFT_LIB_SUFFIX='_p.lib'
 			;;
@@ -26276,7 +28242,7 @@ echo $ECHO_N "checking default library-dependency suffix... $ECHO_C" >&6
 		DFT_DEP_SUFFIX=$DFT_LIB_SUFFIX
 		;;
 	(Xshared)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(aix[5-7]*)
 			DFT_LIB_SUFFIX='.so'
 			DFT_DEP_SUFFIX=$DFT_LIB_SUFFIX
@@ -26294,7 +28260,7 @@ echo $ECHO_N "checking default library-dependency suffix... $ECHO_C" >&6
 			DFT_DEP_SUFFIX=$DFT_LIB_SUFFIX
 			;;
 		(hpux*)
-			case $target in
+			case "$target" in
 			(ia64*)
 				DFT_LIB_SUFFIX='.so'
 				DFT_DEP_SUFFIX=$DFT_LIB_SUFFIX
@@ -26312,7 +28278,7 @@ echo $ECHO_N "checking default library-dependency suffix... $ECHO_C" >&6
 		esac
 		;;
 	(*)
-		case $target in
+		case "$target" in
 		(*-msvc*)
 			DFT_LIB_SUFFIX='.lib'
 			;;
@@ -26328,10 +28294,10 @@ echo $ECHO_N "checking default library-dependency suffix... $ECHO_C" >&6
 		DFT_LIB_SUFFIX="${LIB_SUFFIX}${EXTRA_SUFFIX}${DFT_LIB_SUFFIX}"
 		DFT_DEP_SUFFIX="${LIB_SUFFIX}${EXTRA_SUFFIX}${DFT_DEP_SUFFIX}"
 	fi
-echo "$as_me:26331: result: $DFT_DEP_SUFFIX" >&5
+echo "$as_me:28297: result: $DFT_DEP_SUFFIX" >&5
 echo "${ECHO_T}$DFT_DEP_SUFFIX" >&6
 
-echo "$as_me:26334: checking default object directory" >&5
+echo "$as_me:28300: checking default object directory" >&5
 echo $ECHO_N "checking default object directory... $ECHO_C" >&6
 
 	case $DFT_LWR_MODEL in
@@ -26340,18 +28306,18 @@ echo $ECHO_N "checking default object directory... $ECHO_C" >&6
 	(debug)   DFT_OBJ_SUBDIR='obj_g' ;;
 	(profile) DFT_OBJ_SUBDIR='obj_p' ;;
 	(shared)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(cygwin|msys)
 			DFT_OBJ_SUBDIR='objects' ;;
 		(*)
 			DFT_OBJ_SUBDIR='obj_s' ;;
 		esac
 	esac
-echo "$as_me:26350: result: $DFT_OBJ_SUBDIR" >&5
+echo "$as_me:28316: result: $DFT_OBJ_SUBDIR" >&5
 echo "${ECHO_T}$DFT_OBJ_SUBDIR" >&6
 
 if test "x$cf_with_cxx" = xyes ; then
-echo "$as_me:26354: checking c++ library-dependency suffix" >&5
+echo "$as_me:28320: checking c++ library-dependency suffix" >&5
 echo $ECHO_N "checking c++ library-dependency suffix... $ECHO_C" >&6
 if test "$with_libtool" != "no"; then
 	# libtool thinks it can make c++ shared libraries (perhaps only g++)
@@ -26368,7 +28334,7 @@ else
 		CXX_DEP_SUFFIX=$CXX_LIB_SUFFIX
 		;;
 	(Xdebug)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*-msvc*)
 			CXX_LIB_SUFFIX='_g.lib'
 			;;
@@ -26379,7 +28345,7 @@ else
 		CXX_DEP_SUFFIX=$CXX_LIB_SUFFIX
 		;;
 	(Xprofile)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*-msvc*)
 			CXX_LIB_SUFFIX='_p.lib'
 			;;
@@ -26390,7 +28356,7 @@ else
 		CXX_DEP_SUFFIX=$CXX_LIB_SUFFIX
 		;;
 	(Xshared)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(aix[5-7]*)
 			CXX_LIB_SUFFIX='.so'
 			CXX_DEP_SUFFIX=$CXX_LIB_SUFFIX
@@ -26408,7 +28374,7 @@ else
 			CXX_DEP_SUFFIX=$CXX_LIB_SUFFIX
 			;;
 		(hpux*)
-			case $target in
+			case "$target" in
 			(ia64*)
 				CXX_LIB_SUFFIX='.so'
 				CXX_DEP_SUFFIX=$CXX_LIB_SUFFIX
@@ -26426,7 +28392,7 @@ else
 		esac
 		;;
 	(*)
-		case $target in
+		case "$target" in
 		(*-msvc*)
 			CXX_LIB_SUFFIX='.lib'
 			;;
@@ -26444,15 +28410,15 @@ else
 	fi
 
 fi
-echo "$as_me:26447: result: $CXX_LIB_SUFFIX" >&5
+echo "$as_me:28413: result: $CXX_LIB_SUFFIX" >&5
 echo "${ECHO_T}$CXX_LIB_SUFFIX" >&6
 
 fi
 
 # do not want -ldl in build except as needed for -lncurses dependency
 if test "x$with_dlsym" = xyes ; then
-if test $DFT_LWR_MODEL = shared || \
-   test $DFT_LWR_MODEL = libtool ; then
+if test "$DFT_LWR_MODEL" = shared || \
+   test "$DFT_LWR_MODEL" = libtool ; then
 
 # remove dl library from $LIBS
 LIBS=`echo "$LIBS" | sed -e 's/-ldl[ 	]//g' -e 's/-ldl$//'`
@@ -26483,9 +28449,9 @@ if test "$with_ticlib" != no ; then
 
 	if test "x$with_ticlib" != xyes ; then
 		TICS_NAME=$with_ticlib
-		TICS_SUFFIX="`echo ${DFT_LIB_SUFFIX}|sed -e "s/^${USE_LIB_SUFFIX}//"`"
-		TICS_ARG_SUFFIX="${with_ticlib}`echo ${USE_ARG_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
-		TICS_DEP_SUFFIX="${with_ticlib}`echo ${DFT_DEP_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
+		TICS_SUFFIX="`echo "${DFT_LIB_SUFFIX}" |sed -e "s/^${USE_LIB_SUFFIX}//"`"
+		TICS_ARG_SUFFIX="${with_ticlib}`echo "${USE_ARG_SUFFIX}" |sed -e "s/^${LIB_SUFFIX}//"`"
+		TICS_DEP_SUFFIX="${with_ticlib}`echo "${DFT_DEP_SUFFIX}" |sed -e "s/^${LIB_SUFFIX}//"`"
 		TICS_LIB_SUFFIX="${with_ticlib}"
 	else
 		TICS_SUFFIX=${DFT_LIB_SUFFIX}
@@ -26505,9 +28471,9 @@ if test "$with_termlib" != no ; then
 
 	if test "x$with_termlib" != xyes ; then
 		TINFO_NAME=$with_termlib
-		TINFO_SUFFIX="`echo ${DFT_LIB_SUFFIX}|sed -e "s/^${USE_LIB_SUFFIX}//"`"
-		TINFO_ARG_SUFFIX="${with_termlib}`echo ${USE_ARG_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
-		TINFO_DEP_SUFFIX="${with_termlib}`echo ${DFT_DEP_SUFFIX}|sed -e "s/^${LIB_SUFFIX}//"`"
+		TINFO_SUFFIX="`echo "${DFT_LIB_SUFFIX}" |sed -e "s/^${USE_LIB_SUFFIX}//"`"
+		TINFO_ARG_SUFFIX="${with_termlib}`echo "${USE_ARG_SUFFIX}" |sed -e "s/^${LIB_SUFFIX}//"`"
+		TINFO_DEP_SUFFIX="${with_termlib}`echo "${DFT_DEP_SUFFIX}" |sed -e "s/^${LIB_SUFFIX}//"`"
 		TINFO_LIB_SUFFIX="${with_termlib}"
 	else
 		TINFO_SUFFIX=${DFT_LIB_SUFFIX}
@@ -26555,7 +28521,7 @@ else
 fi
 
 if test "$DFT_LWR_MODEL" = shared ; then
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(cygwin*|msys*)
 		# "lib" files have ".dll.a" suffix, "cyg"or "msys-" files have ".dll"
 		TINFO_SUFFIX=.dll
@@ -26577,11 +28543,11 @@ fi
 # needed for Ada95
 TINFO_LDFLAGS2=`echo "$TINFO_LDFLAGS" | sed -e 's,-L\.\./,-L../../,'`
 
-case $DFT_LWR_MODEL in
+case "$DFT_LWR_MODEL" in
 (normal|debug|profile)
 
 if test "$GCC" = yes ; then
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(OS/2*|os2*|aix[4]*|solaris2.1[0-9]|darwin*)
 		LDFLAGS_STATIC=
 		LDFLAGS_SHARED=
@@ -26592,7 +28558,7 @@ if test "$GCC" = yes ; then
 		;;
 	esac
 else
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(aix[4-7]*) 	# from ld manpage
 		LDFLAGS_STATIC=-bstatic
 		LDFLAGS_SHARED=-bdynamic
@@ -26620,20 +28586,20 @@ fi
 
 if test -n "$LDFLAGS_STATIC" && test -n "$LDFLAGS_SHARED"
 then
-	echo "$as_me:26623: checking if linker supports switching between static/dynamic" >&5
+	echo "$as_me:28589: checking if linker supports switching between static/dynamic" >&5
 echo $ECHO_N "checking if linker supports switching between static/dynamic... $ECHO_C" >&6
 
 	rm -f libconftest.a
 	cat >conftest.$ac_ext <<EOF
-#line 26628 "configure"
+#line 28594 "configure"
 #include <stdio.h>
 int cf_ldflags_static(FILE *fp) { return fflush(fp); }
 EOF
-	if { (eval echo "$as_me:26632: \"$ac_compile\"") >&5
+	if { (eval echo "$as_me:28598: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:26635: \$? = $ac_status" >&5
-  (exit $ac_status); } ; then
+  echo "$as_me:28601: \$? = $ac_status" >&5
+  (exit "$ac_status"); } ; then
 		( $AR $ARFLAGS libconftest.a conftest.o ) 2>&5 1>/dev/null
 		( eval $RANLIB libconftest.a ) 2>&5 >/dev/null
 	fi
@@ -26642,11 +28608,11 @@ EOF
 	cf_save_LIBS="$LIBS"
 
 	LIBS="$LDFLAGS_STATIC -L`pwd` -lconftest $LDFLAGS_DYNAMIC $LIBS"
-	cat >conftest.$ac_ext <<_ACEOF
-#line 26646 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 28612 "configure"
 #include "confdefs.h"
 
-#line 26649 "configure"
+#line 28615 "configure"
 #include <stdio.h>
 int cf_ldflags_static(FILE *fp);
 
@@ -26660,21 +28626,21 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:26664: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:28630: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:26667: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:26670: \"$ac_try\"") >&5
+  echo "$as_me:28633: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:28636: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:26673: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:28639: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	# some linkers simply ignore the -dynamic
-	case x`file conftest$ac_exeext 2>/dev/null` in
+	case x`file "conftest$ac_exeext" 2>/dev/null` in
 	(*static*)
 		cf_ldflags_static=no
 		;;
@@ -26685,18 +28651,18 @@ if { (eval echo "$as_me:26664: \"$ac_link\"") >&5
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_ldflags_static=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 	rm -f libconftest.*
 	LIBS="$cf_save_LIBS"
 
-	echo "$as_me:26696: result: $cf_ldflags_static" >&5
+	echo "$as_me:28662: result: $cf_ldflags_static" >&5
 echo "${ECHO_T}$cf_ldflags_static" >&6
 
-	if test $cf_ldflags_static != yes
+	if test "$cf_ldflags_static" != yes
 	then
 		LDFLAGS_STATIC=
 		LDFLAGS_SHARED=
@@ -26709,17 +28675,17 @@ fi
 	;;
 esac
 
-echo "$as_me:26712: checking where we will install curses.h" >&5
+echo "$as_me:28678: checking where we will install curses.h" >&5
 echo $ECHO_N "checking where we will install curses.h... $ECHO_C" >&6
 
 includesubdir=
 if test "$with_overwrite" = no && \
- ( test "x$includedir" = 'x${prefix}/include' || \
-   test "x$includedir" = "x${prefix}/include" )
+ { test "x$includedir" = 'x${prefix}/include' || \
+   test "x$includedir" = "x${prefix}/include"; }
 then
 	includesubdir="/ncurses${USE_LIB_SUFFIX}"
 fi
-echo "$as_me:26722: result: ${includedir}${includesubdir}" >&5
+echo "$as_me:28688: result: ${includedir}${includesubdir}" >&5
 echo "${ECHO_T}${includedir}${includesubdir}" >&6
 
 ### Resolve a conflict between normal and wide-curses by forcing applications
@@ -26727,7 +28693,7 @@ echo "${ECHO_T}${includedir}${includesubdir}" >&6
 if test "$with_overwrite" != no ; then
 if test "$NCURSES_LIBUTF8" = 1 ; then
 	NCURSES_LIBUTF8='defined(HAVE_LIBUTF8_H)'
-	{ echo "$as_me:26730: WARNING: Wide-character applications must define HAVE_LIBUTF8_H to include curses.h" >&5
+	{ echo "$as_me:28696: WARNING: Wide-character applications must define HAVE_LIBUTF8_H to include curses.h" >&5
 echo "$as_me: WARNING: Wide-character applications must define HAVE_LIBUTF8_H to include curses.h" >&2;}
 fi
 fi
@@ -26735,7 +28701,7 @@ WITH_OVERWRITE=$with_overwrite
 
 ### At least on MinGW a shared library build without libtool
 ### requires adding the additional libs to the link list.
-case $cf_cv_system_name in
+case "$cf_cv_system_name" in
 (*mingw32*|*mingw64*)
 	if test "$DFT_LWR_MODEL" != "libtool"; then
    	   SHLIB_LIST="$SHLIB_LIST ${LIBS}"
@@ -26755,7 +28721,7 @@ EOF
 
 # pkgsrc uses these
 
-echo "$as_me:26758: checking for desired basename for form library" >&5
+echo "$as_me:28724: checking for desired basename for form library" >&5
 echo $ECHO_N "checking for desired basename for form library... $ECHO_C" >&6
 
 # Check whether --with-form-libname or --without-form-libname was given.
@@ -26775,10 +28741,10 @@ case "x$FORM_NAME" in
 	;;
 esac
 
-echo "$as_me:26778: result: $FORM_NAME" >&5
+echo "$as_me:28744: result: $FORM_NAME" >&5
 echo "${ECHO_T}$FORM_NAME" >&6
 
-echo "$as_me:26781: checking for desired basename for menu library" >&5
+echo "$as_me:28747: checking for desired basename for menu library" >&5
 echo $ECHO_N "checking for desired basename for menu library... $ECHO_C" >&6
 
 # Check whether --with-menu-libname or --without-menu-libname was given.
@@ -26798,10 +28764,10 @@ case "x$MENU_NAME" in
 	;;
 esac
 
-echo "$as_me:26801: result: $MENU_NAME" >&5
+echo "$as_me:28767: result: $MENU_NAME" >&5
 echo "${ECHO_T}$MENU_NAME" >&6
 
-echo "$as_me:26804: checking for desired basename for panel library" >&5
+echo "$as_me:28770: checking for desired basename for panel library" >&5
 echo $ECHO_N "checking for desired basename for panel library... $ECHO_C" >&6
 
 # Check whether --with-panel-libname or --without-panel-libname was given.
@@ -26821,10 +28787,10 @@ case "x$PANEL_NAME" in
 	;;
 esac
 
-echo "$as_me:26824: result: $PANEL_NAME" >&5
+echo "$as_me:28790: result: $PANEL_NAME" >&5
 echo "${ECHO_T}$PANEL_NAME" >&6
 
-echo "$as_me:26827: checking for desired basename for cxx library" >&5
+echo "$as_me:28793: checking for desired basename for cxx library" >&5
 echo $ECHO_N "checking for desired basename for cxx library... $ECHO_C" >&6
 
 # Check whether --with-cxx-libname or --without-cxx-libname was given.
@@ -26844,13 +28810,13 @@ case "x$CXX_NAME" in
 	;;
 esac
 
-echo "$as_me:26847: result: $CXX_NAME" >&5
+echo "$as_me:28813: result: $CXX_NAME" >&5
 echo "${ECHO_T}$CXX_NAME" >&6
 
 ### Construct the list of subdirectories for which we'll customize makefiles
 ### with the appropriate compile-rules.
 
-echo "$as_me:26853: checking for src modules" >&5
+echo "$as_me:28819: checking for src modules" >&5
 echo $ECHO_N "checking for src modules... $ECHO_C" >&6
 
 # dependencies and linker-arguments for test-programs
@@ -26868,11 +28834,11 @@ PC_MODULES_TO_MAKE="ncurses${USE_ARG_SUFFIX}"
 cf_cv_src_modules=
 for cf_dir in $modules_to_build
 do
-	if test -f $srcdir/$cf_dir/modules; then
+	if test -f "$srcdir/$cf_dir/modules" ; then
 
 		# We may/may not have tack in the distribution, though the
 		# makefile is.
-		if test $cf_dir = tack ; then
+		if test "$cf_dir" = tack ; then
 			if test "x$cf_with_tack" != "xyes"; then
 				continue
 			fi
@@ -26888,9 +28854,9 @@ do
 		# well.  These are header files that are the same name as their
 		# directory.  Ncurses is the only library that does not follow
 		# that pattern.
-		if test $cf_dir = tack ; then
+		if test "$cf_dir" = tack ; then
 			continue
-		elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
+		elif test -f "$srcdir/${cf_dir}/${cf_dir}.h" ; then
 
 cf_have_include=`echo "$cf_dir" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -26904,7 +28870,7 @@ EOF
 
 cf_map_lib_basename=`echo "$cf_dir" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
-eval TEST_ROOT=\$${cf_map_lib_basename}_NAME
+eval TEST_ROOT="\$${cf_map_lib_basename}_NAME"
 
 			TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${TEST_ROOT}${DFT_DEP_SUFFIX} $TEST_DEPS"
 			TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${TEST_ROOT}${DFT_DEP_SUFFIX} $TEST_DEP2"
@@ -26919,7 +28885,7 @@ eval TEST_ROOT=\$${cf_map_lib_basename}_NAME
 		fi
 	fi
 done
-echo "$as_me:26922: result: $cf_cv_src_modules" >&5
+echo "$as_me:28888: result: $cf_cv_src_modules" >&5
 echo "${ECHO_T}$cf_cv_src_modules" >&6
 
 TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
@@ -26948,7 +28914,7 @@ test "x$with_termlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TINFO_A
 test "x$with_ticlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TICS_ARG_SUFFIX"
 
 ADA_SUBDIRS=
-if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = xyes && test -f $srcdir/Ada95/Makefile.in; then
+if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = xyes && test -f "$srcdir/Ada95/Makefile.in" ; then
 	SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
 	ADA_SUBDIRS="gen src"
 	if test "x$cf_with_tests" != "xno" ; then
@@ -26986,7 +28952,7 @@ do
 	(debug)   cf_subdir='obj_g' ;;
 	(profile) cf_subdir='obj_p' ;;
 	(shared)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(cygwin|msys)
 			cf_subdir='objects' ;;
 		(*)
@@ -26996,13 +28962,13 @@ do
 
 	for cf_item2 in $DIRS_TO_MAKE
 	do
-		test $cf_item2 = $cf_subdir && break
+		test "$cf_item2" = "$cf_subdir" && break
 	done
 	test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
 done
 for cf_dir in $DIRS_TO_MAKE
 do
-	test ! -d $cf_dir && mkdir $cf_dir
+	test ! -d "$cf_dir" && mkdir "$cf_dir"
 done
 
 # symbols that differ when compiling Ada95 by itself.
@@ -27064,7 +29030,7 @@ fi
 ADAHTML_DIR=../../doc/html/ada
 
 # workaround for OS/2 (20151017)
-case $cf_cv_system_name in
+case "$cf_cv_system_name" in
 (os2*)
 	LIBTOOL_OPTS_CXX="-os2dllname ncurs++"
 	;;
@@ -27074,13 +29040,13 @@ case $cf_cv_system_name in
 esac
 
 # workaround for g++ versus Solaris (20131116)
-case $cf_cv_system_name in
+case "$cf_cv_system_name" in
 (solaris2*)
 	case "x$CPPFLAGS" in
 	(*-D_XOPEN_SOURCE_EXTENDED*)
 		test -n "$verbose" && echo "	moving _XOPEN_SOURCE_EXTENDED to work around g++ problem" 1>&6
 
-echo "${as_me:-configure}:27083: testing moving _XOPEN_SOURCE_EXTENDED to work around g++ problem ..." 1>&5
+echo "${as_me:-configure}:29049: testing moving _XOPEN_SOURCE_EXTENDED to work around g++ problem ..." 1>&5
 
 		CFLAGS="$CFLAGS -D_XOPEN_SOURCE_EXTENDED"
 		CPPFLAGS=`echo "x$CPPFLAGS" | sed -e  's/^.//' -e 's/-D_XOPEN_SOURCE_EXTENDED//'`
@@ -27091,7 +29057,7 @@ esac
 
 # Help to automatically enable the extended curses features when using either
 # the *-config or the ".pc" files by adding defines.
-echo "$as_me:27094: checking for defines to add to ncurses${USE_CFG_SUFFIX}-config script" >&5
+echo "$as_me:29060: checking for defines to add to ncurses${USE_CFG_SUFFIX}-config script" >&5
 echo $ECHO_N "checking for defines to add to ncurses${USE_CFG_SUFFIX}-config script... $ECHO_C" >&6
 PKG_CFLAGS=
 for cf_loop1 in $CPPFLAGS_after_XOPEN
@@ -27107,7 +29073,7 @@ do
 	done
 	test "$cf_found" = no && PKG_CFLAGS="$PKG_CFLAGS $cf_loop1"
 done
-echo "$as_me:27110: result: $PKG_CFLAGS" >&5
+echo "$as_me:29076: result: $PKG_CFLAGS" >&5
 echo "${ECHO_T}$PKG_CFLAGS" >&6
 
 # AC_CHECK_SIZEOF demands a literal parameter, no variables.  So we do this.
@@ -27166,9 +29132,9 @@ cf_filter_syms=no
 if test -n "$RESULTING_SYMS"
 then
 	cf_filter_syms=$cf_dft_filter_syms
-	test -n "$verbose" && echo "	will map symbols to ABI=$cf_cv_abi_version" 1>&6
+	test -n "$verbose" && echo "	will map symbols to ABI=$cf_cv_abi_default" 1>&6
 
-echo "${as_me:-configure}:27171: testing will map symbols to ABI=$cf_cv_abi_version ..." 1>&5
+echo "${as_me:-configure}:29137: testing will map symbols to ABI=$cf_cv_abi_default ..." 1>&5
 
 fi
 
@@ -27180,7 +29146,7 @@ fi
 test "x$cf_with_trace" = xyes && NCURSES_INLINE=
 
 UNALTERED_SYMS=`echo "$RESULTING_SYMS" | sed -e 's/\\$/\\\\$/g'`
-if test $cf_filter_syms = yes
+if test "$cf_filter_syms" = yes
 then
 	RESULTING_SYMS=resulting.map
 fi
@@ -27195,7 +29161,7 @@ fi
 
 # This is used for the *-config script and *.pc data files.
 
-echo "$as_me:27198: checking for linker search path" >&5
+echo "$as_me:29164: checking for linker search path" >&5
 echo $ECHO_N "checking for linker search path... $ECHO_C" >&6
 if test "${cf_cv_ld_searchpath+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -27204,19 +29170,19 @@ else
 if test "$cross_compiling" != yes ; then
 
 # GNU binutils' ld does not involve permissions which may stop ldconfig.
-cf_pathlist=`ld --verbose 2>/dev/null | grep SEARCH_DIR | sed -e 's,SEARCH_DIR[("=][("=]*,,g' -e 's/"[)];//gp' | sort -u`
+cf_pathlist=`${LD:-ld} --verbose 2>/dev/null | grep SEARCH_DIR | sed -e 's,SEARCH_DIR[("=][("=]*,,g' -e 's/"[)];//gp' | sort -u`
 
 # The -NX options tell newer versions of Linux ldconfig to not attempt to
 # update the cache, which makes it run faster.
 test -z "$cf_pathlist" && \
-	cf_pathlist=`ldconfig -NX -v 2>/dev/null | sed -e '/^[ 	]/d' -e 's/:$//' | sort -u`
+	cf_pathlist=`(ldconfig -NX -v) 2>/dev/null | sed -e '/^[ 	]/d' -e 's/:$//' | sort -u`
 
 test -z "$cf_pathlist" &&
-	cf_pathlist=`ldconfig -v 2>/dev/null | sed -n -e '/^[ 	]/d' -e 's/:$//p' | sort -u`
+	cf_pathlist=`(ldconfig -v) 2>/dev/null | sed -n -e '/^[ 	]/d' -e 's/:$//p' | sort -u`
 
 # This works with OpenBSD 6.5, which lists only filenames
 test -z "$cf_pathlist" &&
-	cf_pathlist=`ldconfig -v 2>/dev/null | sed -n -e 's,^Adding \(.*\)/.*$,\1,p' | sort -u`
+	cf_pathlist=`(ldconfig -v) 2>/dev/null | sed -n -e 's,^Adding \(.*\)/.*$,\1,p' | sort -u`
 
 if test -z "$cf_pathlist"
 then
@@ -27231,13 +29197,38 @@ fi
 
 if test -z "$cf_pathlist"
 then
-	# Solaris is hardcoded
-	if test -d /opt/SUNWspro/lib
+	# Solaris is "SunOS"
+	if test -f /usr/bin/isainfo && test "x`uname -s`" = xSunOS
 	then
-		cf_pathlist="/opt/SUNWspro/lib /usr/ccs/lib /usr/lib"
-	elif test -d /usr/ccs/lib
+		case x`(isainfo -b)` in
+		(x64)
+			cf_pathlist="$cf_pathlist /lib/64 /usr/lib/64"
+			;;
+		(x32)
+			test -d /usr/ccs/lib && cf_pathlist="$cf_pathlist /usr/ccs/lib"
+			cf_pathlist="$cf_pathlist /lib /usr/lib"
+			;;
+		(*)
+			{ echo "$as_me:29212: WARNING: problem with Solaris architecture" >&5
+echo "$as_me: WARNING: problem with Solaris architecture" >&2;}
+			;;
+		esac
+	fi
+fi
+
+if test -z "$cf_pathlist"
+then
+	# HP-UX
+	if test x"`uname -s`" = xHP-UX
 	then
-		cf_pathlist="/usr/ccs/lib /usr/lib"
+		case x`getconf LONG_BIT` in
+		(x64)
+			cf_pathlist="/usr/lib/hpux64"
+			;;
+		(x*)
+			cf_pathlist="/usr/lib/hpux32"
+			;;
+		esac
 	fi
 fi
 
@@ -27259,7 +29250,7 @@ done
 test -z "$cf_cv_ld_searchpath" && cf_cv_ld_searchpath=/usr/lib
 
 fi
-echo "$as_me:27262: result: $cf_cv_ld_searchpath" >&5
+echo "$as_me:29253: result: $cf_cv_ld_searchpath" >&5
 echo "${ECHO_T}$cf_cv_ld_searchpath" >&6
 
 LD_SEARCHPATH=`echo "$cf_cv_ld_searchpath"|sed -e 's/ /|/g'`
@@ -27268,7 +29259,7 @@ cat >>confdefs.h <<\EOF
 #define HAVE_CURSES_DATA_BOOLNAMES 1
 EOF
 
-ac_config_files="$ac_config_files include/MKterm.h.awk include/curses.head:include/curses.h.in include/ncurses_dll.h include/termcap.h include/unctrl.h $SUB_MAKEFILES Makefile"
+ac_config_files="$ac_config_files include/MKterm.h.awk include/curses.head:include/curses.h.in include/ncurses_dll.h include/termcap.h include/unctrl.h man/man_db.renames $SUB_MAKEFILES Makefile"
 ac_config_commands="$ac_config_commands default"
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -27346,18 +29337,20 @@ fi
 
 DEFS=-DHAVE_CONFIG_H
 
-: ${CONFIG_STATUS=./config.status}
+: "${CONFIG_STATUS=./config.status}"
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ echo "$as_me:27352: creating $CONFIG_STATUS" >&5
+{ echo "$as_me:29343: creating $CONFIG_STATUS" >&5
 echo "$as_me: creating $CONFIG_STATUS" >&6;}
-cat >$CONFIG_STATUS <<_ACEOF
+cat >"$CONFIG_STATUS" <<_ACEOF
 #! $SHELL
 # Generated automatically by configure.
 # Run this file to recreate the current configuration.
 # Compiler output produced by configure, useful for debugging
 # configure, is in config.log if it exists.
 
+me=\`echo "\$0" | sed -e 's,.*\\/,,'\`
+
 debug=false
 SHELL=\${CONFIG_SHELL-$SHELL}
 ac_cs_invocation="\$0 \$@"
@@ -27366,7 +29359,7 @@ CLICOLOR_FORCE= GREP_OPTIONS=
 unset CLICOLOR_FORCE GREP_OPTIONS
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF
+cat >>"$CONFIG_STATUS" <<\_ACEOF
 # Be Bourne compatible
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
@@ -27379,9 +29372,9 @@ fi
 as_me=`echo "$0" |sed 's,.*[\\/],,'`
 
 if expr a : '\(a\)' >/dev/null 2>&1; then
-  as_expr=expr
+  as_expr="expr"
 else
-  as_expr=false
+  as_expr="false"
 fi
 
 rm -f conf$$ conf$$.exe conf$$.file
@@ -27396,7 +29389,7 @@ if ln -s conf$$.file conf$$ 2>/dev/null; then
     as_ln_s='ln -s'
   fi
 elif ln conf$$.file conf$$ 2>/dev/null; then
-  as_ln_s=ln
+  as_ln_s='ln'
 else
   as_ln_s='cp -p'
 fi
@@ -27406,9 +29399,9 @@ as_executable_p="test -f"
 
 # Support unset when possible.
 if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
-  as_unset=unset
+  as_unset="unset"
 else
-  as_unset=false
+  as_unset="false"
 fi
 
 # NLS nuisances.
@@ -27436,22 +29429,22 @@ _ACEOF
 
 # Files that config.status was made for.
 if test -n "$ac_config_files"; then
-  echo "config_files=\"$ac_config_files\"" >>$CONFIG_STATUS
+  echo "config_files=\"$ac_config_files\"" >>"$CONFIG_STATUS"
 fi
 
 if test -n "$ac_config_headers"; then
-  echo "config_headers=\"$ac_config_headers\"" >>$CONFIG_STATUS
+  echo "config_headers=\"$ac_config_headers\"" >>"$CONFIG_STATUS"
 fi
 
 if test -n "$ac_config_links"; then
-  echo "config_links=\"$ac_config_links\"" >>$CONFIG_STATUS
+  echo "config_links=\"$ac_config_links\"" >>"$CONFIG_STATUS"
 fi
 
 if test -n "$ac_config_commands"; then
-  echo "config_commands=\"$ac_config_commands\"" >>$CONFIG_STATUS
+  echo "config_commands=\"$ac_config_commands\"" >>"$CONFIG_STATUS"
 fi
 
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 
 ac_cs_usage="\
 \`$as_me' instantiates files from templates according to the
@@ -27480,21 +29473,22 @@ $config_commands
 Report bugs to <dickey@invisible-island.net>."
 EOF
 
-cat >>$CONFIG_STATUS <<EOF
+cat >>"$CONFIG_STATUS" <<EOF
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.52.20200802,
+configured by $0, generated by GNU Autoconf 2.52.20230114,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
+Copyright 2003-2022,2023	Thomas E. Dickey
 Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
-srcdir=$srcdir
+srcdir="$srcdir"
 INSTALL="$INSTALL"
 EOF
 
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 # If no file are specified by the user, then we need to provide default
 # value.  By we need to know if files were specified by the user.
 ac_need_defaults=:
@@ -27517,17 +29511,17 @@ do
   case $1 in
   # Handling of the options.
 EOF
-cat >>$CONFIG_STATUS <<EOF
+cat >>"$CONFIG_STATUS" <<EOF
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     echo "running $SHELL $0 " $ac_configure_args " --no-create --no-recursion"
     exec $SHELL $0 $ac_configure_args --no-create --no-recursion ;;
 EOF
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
   --version | --vers* | -V )
     echo "$ac_cs_version"; exit 0 ;;
   --he | --h)
     # Conflict between --help and --header
-    { { echo "$as_me:27530: error: ambiguous option: $1
+    { { echo "$as_me:29524: error: ambiguous option: $1
 Try \`$0 --help' for more information." >&5
 echo "$as_me: error: ambiguous option: $1
 Try \`$0 --help' for more information." >&2;}
@@ -27546,7 +29540,7 @@ Try \`$0 --help' for more information." >&2;}
     ac_need_defaults=false;;
 
   # This is an error.
-  -*) { { echo "$as_me:27549: error: unrecognized option: $1
+  -*) { { echo "$as_me:29543: error: unrecognized option: $1
 Try \`$0 --help' for more information." >&5
 echo "$as_me: error: unrecognized option: $1
 Try \`$0 --help' for more information." >&2;}
@@ -27565,18 +29559,18 @@ cat >&5 << _ACEOF
 ## Running config.status.  ##
 ## ----------------------- ##
 
-This file was extended by $as_me 2.52.20200802, executed with
+This file was extended by $as_me 2.52.20230114, executed with
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
   CONFIG_LINKS    = $CONFIG_LINKS
   CONFIG_COMMANDS = $CONFIG_COMMANDS
-  > $ac_cs_invocation
+  > "$ac_cs_invocation"
 on `(hostname || uname -n) 2>/dev/null | sed 1q`
 
 _ACEOF
 EOF
 
-cat >>$CONFIG_STATUS <<EOF
+cat >>"$CONFIG_STATUS" <<EOF
 #
 # INIT-COMMANDS section.
 #
@@ -27601,6 +29595,7 @@ LIB_SUFFIX="$LIB_SUFFIX"
 LIB_TRACING="$LIB_TRACING"
 LN_S="$LN_S"
 MAKE_TERMINFO="$MAKE_TERMINFO"
+MANPAGE_RENAMES="$MANPAGE_RENAMES"
 MENU_NAME="$MENU_NAME"
 NCURSES_MAJOR="$NCURSES_MAJOR"
 NCURSES_MINOR="$NCURSES_MINOR"
@@ -27628,12 +29623,16 @@ WITH_CURSES_H="$with_curses_h"
 WITH_ECHO="${enable_echo:=yes}"
 WITH_OVERWRITE="$with_overwrite"
 cf_LIST_MODELS="$cf_list_models"
+cf_cv_VERSION_GNATMAKE=$cf_cv_VERSION_GNATMAKE
+cf_cv_VERSION_GPRBUILD=$cf_cv_VERSION_GPRBUILD
+cf_cv_abi_default="$cf_cv_abi_default"
 cf_cv_abi_version="$cf_cv_abi_version"
 cf_cv_do_relink="$cf_cv_do_relink"
 cf_cv_do_reranlib="$cf_cv_do_reranlib"
 cf_cv_do_symlinks="$cf_cv_do_symlinks"
 cf_cv_enable_lp64="$cf_cv_enable_lp64"
 cf_cv_enable_opaque="$cf_cv_enable_opaque"
+cf_cv_make_PHONY="$cf_cv_make_PHONY"
 cf_cv_prog_CC_c_o=$cf_cv_prog_CC_c_o
 cf_cv_prog_CXX_c_o=$cf_cv_prog_CXX_c_o
 cf_cv_prog_gnat_correct=$cf_cv_prog_gnat_correct
@@ -27651,11 +29650,12 @@ cf_with_manpages="$cf_with_manpages"
 cf_with_tests="$cf_with_tests"
 host="$host"
 target="$target"
+verbose="$verbose"
 with_shared_cxx="$with_shared_cxx"
 
 EOF
 
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 for ac_config_target in $ac_config_targets
 do
   case "$ac_config_target" in
@@ -27665,11 +29665,12 @@ do
   "include/ncurses_dll.h" ) CONFIG_FILES="$CONFIG_FILES include/ncurses_dll.h" ;;
   "include/termcap.h" ) CONFIG_FILES="$CONFIG_FILES include/termcap.h" ;;
   "include/unctrl.h" ) CONFIG_FILES="$CONFIG_FILES include/unctrl.h" ;;
+  "man/man_db.renames" ) CONFIG_FILES="$CONFIG_FILES man/man_db.renames" ;;
   "$SUB_MAKEFILES" ) CONFIG_FILES="$CONFIG_FILES $SUB_MAKEFILES" ;;
   "Makefile" ) CONFIG_FILES="$CONFIG_FILES Makefile" ;;
   "default" ) CONFIG_COMMANDS="$CONFIG_COMMANDS default" ;;
   "include/ncurses_cfg.h" ) CONFIG_HEADERS="$CONFIG_HEADERS include/ncurses_cfg.h:include/ncurses_cfg.hin" ;;
-  *) { { echo "$as_me:27672: error: invalid argument: $ac_config_target" >&5
+  *) { { echo "$as_me:29673: error: invalid argument: $ac_config_target" >&5
 echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
    { (exit 1); exit 1; }; };;
   esac
@@ -27679,7 +29680,7 @@ done
 # then the envvar interface is used.  Set only those that are not.
 # We use the long form for the default assignment because of an extremely
 # bizarre bug on SunOS 4.1.3.
-if $ac_need_defaults; then
+if "$ac_need_defaults"; then
   test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
   test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers
   test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
@@ -27693,14 +29694,14 @@ $debug ||
 }
 
 # Create a (secure) tmp directory for tmp files.
-: ${TMPDIR=/tmp}
+: "${TMPDIR=/tmp}"
 {
   tmp=`(umask 077 && mktemp -d -q "$TMPDIR/csXXXXXX") 2>/dev/null` &&
   test -n "$tmp" && test -d "$tmp"
 }  ||
 {
   tmp=$TMPDIR/cs$$-$RANDOM
-  (umask 077 && mkdir $tmp)
+  (umask 077 && mkdir "$tmp")
 } ||
 {
    echo "$me: cannot create a temporary directory in $TMPDIR" >&2
@@ -27709,7 +29710,7 @@ $debug ||
 
 EOF
 
-cat >>$CONFIG_STATUS <<EOF
+cat >>"$CONFIG_STATUS" <<EOF
 
 #
 # CONFIG_FILES section.
@@ -27720,7 +29721,7 @@ cat >>$CONFIG_STATUS <<EOF
 if test -n "\$CONFIG_FILES"; then
   # Protect against being on the right side of a sed subst in config.status.
   sed 's/,@/@@/; s/@,/@@/; s/,;t t\$/@;t t/; /@;t t\$/s/[\\\\&,]/\\\\&/g;
-   s/@@/,@/; s/@@/@,/; s/@;t t\$/,;t t/' >\$tmp/subs.sed <<\\CEOF
+   s/@@/,@/; s/@@/@,/; s/@;t t\$/,;t t/' >"\$tmp"/subs.sed <<\\CEOF
 s,@SHELL@,$SHELL,;t t
 s,@exec_prefix@,$exec_prefix,;t t
 s,@prefix@,$prefix,;t t
@@ -27754,12 +29755,14 @@ s,@PATH_SEPARATOR@,$PATH_SEPARATOR,;t t
 s,@DEFS@,$DEFS,;t t
 s,@LIBS@,$LIBS,;t t
 s,@top_builddir@,$top_builddir,;t t
+s,@GREP@,$GREP,;t t
 s,@EGREP@,$EGREP,;t t
 s,@NCURSES_MAJOR@,$NCURSES_MAJOR,;t t
 s,@NCURSES_MINOR@,$NCURSES_MINOR,;t t
 s,@NCURSES_PATCH@,$NCURSES_PATCH,;t t
 s,@cf_cv_rel_version@,$cf_cv_rel_version,;t t
 s,@cf_cv_abi_version@,$cf_cv_abi_version,;t t
+s,@cf_cv_abi_default@,$cf_cv_abi_default,;t t
 s,@cf_cv_builtin_bool@,$cf_cv_builtin_bool,;t t
 s,@cf_cv_header_stdbool_h@,$cf_cv_header_stdbool_h,;t t
 s,@cf_cv_type_of_bool@,$cf_cv_type_of_bool,;t t
@@ -27780,6 +29783,7 @@ s,@target@,$target,;t t
 s,@target_cpu@,$target_cpu,;t t
 s,@target_vendor@,$target_vendor,;t t
 s,@target_os@,$target_os,;t t
+s,@FGREP@,$FGREP,;t t
 s,@CC@,$CC,;t t
 s,@CFLAGS@,$CFLAGS,;t t
 s,@LDFLAGS@,$LDFLAGS,;t t
@@ -27799,6 +29803,7 @@ s,@INSTALL_SCRIPT@,$INSTALL_SCRIPT,;t t
 s,@INSTALL_DATA@,$INSTALL_DATA,;t t
 s,@LINT@,$LINT,;t t
 s,@LINT_OPTS@,$LINT_OPTS,;t t
+s,@LINT_LIBS@,$LINT_LIBS,;t t
 s,@LN_S@,$LN_S,;t t
 s,@cf_config_suffix@,$cf_config_suffix,;t t
 s,@PKG_CONFIG@,$PKG_CONFIG,;t t
@@ -27807,6 +29812,8 @@ s,@PKG_CONFIG_LIBDIR@,$PKG_CONFIG_LIBDIR,;t t
 s,@MAKE_PC_FILES@,$MAKE_PC_FILES,;t t
 s,@PC_MODULE_SUFFIX@,$PC_MODULE_SUFFIX,;t t
 s,@SET_MAKE@,$SET_MAKE,;t t
+s,@MAKE_NO_PHONY@,$MAKE_NO_PHONY,;t t
+s,@MAKE_PHONY@,$MAKE_PHONY,;t t
 s,@CTAGS@,$CTAGS,;t t
 s,@ETAGS@,$ETAGS,;t t
 s,@MAKE_LOWER_TAGS@,$MAKE_LOWER_TAGS,;t t
@@ -27935,6 +29942,7 @@ s,@NCURSES_WRAP_PREFIX@,$NCURSES_WRAP_PREFIX,;t t
 s,@NCURSES_IMPEXP@,$NCURSES_IMPEXP,;t t
 s,@NCURSES_CXX_IMPEXP@,$NCURSES_CXX_IMPEXP,;t t
 s,@NCURSES_INTEROP_FUNCS@,$NCURSES_INTEROP_FUNCS,;t t
+s,@NCURSES_WGETCH_EVENTS@,$NCURSES_WGETCH_EVENTS,;t t
 s,@EXP_WIN32_DRIVER@,$EXP_WIN32_DRIVER,;t t
 s,@INTERNALS_HDR@,$INTERNALS_HDR,;t t
 s,@ECHO_LT@,$ECHO_LT,;t t
@@ -27947,6 +29955,8 @@ s,@INSTALL_OPT_S@,$INSTALL_OPT_S,;t t
 s,@INSTALL_OPT_O@,$INSTALL_OPT_O,;t t
 s,@INSTALL_OPT_P@,$INSTALL_OPT_P,;t t
 s,@EXTRA_CFLAGS@,$EXTRA_CFLAGS,;t t
+s,@HAVE_STDNORETURN_H@,$HAVE_STDNORETURN_H,;t t
+s,@STDC_NORETURN@,$STDC_NORETURN,;t t
 s,@ADAFLAGS@,$ADAFLAGS,;t t
 s,@EXTRA_CXXFLAGS@,$EXTRA_CXXFLAGS,;t t
 s,@ADA_TRACE@,$ADA_TRACE,;t t
@@ -27977,6 +29987,8 @@ s,@USE_GNAT_SIGINT@,$USE_GNAT_SIGINT,;t t
 s,@USE_OLD_MAKERULES@,$USE_OLD_MAKERULES,;t t
 s,@USE_GNAT_PROJECTS@,$USE_GNAT_PROJECTS,;t t
 s,@USE_GNAT_LIBRARIES@,$USE_GNAT_LIBRARIES,;t t
+s,@USE_GNAT_MAKE_GPR@,$USE_GNAT_MAKE_GPR,;t t
+s,@USE_GNAT_GPRBUILD@,$USE_GNAT_GPRBUILD,;t t
 s,@cf_ada_compiler@,$cf_ada_compiler,;t t
 s,@cf_ada_package@,$cf_ada_package,;t t
 s,@ADA_INCLUDE@,$ADA_INCLUDE,;t t
@@ -28044,7 +30056,7 @@ CEOF
 
 EOF
 
-  cat >>$CONFIG_STATUS <<\EOF
+  cat >>"$CONFIG_STATUS" <<\EOF
   # Split the substitutions into bite-sized pieces for seds with
   # small command number limits, like on Digital OSF/1 and HP-UX.
   ac_max_sed_lines=48
@@ -28053,13 +30065,13 @@ EOF
   ac_end=$ac_max_sed_lines # Line after last line for current file.
   ac_more_lines=:
   ac_sed_cmds=
-  while $ac_more_lines; do
-    if test $ac_beg -gt 1; then
-      sed "1,${ac_beg}d; ${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
+  while "$ac_more_lines"; do
+    if test "$ac_beg" -gt 1; then
+      sed "1,${ac_beg}d; ${ac_end}q" "$tmp"/subs.sed >"$tmp"/subs.frag
     else
-      sed "${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
+      sed "${ac_end}q" "$tmp"/subs.sed >"$tmp"/subs.frag
     fi
-    if test ! -s $tmp/subs.frag; then
+    if test ! -s "$tmp"/subs.frag; then
       ac_more_lines=false
     else
       # The purpose of the label and of the branching condition is to
@@ -28067,19 +30079,19 @@ EOF
       # is no need to browse any of the substitutions).
       # These are the two extra sed commands mentioned above.
       (echo ':t
-  /@[a-zA-Z_][a-zA-Z_0-9]*@/!b' && cat $tmp/subs.frag) >$tmp/subs-$ac_sed_frag.sed
+  /@[a-zA-Z_][a-zA-Z_0-9]*@/!b' && cat "$tmp"/subs.frag) >"$tmp"/subs-$ac_sed_frag.sed
       # It is possible to make a multiline substitution using escaped newlines.
       # Ensure that we do not split the substitution between script fragments.
       ac_BEG=$ac_end
-      ac_END=`expr $ac_end + $ac_max_sed_lines`
-      sed "1,${ac_BEG}d; ${ac_END}p; q" $tmp/subs.sed >$tmp/subs.next
-      if test -s $tmp/subs.next; then
-        grep '^s,@[^@,][^@,]*@,.*\\$' $tmp/subs.next >$tmp/subs.edit
-        if test ! -s $tmp/subs.edit; then
-          grep "^s,@[^@,][^@,]*@,.*,;t t$" $tmp/subs.next >$tmp/subs.edit
-          if test ! -s $tmp/subs.edit; then
-            if test $ac_beg -gt 1; then
-              ac_end=`expr $ac_end - 1`
+      ac_END=`expr "$ac_end" + "$ac_max_sed_lines"`
+      sed "1,${ac_BEG}d; ${ac_END}p; q" "$tmp"/subs.sed >"$tmp"/subs.next
+      if test -s "$tmp"/subs.next; then
+        grep '^s,@[^@,][^@,]*@,.*\\$' "$tmp"/subs.next >"$tmp"/subs.edit
+        if test ! -s "$tmp"/subs.edit; then
+          grep "^s,@[^@,][^@,]*@,.*,;t t$" "$tmp"/subs.next >"$tmp"/subs.edit
+          if test ! -s "$tmp"/subs.edit; then
+            if test "$ac_beg" -gt 1; then
+              ac_end=`expr "$ac_end" - 1`
               continue
             fi
           fi
@@ -28087,27 +30099,27 @@ EOF
       fi
 
       if test -z "$ac_sed_cmds"; then
-        ac_sed_cmds="sed -f $tmp/subs-$ac_sed_frag.sed"
+        ac_sed_cmds="sed -f \"$tmp\"/subs-$ac_sed_frag.sed"
       else
-        ac_sed_cmds="$ac_sed_cmds | sed -f $tmp/subs-$ac_sed_frag.sed"
+        ac_sed_cmds="$ac_sed_cmds | sed -f \"$tmp\"/subs-$ac_sed_frag.sed"
       fi
-      ac_sed_frag=`expr $ac_sed_frag + 1`
+      ac_sed_frag=`expr "$ac_sed_frag" + 1`
       ac_beg=$ac_end
-      ac_end=`expr $ac_end + $ac_max_sed_lines`
+      ac_end=`expr "$ac_end" + "$ac_max_sed_lines"`
     fi
   done
   if test -z "$ac_sed_cmds"; then
-    ac_sed_cmds=cat
+    ac_sed_cmds="cat"
   fi
 fi # test -n "$CONFIG_FILES"
 
 EOF
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 for ac_file in : $CONFIG_FILES; do test "x$ac_file" = x: && continue
   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
-  case $ac_file in
+  case "$ac_file" in
   - | *:- | *:-:* ) # input from stdin
-        cat >$tmp/stdin
+        cat >"$tmp"/stdin
         ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
         ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
   *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
@@ -28144,26 +30156,26 @@ for as_mkdir_dir in `IFS='/\\'; set X $as_dummy; shift; echo "$@"`; do
   esac
 done; }
 
-    ac_dir_suffix="/`echo $ac_dir|sed 's,^\./,,'`"
+    ac_dir_suffix="/`echo "$ac_dir"|sed 's,^\./,,'`"
     # A "../" for each directory in $ac_dir_suffix.
     ac_dots=`echo "$ac_dir_suffix" | sed 's,/[^/]*,../,g'`
   else
     ac_dir_suffix= ac_dots=
   fi
 
-  case $srcdir in
+  case "$srcdir" in
   .)  ac_srcdir=.
       if test -z "$ac_dots"; then
          ac_top_srcdir=.
       else
-         ac_top_srcdir=`echo $ac_dots | sed 's,/$,,'`
+         ac_top_srcdir=`echo "$ac_dots" | sed 's,/$,,'`
       fi ;;
   [\\/]* | ?:[\\/]* )
-      ac_srcdir=$srcdir$ac_dir_suffix;
-      ac_top_srcdir=$srcdir ;;
+      ac_srcdir="$srcdir$ac_dir_suffix";
+      ac_top_srcdir="$srcdir" ;;
   *) # Relative path.
-    ac_srcdir=$ac_dots$srcdir$ac_dir_suffix
-    ac_top_srcdir=$ac_dots$srcdir ;;
+    ac_srcdir="$ac_dots$srcdir$ac_dir_suffix"
+    ac_top_srcdir="$ac_dots$srcdir" ;;
   esac
 
   case $INSTALL in
@@ -28172,7 +30184,7 @@ done; }
   esac
 
   if test x"$ac_file" != x-; then
-    { echo "$as_me:28175: creating $ac_file" >&5
+    { echo "$as_me:30187: creating $ac_file" >&5
 echo "$as_me: creating $ac_file" >&6;}
     rm -f "$ac_file"
   fi
@@ -28187,48 +30199,48 @@ echo "$as_me: creating $ac_file" >&6;}
   ac_file_inputs=`IFS=:
     for f in $ac_file_in; do
       case $f in
-      -) echo $tmp/stdin ;;
+      -) echo "$tmp"/stdin ;;
       [\\/$]*)
          # Absolute (can't be DOS-style, as IFS=:)
-         test -f "$f" || { { echo "$as_me:28193: error: cannot find input file: $f" >&5
+         test -f "$f" || { { echo "$as_me:30205: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
-         echo $f;;
+         echo "$f";;
       *) # Relative
          if test -f "$f"; then
            # Build tree
-           echo $f
+           echo "$f"
          elif test -f "$srcdir/$f"; then
            # Source tree
-           echo $srcdir/$f
+           echo "$srcdir/$f"
          else
            # /dev/null tree
-           { { echo "$as_me:28206: error: cannot find input file: $f" >&5
+           { { echo "$as_me:30218: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          fi;;
       esac
     done` || { (exit 1); exit 1; }
 EOF
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
   ac_warn_datarootdir=no
   if test x"$ac_file" != x-; then
     for ac_item in $ac_file_inputs
     do
-      ac_seen=`grep '@\(datadir\|mandir\|infodir\)@' $ac_item`
+      ac_seen=`grep '@\(datadir\|mandir\|infodir\)@' "$ac_item"`
       if test -n "$ac_seen"; then
-        ac_used=`grep '@datarootdir@' $ac_item`
+        ac_used=`grep '@datarootdir@' "$ac_item"`
         if test -z "$ac_used"; then
-          { echo "$as_me:28222: WARNING: datarootdir was used implicitly but not set:
+          { echo "$as_me:30234: WARNING: datarootdir was used implicitly but not set:
 $ac_seen" >&5
 echo "$as_me: WARNING: datarootdir was used implicitly but not set:
 $ac_seen" >&2;}
           ac_warn_datarootdir=yes
         fi
       fi
-      ac_seen=`grep '${datarootdir}' $ac_item`
+      ac_seen=`grep '${datarootdir}' "$ac_item"`
       if test -n "$ac_seen"; then
-        { echo "$as_me:28231: WARNING: datarootdir was used explicitly but not set:
+        { echo "$as_me:30243: WARNING: datarootdir was used explicitly but not set:
 $ac_seen" >&5
 echo "$as_me: WARNING: datarootdir was used explicitly but not set:
 $ac_seen" >&2;}
@@ -28242,53 +30254,61 @@ if test "x$ac_warn_datarootdir" = xyes; then
 fi
 
 EOF
-cat >>$CONFIG_STATUS <<EOF
+cat >>"$CONFIG_STATUS" <<EOF
   sed "$ac_vpsub
 $extrasub
 EOF
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 :t
 /@[a-zA-Z_][a-zA-Z_0-9]*@/!b
 s,@configure_input@,$configure_input,;t t
 s,@srcdir@,$ac_srcdir,;t t
 s,@top_srcdir@,$ac_top_srcdir,;t t
 s,@INSTALL@,$ac_INSTALL,;t t
-" $ac_file_inputs | (eval "$ac_sed_cmds") >$tmp/out
-  rm -f $tmp/stdin
+" $ac_file_inputs | (eval "$ac_sed_cmds") >"$tmp"/out
+  rm -f "$tmp"/stdin
+EOF
+: "${FGREP:=grep -F}"
+: "${EGREP:=grep -E}"
+cat >>"$CONFIG_STATUS" <<EOF
+  : "\${FGREP:=$FGREP}"
+  : "\${EGREP:=$EGREP}"
+EOF
+cat >>"$CONFIG_STATUS" <<\EOF
   if test x"$ac_file" != x-; then
-    cp $tmp/out $ac_file
+    cp "$tmp/out" "$ac_file"
 
     for ac_name in prefix exec_prefix datarootdir
     do
-        ac_seen=`fgrep -n '${'$ac_name'[:=].*}' $ac_file`
+        ac_seen=`$FGREP -n '${'$ac_name'[:=].*}' "$ac_file"`
         if test -n "$ac_seen"; then
-            ac_init=`egrep '[ 	]*'$ac_name'[ 	]*=' $ac_file`
+            ac_init=`$EGREP '[ 	]*'$ac_name'[ 	]*=' "$ac_file"`
             if test -z "$ac_init"; then
-              ac_seen=`echo "$ac_seen" |sed -e 's,^,'$ac_file':,'`
-              { echo "$as_me:28268: WARNING: Variable $ac_name is used but was not set:
+              ac_seen=`echo "$ac_seen" |sed -e 's,^,'"$ac_file"':,'`
+              { echo "$as_me:30288: WARNING: Variable $ac_name is used but was not set:
 $ac_seen" >&5
 echo "$as_me: WARNING: Variable $ac_name is used but was not set:
 $ac_seen" >&2;}
             fi
         fi
     done
-    egrep -n '@[a-z_][a-z_0-9]+@' $ac_file >$tmp/out
-    egrep -n '@[A-Z_][A-Z_0-9]+@' $ac_file >>$tmp/out
-    if test -s $tmp/out; then
-      ac_seen=`sed -e 's,^,'$ac_file':,' < $tmp/out`
-      { echo "$as_me:28279: WARNING: Some variables may not be substituted:
+    $EGREP -n '@[a-z_][a-z_0-9]+@' "$ac_file" >"$tmp"/out
+    $EGREP -n '@[A-Z_][A-Z_0-9]+@' "$ac_file" >>"$tmp"/out
+    if test -s "$tmp"/out; then
+      ac_seen=`sed -e 's,^,'"$ac_file"':,' < "$tmp"/out`
+      { echo "$as_me:30299: WARNING: Some variables may not be substituted:
 $ac_seen" >&5
 echo "$as_me: WARNING: Some variables may not be substituted:
 $ac_seen" >&2;}
     fi
   else
-    cat $tmp/out
+    cat "$tmp"/out
   fi
-  rm -f $tmp/out
+  rm -f "$tmp"/out
 
 done
 EOF
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 
 #
 # CONFIG_HEADER section.
@@ -28315,9 +30335,9 @@ ac_uD=',;t'
 
 for ac_file in : $CONFIG_HEADERS; do test "x$ac_file" = x: && continue
   # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
-  case $ac_file in
+  case "$ac_file" in
   - | *:- | *:-:* ) # input from stdin
-        cat >$tmp/stdin
+        cat >"$tmp"/stdin
         ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
         ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
   *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
@@ -28325,7 +30345,7 @@ for ac_file in : $CONFIG_HEADERS; do test "x$ac_file" = x: && continue
   * )   ac_file_in=$ac_file.in ;;
   esac
 
-  test x"$ac_file" != x- && { echo "$as_me:28328: creating $ac_file" >&5
+  test x"$ac_file" != x- && { echo "$as_me:30348: creating $ac_file" >&5
 echo "$as_me: creating $ac_file" >&6;}
 
   # First look for the input files in the build tree, otherwise in the
@@ -28333,10 +30353,10 @@ echo "$as_me: creating $ac_file" >&6;}
   ac_file_inputs=`IFS=:
     for f in $ac_file_in; do
       case $f in
-      -) echo $tmp/stdin ;;
+      -) echo "$tmp"/stdin ;;
       [\\/$]*)
          # Absolute (can't be DOS-style, as IFS=:)
-         test -f "$f" || { { echo "$as_me:28339: error: cannot find input file: $f" >&5
+         test -f "$f" || { { echo "$as_me:30359: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          echo $f;;
@@ -28346,17 +30366,17 @@ echo "$as_me: error: cannot find input file: $f" >&2;}
            echo $f
          elif test -f "$srcdir/$f"; then
            # Source tree
-           echo $srcdir/$f
+           echo "$srcdir/$f"
          else
            # /dev/null tree
-           { { echo "$as_me:28352: error: cannot find input file: $f" >&5
+           { { echo "$as_me:30372: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          fi;;
       esac
     done` || { (exit 1); exit 1; }
   # Remove the trailing spaces.
-  sed 's/[ 	]*$//' $ac_file_inputs >$tmp/in
+  sed 's/[ 	]*$//' $ac_file_inputs >"$tmp"/in
 
 EOF
 
@@ -28369,14 +30389,14 @@ cat confdefs.h | uniq >conftest.vals
 # the size of here documents, and old seds have small limits too.
 
 rm -f conftest.tail
-echo '  rm -f conftest.frag' >> $CONFIG_STATUS
+echo '  rm -f conftest.frag' >> "$CONFIG_STATUS"
 while grep . conftest.vals >/dev/null
 do
   # Write chunks of a limited-size here document to conftest.frag.
-  echo '  cat >> conftest.frag <<CEOF' >> $CONFIG_STATUS
-  sed ${ac_max_here_lines}q conftest.vals | sed -e 's/#ifdef.*/#if 0/' >> $CONFIG_STATUS
-  echo 'CEOF' >> $CONFIG_STATUS
-  sed 1,${ac_max_here_lines}d conftest.vals > conftest.tail
+  echo '  cat >> conftest.frag <<CEOF' >> "$CONFIG_STATUS"
+  sed "${ac_max_here_lines}q" conftest.vals | sed -e 's/#ifdef.*/#if 0/' >> "$CONFIG_STATUS"
+  echo 'CEOF' >> "$CONFIG_STATUS"
+  sed "1,${ac_max_here_lines}d" conftest.vals > conftest.tail
   rm -f conftest.vals
   mv conftest.tail conftest.vals
 done
@@ -28388,26 +30408,26 @@ echo '  cat >> conftest.edit <<CEOF
 /@DEFS@/r conftest.frag
 /@DEFS@/d
 CEOF
-sed -f conftest.edit $tmp/in > $tmp/out
-rm -f $tmp/in
-mv $tmp/out $tmp/in
+sed -f conftest.edit "$tmp"/in > "$tmp"/out
+rm -f "$tmp"/in
+mv "$tmp"/out "$tmp"/in
 rm -f conftest.edit conftest.frag
-' >> $CONFIG_STATUS
+' >> "$CONFIG_STATUS"
 
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
   # Let's still pretend it is `configure' which instantiates (i.e., don't
   # use $as_me), people would be surprised to read:
   #    /* config.h.  Generated automatically by config.status.  */
   if test x"$ac_file" = x-; then
-    echo "/* Generated automatically by configure.  */" >$tmp/config.h
+    echo "/* Generated automatically by configure.  */" >"$tmp"/config.h
   else
-    echo "/* $ac_file.  Generated automatically by configure.  */" >$tmp/config.h
+    echo "/* $ac_file.  Generated automatically by configure.  */" >"$tmp"/config.h
   fi
-  cat $tmp/in >>$tmp/config.h
-  rm -f $tmp/in
+  cat "$tmp"/in >>"$tmp"/config.h
+  rm -f "$tmp"/in
   if test x"$ac_file" != x-; then
-    if cmp -s $ac_file $tmp/config.h 2>/dev/null; then
-      { echo "$as_me:28410: $ac_file is unchanged" >&5
+    if cmp -s "$ac_file" "$tmp/config.h" 2>/dev/null; then
+      { echo "$as_me:30430: $ac_file is unchanged" >&5
 echo "$as_me: $ac_file is unchanged" >&6;}
     else
       ac_dir=`$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
@@ -28439,16 +30459,16 @@ for as_mkdir_dir in `IFS='/\\'; set X $as_dummy; shift; echo "$@"`; do
 done; }
 
       fi
-      rm -f $ac_file
-      mv $tmp/config.h $ac_file
+      rm -f "$ac_file"
+      mv "$tmp/config.h" "$ac_file"
     fi
   else
-    cat $tmp/config.h
-    rm -f $tmp/config.h
+    cat "$tmp"/config.h
+    rm -f "$tmp"/config.h
   fi
 done
 EOF
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 #
 # CONFIG_COMMANDS section.
 #
@@ -28456,16 +30476,16 @@ for ac_file in : $CONFIG_COMMANDS; do test "x$ac_file" = x: && continue
   ac_dest=`echo "$ac_file" | sed 's,:.*,,'`
   ac_source=`echo "$ac_file" | sed 's,[^:]*:,,'`
 
-  case $ac_dest in
+  case "$ac_dest" in
     default )
 if test "x$cf_with_tests" != xno ; then
 
 for cf_dir in test
 do
-	if test ! -d $srcdir/$cf_dir; then
+	if test ! -d "$srcdir/$cf_dir" ; then
 		continue
-	elif test -f $srcdir/$cf_dir/programs; then
-		$AWK -f $srcdir/test/mk-test.awk INSTALL=no ECHO_LINK="$ECHO_LD" $srcdir/$cf_dir/programs >>$cf_dir/Makefile
+	elif test -f "$srcdir/$cf_dir/programs" ; then
+		$AWK -f "$srcdir/test/mk-test.awk" INSTALL=no ECHO_LINK="$ECHO_LD" "$srcdir/$cf_dir/programs" >>$cf_dir/Makefile
 	fi
 done
 
@@ -28473,7 +30493,7 @@ fi
 
 cf_prefix=$LIB_PREFIX
 
-case $cf_cv_shlib_version in
+case "$cf_cv_shlib_version" in
 (cygdll|msysdll|mingw|msvcdll)
 	TINFO_NAME=$TINFO_ARG_SUFFIX
 	TINFO_SUFFIX=.dll
@@ -28481,36 +30501,36 @@ case $cf_cv_shlib_version in
 esac
 
 if test -n "$TINFO_SUFFIX" ; then
-	case $TINFO_SUFFIX in
+	case "$TINFO_SUFFIX" in
 	(tw*)
 		TINFO_NAME="${TINFO_NAME}tw${EXTRA_SUFFIX}"
-		TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^tw'$EXTRA_SUFFIX'//'`
+		TINFO_SUFFIX=`echo "$TINFO_SUFFIX" | sed 's/^tw'$EXTRA_SUFFIX'//'`
 		;;
 	(t*)
 		TINFO_NAME="${TINFO_NAME}t${EXTRA_SUFFIX}"
-		TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^t'$EXTRA_SUFFIX'//'`
+		TINFO_SUFFIX=`echo "$TINFO_SUFFIX" | sed 's/^t'$EXTRA_SUFFIX'//'`
 		;;
 	(w*)
 		TINFO_NAME="${TINFO_NAME}w${EXTRA_SUFFIX}"
-		TINFO_SUFFIX=`echo $TINFO_SUFFIX | sed 's/^w'$EXTRA_SUFFIX'//'`
+		TINFO_SUFFIX=`echo "$TINFO_SUFFIX" | sed 's/^w'$EXTRA_SUFFIX'//'`
 		;;
 	esac
 fi
 
 for cf_dir in $SRC_SUBDIRS
 do
-	if test ! -d $srcdir/$cf_dir ; then
+	if test ! -d "$srcdir/$cf_dir" ; then
 		continue
-	elif test -f $srcdir/$cf_dir/modules; then
+	elif test -f "$srcdir/$cf_dir/modules" ; then
 
 		SHARED_LIB=
 		Libs_To_Make=
 		cf_awk_program=
-		if test -n "${cf_cv_abi_version}" && test "x${cf_cv_abi_version}" != "x5"
+		if test -n "${cf_cv_abi_default}" && test "x${cf_cv_abi_default}" != "x5"
 		then
 			cf_awk_program="$cf_awk_program\
-/deprecated in ABI${cf_cv_abi_version}/ { next; }\
-{ sub(\"NCURSES([WT]+)?\", \"&${cf_cv_abi_version}\"); }\
+/deprecated in ABI${cf_cv_abi_default}/ { next; }\
+{ sub(\"NCURSES([WT]+)?\", \"&${cf_cv_abi_default}\"); }\
 "
 		fi
 
@@ -28531,7 +30551,7 @@ resulting.map: $UNALTERED_SYMS
 $cf_awk_program \
 { if ( last != "" && ( skip == 0 || \$\$0 !~ /}/ ) ) { print last; }\
  skip = 0; last = \$\$0; } \
-END { print last; }' < $UNALTERED_SYMS >\$@
+END { print last; }' < "$UNALTERED_SYMS" >\$@
 
 distclean::
 	rm -f resulting.map
@@ -28547,7 +30567,7 @@ CF_EOF
 		cf_depsuf=$cf_suffix
 		;;
 	(Xdebug)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*-msvc*)
 			cf_suffix='_g.lib'
 			;;
@@ -28558,7 +30578,7 @@ CF_EOF
 		cf_depsuf=$cf_suffix
 		;;
 	(Xprofile)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*-msvc*)
 			cf_suffix='_p.lib'
 			;;
@@ -28569,7 +30589,7 @@ CF_EOF
 		cf_depsuf=$cf_suffix
 		;;
 	(Xshared)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(aix[5-7]*)
 			cf_suffix='.so'
 			cf_depsuf=$cf_suffix
@@ -28587,7 +30607,7 @@ CF_EOF
 			cf_depsuf=$cf_suffix
 			;;
 		(hpux*)
-			case $target in
+			case "$target" in
 			(ia64*)
 				cf_suffix='.so'
 				cf_depsuf=$cf_suffix
@@ -28605,7 +30625,7 @@ CF_EOF
 		esac
 		;;
 	(*)
-		case $target in
+		case "$target" in
 		(*-msvc*)
 			cf_suffix='.lib'
 			;;
@@ -28627,17 +30647,17 @@ CF_EOF
 
 cf_map_lib_basename=`echo "cxx" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
-eval cf_libname=\$${cf_map_lib_basename}_NAME
+eval cf_libname="\$${cf_map_lib_basename}_NAME"
 
 			else
 
 cf_map_lib_basename=`echo "$cf_dir" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
-eval cf_libname=\$${cf_map_lib_basename}_NAME
+eval cf_libname="\$${cf_map_lib_basename}_NAME"
 
 			fi
 			test -z "$cf_libname" && cf_libname="$cf_dir"
-			if test $cf_item = shared ; then
+			if test "$cf_item" = shared ; then
 				if test -n "${LIB_SUFFIX}"
 				then
 					cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${USE_LIB_SUFFIX}"'//'`
@@ -28678,7 +30698,7 @@ eval cf_libname=\$${cf_map_lib_basename}_NAME
 				# cygwin needs import library, and has unique naming convention
 				# use autodetected ${cf_prefix} for import lib and static lib, but
 				# use 'cyg' prefix for shared lib.
-				case $cf_cv_shlib_version in
+				case "$cf_cv_shlib_version" in
 				(cygdll)
 					cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
 					cf_add_lib="../lib/cyg${cf_libname}${cf_cygsuf}"
@@ -28709,7 +30729,7 @@ eval cf_libname=\$${cf_map_lib_basename}_NAME
 			Libs_To_Make="$Libs_To_Make $cf_add_lib"
 		done
 
-		if test $cf_dir = ncurses ; then
+		if test "$cf_dir" = ncurses ; then
 			cf_subsets="$LIB_SUBSETS"
 			cf_r_parts="$cf_subsets"
 			cf_liblist="$Libs_To_Make"
@@ -28720,12 +30740,12 @@ eval cf_libname=\$${cf_map_lib_basename}_NAME
 				cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[^ ]* //'`
 				if test "$cf_l_parts" != "$cf_r_parts" ; then
 					cf_add_lib=
-					case $cf_l_parts in
+					case "$cf_l_parts" in
 					(*termlib*)
-						cf_add_lib=`echo $cf_liblist |sed -e s%${LIB_NAME}${USE_LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
+						cf_add_lib=`echo "$cf_liblist" |sed -e s%${LIB_NAME}${USE_LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
 						;;
 					(*ticlib*)
-						cf_add_lib=`echo $cf_liblist |sed -e s%${LIB_NAME}${USE_LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
+						cf_add_lib=`echo "$cf_liblist" |sed -e s%${LIB_NAME}${USE_LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
 						;;
 					(*)
 						break
@@ -28742,12 +30762,12 @@ eval cf_libname=\$${cf_map_lib_basename}_NAME
 			cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
 		fi
 
-		if test $cf_dir = c++; then
+		if test "$cf_dir" = c++; then
 			if test "x$with_shared_cxx" != xyes && test -n "$cf_shared_suffix"; then
 				cf_list=
 				for cf_item in $Libs_To_Make
 				do
-					case $cf_item in
+					case "$cf_item" in
 					(*.a)
 						;;
 					(*)
@@ -28771,12 +30791,12 @@ eval cf_libname=\$${cf_map_lib_basename}_NAME
 
 		sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
 		    -e "s%@SHARED_LIB@%$SHARED_LIB%" \
-			$cf_dir/Makefile >$cf_dir/Makefile.out
-		mv $cf_dir/Makefile.out $cf_dir/Makefile
+			"$cf_dir/Makefile" >$cf_dir/Makefile.out
+		mv "$cf_dir/Makefile.out" "$cf_dir/Makefile"
 
-		$AWK -f $srcdir/mk-0th.awk \
+		$AWK -f "$srcdir/mk-0th.awk" \
 			libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
-			$srcdir/$cf_dir/modules >>$cf_dir/Makefile
+			"$srcdir/$cf_dir/modules" >>$cf_dir/Makefile
 
 		for cf_subset in $cf_subsets
 		do
@@ -28790,11 +30810,11 @@ cf_ITEM=`echo "$cf_item" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQ
 
 			CXX_MODEL=$cf_ITEM
 			if test "$CXX_MODEL" = SHARED; then
-				case $cf_cv_shlib_version in
+				case "$cf_cv_shlib_version" in
 				(cygdll|msysdll|mingw|msvcdll)
 					test "x$with_shared_cxx" = xno && test -n "$verbose" && echo "	overriding CXX_MODEL to SHARED" 1>&6
 
-echo "${as_me:-configure}:28797: testing overriding CXX_MODEL to SHARED ..." 1>&5
+echo "${as_me:-configure}:30817: testing overriding CXX_MODEL to SHARED ..." 1>&5
 
 					with_shared_cxx=yes
 					;;
@@ -28810,7 +30830,7 @@ echo "${as_me:-configure}:28797: testing overriding CXX_MODEL to SHARED ..." 1>&
 		cf_depsuf=$cf_suffix
 		;;
 	(Xdebug)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*-msvc*)
 			cf_suffix='_g.lib'
 			;;
@@ -28821,7 +30841,7 @@ echo "${as_me:-configure}:28797: testing overriding CXX_MODEL to SHARED ..." 1>&
 		cf_depsuf=$cf_suffix
 		;;
 	(Xprofile)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(*-msvc*)
 			cf_suffix='_p.lib'
 			;;
@@ -28832,7 +30852,7 @@ echo "${as_me:-configure}:28797: testing overriding CXX_MODEL to SHARED ..." 1>&
 		cf_depsuf=$cf_suffix
 		;;
 	(Xshared)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(aix[5-7]*)
 			cf_suffix='.so'
 			cf_depsuf=$cf_suffix
@@ -28850,7 +30870,7 @@ echo "${as_me:-configure}:28797: testing overriding CXX_MODEL to SHARED ..." 1>&
 			cf_depsuf=$cf_suffix
 			;;
 		(hpux*)
-			case $target in
+			case "$target" in
 			(ia64*)
 				cf_suffix='.so'
 				cf_depsuf=$cf_suffix
@@ -28868,7 +30888,7 @@ echo "${as_me:-configure}:28797: testing overriding CXX_MODEL to SHARED ..." 1>&
 		esac
 		;;
 	(*)
-		case $target in
+		case "$target" in
 		(*-msvc*)
 			cf_suffix='.lib'
 			;;
@@ -28891,7 +30911,7 @@ echo "${as_me:-configure}:28797: testing overriding CXX_MODEL to SHARED ..." 1>&
 	(debug)   cf_subdir='obj_g' ;;
 	(profile) cf_subdir='obj_p' ;;
 	(shared)
-		case $cf_cv_system_name in
+		case "$cf_cv_system_name" in
 		(cygwin|msys)
 			cf_subdir='objects' ;;
 		(*)
@@ -28901,8 +30921,8 @@ echo "${as_me:-configure}:28797: testing overriding CXX_MODEL to SHARED ..." 1>&
 
 			# Test for case where we build libtinfo with a different name.
 			cf_libname=$cf_dir
-			if test $cf_dir = ncurses ; then
-				case $cf_subset in
+			if test "$cf_dir" = ncurses ; then
+				case "$cf_subset" in
 				(*base*)
 					cf_libname=${cf_libname}$USE_LIB_SUFFIX
 					;;
@@ -28913,24 +30933,24 @@ echo "${as_me:-configure}:28797: testing overriding CXX_MODEL to SHARED ..." 1>&
 					cf_libname=$TICS_LIB_SUFFIX
 					;;
 				esac
-			elif test $cf_dir = c++ ; then
+			elif test "$cf_dir" = c++ ; then
 
 cf_map_lib_basename=`echo "cxx" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
-eval cf_libname=\$${cf_map_lib_basename}_NAME
+eval cf_libname="\$${cf_map_lib_basename}_NAME"
 
 				cf_libname=${cf_libname}$USE_LIB_SUFFIX
 			else
 
 cf_map_lib_basename=`echo "$cf_dir" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
-eval cf_libname=\$${cf_map_lib_basename}_NAME
+eval cf_libname="\$${cf_map_lib_basename}_NAME"
 
 				cf_libname=${cf_libname}$USE_LIB_SUFFIX
 			fi
 			if test -n "${USE_ARG_SUFFIX}" ; then
 				# undo $USE_LIB_SUFFIX add-on in CF_LIB_SUFFIX
-				cf_suffix=`echo $cf_suffix |sed -e "s%^${USE_LIB_SUFFIX}%%"`
+				cf_suffix=`echo "$cf_suffix" |sed -e "s%^${USE_LIB_SUFFIX}%%"`
 			fi
 
 			# These dependencies really are for development, not
@@ -28942,9 +30962,9 @@ eval cf_libname=\$${cf_map_lib_basename}_NAME
 				cf_reldir="\${srcdir}"
 			fi
 
-			if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
+			if test -f "$srcdir/$cf_dir/$cf_dir.priv.h" ; then
 				cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
-			elif test -f $srcdir/$cf_dir/curses.priv.h; then
+			elif test -f "$srcdir/$cf_dir/curses.priv.h" ; then
 				cf_depend="$cf_depend $cf_reldir/curses.priv.h"
 			fi
 
@@ -28952,36 +30972,39 @@ eval cf_libname=\$${cf_map_lib_basename}_NAME
  			old_cf_suffix="$cf_suffix"
  			if test "$cf_cv_shlib_version_infix" = yes ; then
 			if test -n "$USE_LIB_SUFFIX" ; then
-				case $USE_LIB_SUFFIX in
+				case "$USE_LIB_SUFFIX" in
 				(tw*)
-					cf_libname=`echo $cf_libname | sed 's/tw'$EXTRA_SUFFIX'$//'`
-					cf_suffix=`echo $cf_suffix | sed 's/^tw'$EXTRA_SUFFIX'//'`
+					cf_libname=`echo "$cf_libname" | sed 's/tw'$EXTRA_SUFFIX'$//'`
+					cf_suffix=`echo "$cf_suffix" | sed 's/^tw'$EXTRA_SUFFIX'//'`
 					cf_dir_suffix=tw$EXTRA_SUFFIX
 					;;
 				(t*)
-					cf_libname=`echo $cf_libname | sed 's/t'$EXTRA_SUFFIX'$//'`
-					cf_suffix=`echo $cf_suffix | sed 's/^t'$EXTRA_SUFFIX'//'`
+					cf_libname=`echo "$cf_libname" | sed 's/t'$EXTRA_SUFFIX'$//'`
+					cf_suffix=`echo "$cf_suffix" | sed 's/^t'$EXTRA_SUFFIX'//'`
 					cf_dir_suffix=t$EXTRA_SUFFIX
 					;;
 				(w*)
-					cf_libname=`echo $cf_libname | sed 's/w'$EXTRA_SUFFIX'$//'`
-					cf_suffix=`echo $cf_suffix | sed 's/^w'$EXTRA_SUFFIX'//'`
+					cf_libname=`echo "$cf_libname" | sed 's/w'$EXTRA_SUFFIX'$//'`
+					cf_suffix=`echo "$cf_suffix" | sed 's/^w'$EXTRA_SUFFIX'//'`
 					cf_dir_suffix=w$EXTRA_SUFFIX
 					;;
 				(*)
-					cf_libname=`echo $cf_libname | sed 's/'$EXTRA_SUFFIX'$//'`
-					cf_suffix=`echo $cf_suffix | sed 's/^'$EXTRA_SUFFIX'//'`
+					cf_libname=`echo "$cf_libname" | sed 's/'$EXTRA_SUFFIX'$//'`
+					cf_suffix=`echo "$cf_suffix" | sed 's/^'$EXTRA_SUFFIX'//'`
 					cf_dir_suffix=$EXTRA_SUFFIX
 					;;
 				esac
 			fi
  			fi
 
-			$AWK -f $srcdir/mk-1st.awk \
+			$AWK -f "$srcdir/mk-1st.awk" \
 				name=${cf_libname}${cf_dir_suffix} \
 				traces=$LIB_TRACING \
 				MODEL=$cf_ITEM \
 				CXX_MODEL=$CXX_MODEL \
+				LIB_SUFFIX=$LIB_SUFFIX \
+				USE_LIB_SUFFIX=$USE_LIB_SUFFIX \
+				make_phony="${cf_cv_make_PHONY:-no}" \
 				model=$cf_subdir \
 				prefix=$cf_prefix \
 				suffix=$cf_suffix \
@@ -29001,16 +31024,16 @@ eval cf_libname=\$${cf_map_lib_basename}_NAME
 				depend="$cf_depend" \
 				host="$host" \
 				libtool_version="$LIBTOOL_VERSION" \
-				$srcdir/$cf_dir/modules >>$cf_dir/Makefile
+				"$srcdir/$cf_dir/modules" >>$cf_dir/Makefile
 
 			cf_suffix="$old_cf_suffix"
 
 			for cf_subdir2 in $cf_subdirs lib
 			do
-				test $cf_subdir = $cf_subdir2 && break
+				test "$cf_subdir" = "$cf_subdir2" && break
 			done
 			test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
-			$AWK -f $srcdir/mk-2nd.awk \
+			$AWK -f "$srcdir/mk-2nd.awk" \
 				name=$cf_dir \
 				traces=$LIB_TRACING \
 				MODEL=$cf_ITEM \
@@ -29020,53 +31043,76 @@ eval cf_libname=\$${cf_map_lib_basename}_NAME
 				echo=$WITH_ECHO \
 				crenames=$cf_cv_prog_CC_c_o \
 				cxxrenames=$cf_cv_prog_CXX_c_o \
-				$srcdir/$cf_dir/modules >>$cf_dir/Makefile
+				"$srcdir/$cf_dir/modules" >>$cf_dir/Makefile
 			cf_subdirs="$cf_subdirs $cf_subdir"
 			done
 		done
 	fi
 
-	echo '	cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} $@' >>Makefile
+	echo '	( cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} $@ )' >>Makefile
 done
 
+echo >> Makefile
+echo '# generated by CF_LIB_RULES' >> Makefile
+
+if test "x$cf_cv_make_PHONY" = xyes ; then
+	cat >> Makefile <<-CF_EOF
+
+	.PHONY :	libs
+	.PHONY :	lintlib
+	.PHONY :	install.includes
+	.PHONY :	uninstall.includes
+	.PHONY :	install.libs
+	.PHONY :	uninstall.libs
+CF_EOF
+fi
+
 for cf_dir in $SRC_SUBDIRS
 do
-	if test ! -d $srcdir/$cf_dir ; then
+	if test ! -d "$srcdir/$cf_dir" ; then
 		continue
 	fi
 
-	if test -f $cf_dir/Makefile ; then
+	if test -f "$cf_dir/Makefile" ; then
 		case "$cf_dir" in
 		(Ada95)
 			echo 'libs \' >> Makefile
 			echo 'install.libs \' >> Makefile
 			echo 'uninstall.libs ::' >> Makefile
-			echo '	cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} $@' >> Makefile
+			echo '	( cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} $@ )' >> Makefile
 			;;
 		esac
 	fi
 
-	if test -f $srcdir/$cf_dir/modules; then
+	if test -f "$srcdir/$cf_dir/modules" ; then
+
+		if test "x$cf_cv_make_PHONY" = xyes ; then
+			cat >> Makefile <<-CF_EOF
+
+			.PHONY :	install.$cf_dir
+			.PHONY :	uninstall.$cf_dir
+CF_EOF
+		fi
+
 		echo >> Makefile
-		if test -f $srcdir/$cf_dir/headers; then
+		if test -f "$srcdir/$cf_dir/headers" ; then
 cat >> Makefile <<CF_EOF
 install.includes \\
 uninstall.includes \\
 CF_EOF
 		fi
-if test "$cf_dir" != "c++" ; then
-echo 'lint \' >> Makefile
-fi
+
 cat >> Makefile <<CF_EOF
+lint \\
 libs \\
 lintlib \\
 install.libs \\
 uninstall.libs \\
 install.$cf_dir \\
 uninstall.$cf_dir ::
-	cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \$@
+	( cd "$cf_dir" && \${MAKE} \${TOP_MFLAGS} \$@ )
 CF_EOF
-	elif test -f $srcdir/$cf_dir/headers; then
+	elif test -f "$srcdir/$cf_dir/headers" ; then
 cat >> Makefile <<CF_EOF
 
 libs \\
@@ -29074,32 +31120,49 @@ install.libs \\
 uninstall.libs \\
 install.includes \\
 uninstall.includes ::
-	cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \$@
+	( cd "$cf_dir" && \${MAKE} \${TOP_MFLAGS} \$@ )
 CF_EOF
 fi
 done
 
+if test "x$cf_cv_make_PHONY" = xyes ; then
+	cat >> Makefile <<-CF_EOF
+
+	.PHONY :	install.data
+	.PHONY :	uninstall.data
+CF_EOF
+fi
+
 if test "x$cf_with_db_install" = xyes; then
 cat >> Makefile <<CF_EOF
 
 install.libs uninstall.libs \\
 install.data uninstall.data ::
-$MAKE_TERMINFO	cd misc && \${MAKE} \${TOP_MFLAGS} \$@
+$MAKE_TERMINFO	( cd misc && \${MAKE} \${TOP_MFLAGS} \$@ )
 CF_EOF
 else
 cat >> Makefile <<CF_EOF
 
 install.libs uninstall.libs ::
-	cd misc && \${MAKE} \${TOP_MFLAGS} \$@
+	( cd misc && \${MAKE} \${TOP_MFLAGS} \$@ )
 CF_EOF
 fi
 
 if test "x$cf_with_manpages" = xyes; then
+
+if test "x$cf_cv_make_PHONY" = xyes ; then
+	cat >> Makefile <<-CF_EOF
+
+	.PHONY :	install.man
+	.PHONY :	uninstall.man
+CF_EOF
+fi
+
 cat >> Makefile <<CF_EOF
 
 install.man \\
 uninstall.man ::
-	cd man && \${MAKE} \${TOP_MFLAGS} \$@
+	( cd man && \${MAKE} \${TOP_MFLAGS} \$@ )
 CF_EOF
 fi
 
@@ -29119,7 +31182,7 @@ cat >> Makefile <<CF_EOF
 
 install.man \\
 uninstall.man ::
-	cd tack && \${MAKE} \${TOP_MFLAGS} \$@
+	( cd tack && \${MAKE} \${TOP_MFLAGS} \$@ )
 CF_EOF
 fi
 fi
@@ -29146,12 +31209,12 @@ TMPSED=\${TMPDIR:-/tmp}/headers.sed\$\$
 echo installing \$SRC in \$DST
 CF_EOF
 
-if test $WITH_CURSES_H = yes; then
+if test "$WITH_CURSES_H" = yes; then
 	cat >>headers.sh <<CF_EOF
 case \$DST in
 (/*/include/*)
 	END=\`basename \$DST\`
-	for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
+	for i in \`cat \$REF/../*/headers |${FGREP-fgrep} -v "#"\`
 	do
 		NAME=\`basename \$i\`
 		echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
@@ -29168,7 +31231,7 @@ else
 case \$DST in
 (/*/include/*)
 	END=\`basename \$DST\`
-	for i in \`cat \$REF/../*/headers |fgrep -v "#"\`
+	for i in \`cat \$REF/../*/headers |${FGREP-fgrep} -v "#"\`
 	do
 		NAME=\`basename \$i\`
 		if test "\$NAME" = "curses.h"
@@ -29190,7 +31253,7 @@ rm -f \$TMPSRC
 sed -f \$TMPSED \$SRC > \$TMPSRC
 NAME=\`basename \$SRC\`
 CF_EOF
-if test $WITH_CURSES_H != yes; then
+if test "$WITH_CURSES_H" != yes; then
 	cat >>headers.sh <<CF_EOF
 test "\$NAME" = "curses.h" && NAME=ncurses.h
 CF_EOF
@@ -29207,19 +31270,26 @@ chmod 0755 headers.sh
 
 for cf_dir in $SRC_SUBDIRS
 do
-	if test ! -d $srcdir/$cf_dir ; then
+	if test ! -d "$srcdir/$cf_dir" ; then
 		continue
 	fi
 
-	if test -f $srcdir/$cf_dir/headers; then
-		$AWK -f $srcdir/mk-hdr.awk \
+	if test -f "$srcdir/$cf_dir/headers" ; then
+		$AWK -f "$srcdir/mk-hdr.awk" \
 			subset="$LIB_SUBSETS" \
 			compat="$WITH_CURSES_H" \
-			$srcdir/$cf_dir/headers >>$cf_dir/Makefile
+			"$srcdir/$cf_dir/headers" >>$cf_dir/Makefile
 	fi
 
-	if test -f $srcdir/$cf_dir/modules; then
+	if test -f "$srcdir/$cf_dir/modules" ; then
 		if test "$cf_dir" != "c++" ; then
+			if test "x$cf_cv_make_PHONY" = xyes ; then
+				cat >> $cf_dir/Makefile <<-CF_EOF
+
+				.PHONY :	depend
+CF_EOF
+			fi
+
 			cat >>$cf_dir/Makefile <<"CF_EOF"
 depend : ${AUTO_SRC}
 	makedepend -- ${CPPFLAGS} -- ${C_SRC}
@@ -29230,9 +31300,16 @@ CF_EOF
 	fi
 done
 
+if test "$MANPAGE_RENAMES" != no ; then
+	# Construct a sed-script to perform renaming within man-pages
+	test -n "$verbose" && echo "creating edit_man.sed"
+	test ! -d man && mkdir man
+	FGREP="${FGREP-grep -F}" $SHELL "$srcdir/man/make_sed.sh" "$MANPAGE_RENAMES" >./edit_man.sed
+fi
+
 if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = "xyes"; then
 if test -z "$USE_OLD_MAKERULES" ; then
-	$AWK -f $srcdir/Ada95/mk-1st.awk <$srcdir/Ada95/src/modules >>Ada95/src/Makefile
+	$AWK -f "$srcdir/Ada95/mk-1st.awk" <"$srcdir/Ada95/src/modules" >>Ada95/src/Makefile
 fi
 fi
  ;;
@@ -29240,11 +31317,11 @@ fi
 done
 EOF
 
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 
 { (exit 0); exit 0; }
 EOF
-chmod +x $CONFIG_STATUS
+chmod +x "$CONFIG_STATUS"
 ac_clean_files=$ac_clean_files_save
 
 # configure is writing to config.log, and then calls config.status.
@@ -29258,10 +31335,10 @@ ac_clean_files=$ac_clean_files_save
 if test "$no_create" != yes; then
   ac_cs_success=:
   exec 5>/dev/null
-  $SHELL $CONFIG_STATUS || ac_cs_success=false
+  $SHELL "$CONFIG_STATUS" || ac_cs_success=false
   exec 5>>config.log
   # Use ||, not &&, to avoid exiting from the if with $? = 1, which
   # would make configure fail if this is the last instruction.
-  $ac_cs_success || { (exit 1); exit 1; }
+  "$ac_cs_success" || { (exit 1); exit 1; }
 fi
 ${MAKE:-make} preinstall