X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=test%2Fconfigure;h=daf8091346a681ff1f29dfeda5eb65ef23faf19c;hp=4f508d7298d133b310963b69a99d8afd12088227;hb=6830dca51a4e50d41e7bd114bdbaa857b42a46f4;hpb=1f7a36fe16b11bb4aab51be89bbc1b0f75936b78

diff --git a/test/configure b/test/configure
index 4f508d72..daf80913 100755
--- a/test/configure
+++ b/test/configure
@@ -1,7 +1,8 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by Autoconf 2.52.20200802.
+# Generated by Autoconf 2.52.20210105.
 #
+# Copyright 2003-2020,2021	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
@@ -59,9 +60,9 @@ 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.
@@ -96,13 +97,14 @@ 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.c"
 
@@ -167,7 +169,7 @@ 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 ;;
@@ -208,7 +210,7 @@ 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-*)
@@ -217,8 +219,8 @@ 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
@@ -408,8 +410,8 @@ 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
@@ -421,7 +423,7 @@ 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)
@@ -455,21 +457,21 @@ 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 $ac_option" >&2
    { (exit 1); exit 1; }; }
 fi
@@ -477,8 +479,8 @@ fi
 # Be sure to have absolute paths.
 for ac_var in exec_prefix prefix
 do
-  eval ac_val=$`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: $ac_val" >&2
    { (exit 1); exit 1; }; };;
@@ -489,8 +491,8 @@ done
 for ac_var in bindir sbindir libexecdir datarootdir datadir sysconfdir sharedstatedir \
               localstatedir libdir includedir oldincludedir infodir mandir
 do
-  eval ac_val=$`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: $ac_val" >&2
    { (exit 1); exit 1; }; };;
@@ -527,13 +529,13 @@ if test -z "$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; }; }
@@ -667,6 +669,7 @@ Optional Packages:
 
 General Options:
   --disable-stripping     do not strip (debug info) installed executables
+  --enable-stdnoreturn    enable C11 _Noreturn feature for diagnostics
   --enable-string-hacks   work around bogus compiler/loader warnings
   --with-pkg-config{=path} enable/disable use of pkg-config
   --disable-echo          do not display "compiling" commands
@@ -719,42 +722,43 @@ 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 2003-2020,2021	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
@@ -768,7 +772,7 @@ 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 2.52.20210105.  Invocation command line was
 
   $ $0 $@
 
@@ -815,7 +819,7 @@ 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 \
@@ -872,7 +876,7 @@ 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
 
@@ -892,7 +896,7 @@ 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:895: loading site script $ac_site_file" >&5
+    { echo "$as_me:899: loading site script $ac_site_file" >&5
 echo "$as_me: loading site script $ac_site_file" >&6;}
     cat "$ac_site_file" >&5
     . "$ac_site_file"
@@ -903,7 +907,7 @@ if test -r "$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:906: loading cache $cache_file" >&5
+    { echo "$as_me:910: loading cache $cache_file" >&5
 echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . $cache_file;;
@@ -911,7 +915,7 @@ echo "$as_me: loading cache $cache_file" >&6;}
     esac
   fi
 else
-  { echo "$as_me:914: creating cache $cache_file" >&5
+  { echo "$as_me:918: creating cache $cache_file" >&5
 echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
@@ -925,23 +929,23 @@ 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 "$as_me:930: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+      { echo "$as_me:934: 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:934: error: \`$ac_var' was not set in the previous run" >&5
+      { echo "$as_me:938: 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:940: error: \`$ac_var' has changed since the previous run:" >&5
+        { echo "$as_me:944: 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:942:   former value:  $ac_old_val" >&5
+        { echo "$as_me:946:   former value:  $ac_old_val" >&5
 echo "$as_me:   former value:  $ac_old_val" >&2;}
-        { echo "$as_me:944:   current value: $ac_new_val" >&5
+        { echo "$as_me:948:   current value: $ac_new_val" >&5
 echo "$as_me:   current value: $ac_new_val" >&2;}
         ac_cache_corrupted=:
       fi;;
@@ -949,7 +953,7 @@ echo "$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'"
@@ -959,35 +963,43 @@ echo "$as_me:   current value: $ac_new_val" >&2;}
     esac
   fi
 done
-if $ac_cache_corrupted; then
-  { echo "$as_me:963: error: changes in the environment can compromise the build" >&5
+if "$ac_cache_corrupted"; then
+  { echo "$as_me:967: 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:965: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
+  { { echo "$as_me:969: 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:986: PATH=\".;.\"; conftest.sh") >&5
+if { (echo "$as_me:998: PATH=\".;.\"; conftest.sh") >&5
   (PATH=".;."; conftest.sh) 2>&5
   ac_status=$?
-  echo "$as_me:989: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1001: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
   ac_path_separator=';'
 else
   ac_path_separator=:
@@ -1003,22 +1015,22 @@ test -f config.sub || ( test -f ../config.sub && cp ../config.sub ./ )
 
 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:1021: error: cannot find install-sh or install.sh in $srcdir $srcdir/.. $srcdir/../.." >&5
+  { { echo "$as_me:1033: 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/.. $srcdir/../.." >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1028,11 +1040,11 @@ ac_configure="$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:1031: error: cannot run $ac_config_sub" >&5
+  { { echo "$as_me:1043: error: cannot run $ac_config_sub" >&5
 echo "$as_me: error: cannot run $ac_config_sub" >&2;}
    { (exit 1); exit 1; }; }
 
-echo "$as_me:1035: checking build system type" >&5
+echo "$as_me:1047: 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) $ECHO_C" >&6
@@ -1041,24 +1053,24 @@ else
 test -z "$ac_cv_build_alias" &&
   ac_cv_build_alias=`$ac_config_guess`
 test -z "$ac_cv_build_alias" &&
-  { { echo "$as_me:1044: error: cannot guess build type; you must specify one" >&5
+  { { echo "$as_me:1056: 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:1048: error: $ac_config_sub $ac_cv_build_alias failed." >&5
+ac_cv_build=`$ac_config_sub "$ac_cv_build_alias"` ||
+  { { echo "$as_me:1060: 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:1053: result: $ac_cv_build" >&5
+echo "$as_me:1065: 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/'`
 
-if test -f $srcdir/config.guess || test -f $ac_aux_dir/config.guess ; then
-	echo "$as_me:1061: checking host system type" >&5
+if test -f "$srcdir/config.guess" || test -f "$ac_aux_dir/config.guess" ; then
+	echo "$as_me:1073: 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) $ECHO_C" >&6
@@ -1066,18 +1078,18 @@ else
   ac_cv_host_alias=$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:1070: error: $ac_config_sub $ac_cv_host_alias failed" >&5
+ac_cv_host=`$ac_config_sub "$ac_cv_host_alias"` ||
+  { { echo "$as_me:1082: 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:1075: result: $ac_cv_host" >&5
+echo "$as_me:1087: 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/'`
 
 	system_name="$host_os"
 else
@@ -1098,13 +1110,13 @@ else
 fi
 
 test -z "$system_name" && system_name="$cf_cv_system_name"
-test -n "$cf_cv_system_name" && echo "$as_me:1101: result: Configuring for $cf_cv_system_name" >&5
+test -n "$cf_cv_system_name" && echo "$as_me:1113: 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 "$as_me:1105: result: Cached system name ($system_name) does not agree with actual ($cf_cv_system_name)" >&5
+	echo "$as_me:1117: 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:1107: error: \"Please remove config.cache and try again.\"" >&5
+	{ { echo "$as_me:1119: error: \"Please remove config.cache and try again.\"" >&5
 echo "$as_me: error: \"Please remove config.cache and try again.\"" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -1122,7 +1134,7 @@ _ACEOF
 program_transform_name=`echo $program_transform_name | sed -f conftest.sed`
 rm conftest.sed
 
-echo "$as_me:1125: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "$as_me:1137: 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
@@ -1142,25 +1154,25 @@ fi
 rm -f conftest.make
 fi
 if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
-  echo "$as_me:1145: result: yes" >&5
+  echo "$as_me:1157: result: yes" >&5
 echo "${ECHO_T}yes" >&6
   SET_MAKE=
 else
-  echo "$as_me:1149: result: no" >&5
+  echo "$as_me:1161: result: no" >&5
 echo "${ECHO_T}no" >&6
   SET_MAKE="MAKE=${MAKE-make}"
 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 "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-echo "$as_me:1163: checking for $ac_word" >&5
+echo "$as_me:1175: 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
@@ -1175,7 +1187,7 @@ 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}gcc"
-echo "$as_me:1178: found $ac_dir/$ac_word" >&5
+echo "$as_me:1190: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1183,10 +1195,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1186: result: $CC" >&5
+  echo "$as_me:1198: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1189: result: no" >&5
+  echo "$as_me:1201: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1195,7 +1207,7 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-echo "$as_me:1198: checking for $ac_word" >&5
+echo "$as_me:1210: 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
@@ -1210,7 +1222,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_CC="gcc"
-echo "$as_me:1213: found $ac_dir/$ac_word" >&5
+echo "$as_me:1225: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1218,10 +1230,10 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1221: result: $ac_ct_CC" >&5
+  echo "$as_me:1233: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1224: result: no" >&5
+  echo "$as_me:1236: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1234,7 +1246,7 @@ if test -z "$CC"; then
   if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-echo "$as_me:1237: checking for $ac_word" >&5
+echo "$as_me:1249: 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
@@ -1249,7 +1261,7 @@ 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}cc"
-echo "$as_me:1252: found $ac_dir/$ac_word" >&5
+echo "$as_me:1264: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1257,10 +1269,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1260: result: $CC" >&5
+  echo "$as_me:1272: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1263: result: no" >&5
+  echo "$as_me:1275: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1269,7 +1281,7 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-echo "$as_me:1272: checking for $ac_word" >&5
+echo "$as_me:1284: 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
@@ -1284,7 +1296,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_CC="cc"
-echo "$as_me:1287: found $ac_dir/$ac_word" >&5
+echo "$as_me:1299: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1292,10 +1304,10 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1295: result: $ac_ct_CC" >&5
+  echo "$as_me:1307: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1298: result: no" >&5
+  echo "$as_me:1310: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1308,7 +1320,7 @@ fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-echo "$as_me:1311: checking for $ac_word" >&5
+echo "$as_me:1323: 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) $ECHO_C" >&6
@@ -1328,11 +1340,11 @@ if test "$ac_dir/$ac_word" = "/usr/ucb/cc"; then
   continue
 fi
 ac_cv_prog_CC="cc"
-echo "$as_me:1331: found $ac_dir/$ac_word" >&5
+echo "$as_me:1343: found $ac_dir/$ac_word" >&5
 break
 done
 
-if test $ac_prog_rejected = yes; then
+if test "$ac_prog_rejected" = yes; then
   # We found a bogon in the path, so make sure we never use it.
   set dummy $ac_cv_prog_CC
   shift
@@ -1350,10 +1362,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1353: result: $CC" >&5
+  echo "$as_me:1365: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1356: result: no" >&5
+  echo "$as_me:1368: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1364,7 +1376,7 @@ if test -z "$CC"; then
   do
     # Extract the first word of "$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:1367: checking for $ac_word" >&5
+echo "$as_me:1379: 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
@@ -1379,7 +1391,7 @@ 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:1382: found $ac_dir/$ac_word" >&5
+echo "$as_me:1394: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1387,10 +1399,10 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:1390: result: $CC" >&5
+  echo "$as_me:1402: result: $CC" >&5
 echo "${ECHO_T}$CC" >&6
 else
-  echo "$as_me:1393: result: no" >&5
+  echo "$as_me:1405: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1403,7 +1415,7 @@ 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:1406: checking for $ac_word" >&5
+echo "$as_me:1418: 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
@@ -1418,7 +1430,7 @@ 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:1421: found $ac_dir/$ac_word" >&5
+echo "$as_me:1433: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -1426,10 +1438,10 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:1429: result: $ac_ct_CC" >&5
+  echo "$as_me:1441: result: $ac_ct_CC" >&5
 echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  echo "$as_me:1432: result: no" >&5
+  echo "$as_me:1444: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -1441,32 +1453,32 @@ fi
 
 fi
 
-test -z "$CC" && { { echo "$as_me:1444: error: no acceptable cc found in \$PATH" >&5
+test -z "$CC" && { { echo "$as_me:1456: 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 "$as_me:1449:" \
+echo "$as_me:1461:" \
      "checking for C compiler version" >&5
-ac_compiler=`set X $ac_compile; echo $2`
-{ (eval echo "$as_me:1452: \"$ac_compiler --version </dev/null >&5\"") >&5
+ac_compiler=`set X $ac_compile; echo "$2"`
+{ (eval echo "$as_me:1464: \"$ac_compiler --version </dev/null >&5\"") >&5
   (eval $ac_compiler --version </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1455: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:1457: \"$ac_compiler -v </dev/null >&5\"") >&5
+  echo "$as_me:1467: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
+{ (eval echo "$as_me:1469: \"$ac_compiler -v </dev/null >&5\"") >&5
   (eval $ac_compiler -v </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1460: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:1462: \"$ac_compiler -V </dev/null >&5\"") >&5
+  echo "$as_me:1472: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
+{ (eval echo "$as_me:1474: \"$ac_compiler -V </dev/null >&5\"") >&5
   (eval $ac_compiler -V </dev/null >&5) 2>&5
   ac_status=$?
-  echo "$as_me:1465: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:1477: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 1469 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 1481 "configure"
 #include "confdefs.h"
 
 int
@@ -1482,14 +1494,14 @@ 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:1485: checking for C compiler default output" >&5
+echo "$as_me:1497: 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 "$as_me:1488: \"$ac_link_default\"") >&5
+ac_link_default=`echo "$ac_link" | sed 's/ -o *"conftest[^"]*"//'`
+if { (eval echo "$as_me:1500: \"$ac_link_default\"") >&5
   (eval $ac_link_default) 2>&5
   ac_status=$?
-  echo "$as_me:1491: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1503: \$? = $ac_status" >&5
+  (exit "$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.
@@ -1510,35 +1522,35 @@ 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 "$as_me:1514: error: C compiler cannot create executables" >&5
+cat "conftest.$ac_ext" >&5
+{ { echo "$as_me:1526: error: C compiler cannot create executables" >&5
 echo "$as_me: error: C compiler cannot create executables" >&2;}
    { (exit 77); exit 77; }; }
 fi
 
 ac_exeext=$ac_cv_exeext
-echo "$as_me:1520: result: $ac_file" >&5
+echo "$as_me:1532: 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 "$as_me:1525: checking whether the C compiler works" >&5
+echo "$as_me:1537: 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:1531: \"$ac_try\"") >&5
+  { (eval echo "$as_me:1543: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1534: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1546: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { echo "$as_me:1541: error: cannot run C compiled programs.
+	{ { echo "$as_me:1553: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'." >&5
 echo "$as_me: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'." >&2;}
@@ -1546,25 +1558,25 @@ If you meant to cross compile, use \`--host'." >&2;}
     fi
   fi
 fi
-echo "$as_me:1549: result: yes" >&5
+echo "$as_me:1561: 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:1556: checking whether we are cross compiling" >&5
+echo "$as_me:1568: checking whether we are cross compiling" >&5
 echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
-echo "$as_me:1558: result: $cross_compiling" >&5
+echo "$as_me:1570: result: $cross_compiling" >&5
 echo "${ECHO_T}$cross_compiling" >&6
 
-echo "$as_me:1561: checking for executable suffix" >&5
+echo "$as_me:1573: checking for executable suffix" >&5
 echo $ECHO_N "checking for executable suffix... $ECHO_C" >&6
-if { (eval echo "$as_me:1563: \"$ac_link\"") >&5
+if { (eval echo "$as_me:1575: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:1566: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1578: \$? = $ac_status" >&5
+  (exit "$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
@@ -1579,25 +1591,25 @@ for ac_file in `(ls conftest.exe; ls conftest; ls conftest.*) 2>/dev/null`; do
   esac
 done
 else
-  { { echo "$as_me:1582: error: cannot compute EXEEXT: cannot compile and link" >&5
+  { { echo "$as_me:1594: 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:1588: result: $ac_cv_exeext" >&5
+rm -f "conftest$ac_cv_exeext"
+echo "$as_me:1600: 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 "$as_me:1594: checking for object suffix" >&5
+echo "$as_me:1606: 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 1600 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1612 "configure"
 #include "confdefs.h"
 
 int
@@ -1609,11 +1621,11 @@ main (void)
 }
 _ACEOF
 rm -f conftest.o conftest.obj
-if { (eval echo "$as_me:1612: \"$ac_compile\"") >&5
+if { (eval echo "$as_me:1624: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1615: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  echo "$as_me:1627: \$? = $ac_status" >&5
+  (exit "$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 ) ;;
@@ -1623,25 +1635,25 @@ if { (eval echo "$as_me:1612: \"$ac_compile\"") >&5
 done
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-{ { echo "$as_me:1627: error: cannot compute OBJEXT: cannot compile" >&5
+cat "conftest.$ac_ext" >&5
+{ { echo "$as_me:1639: error: cannot compute OBJEXT: cannot compile" >&5
 echo "$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:1634: result: $ac_cv_objext" >&5
+echo "$as_me:1646: result: $ac_cv_objext" >&5
 echo "${ECHO_T}$ac_cv_objext" >&6
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-echo "$as_me:1638: checking whether we are using the GNU C compiler" >&5
+echo "$as_me:1650: 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 1644 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1656 "configure"
 #include "confdefs.h"
 
 int
@@ -1655,41 +1667,41 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1659: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1671: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1662: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1665: \"$ac_try\"") >&5
+  echo "$as_me:1674: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1677: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1668: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1680: \$? = $ac_status" >&5
+  (exit "$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:1680: result: $ac_cv_c_compiler_gnu" >&5
+echo "$as_me:1692: 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:1686: checking whether $CC accepts -g" >&5
+echo "$as_me:1698: 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 1692 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1704 "configure"
 #include "confdefs.h"
 
 int
@@ -1700,27 +1712,27 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1704: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1716: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1707: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1710: \"$ac_try\"") >&5
+  echo "$as_me:1719: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1722: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1713: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1725: \$? = $ac_status" >&5
+  (exit "$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:1723: result: $ac_cv_prog_cc_g" >&5
+echo "$as_me:1735: result: $ac_cv_prog_cc_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
 if test "$ac_test_CFLAGS" = set; then
   CFLAGS=$ac_save_CFLAGS
@@ -1741,23 +1753,23 @@ fi
 # in C++ we need to declare it.  In case someone uses the same compiler
 # for both compiling C and C++ we need to have the C++ compiler decide
 # the declaration of exit, since it's the most demanding environment.
-cat >conftest.$ac_ext <<_ACEOF
+cat >"conftest.$ac_ext" <<_ACEOF
 #ifndef __cplusplus
   choke me
 #endif
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1750: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1762: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1753: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1756: \"$ac_try\"") >&5
+  echo "$as_me:1765: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1768: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1759: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1771: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   for ac_declaration in \
    ''\
    '#include <stdlib.h>' \
@@ -1767,8 +1779,8 @@ if { (eval echo "$as_me:1750: \"$ac_compile\"") >&5
    'extern "C" void exit (int);' \
    'void exit (int);'
 do
-  cat >conftest.$ac_ext <<_ACEOF
-#line 1771 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1783 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 $ac_declaration
@@ -1780,27 +1792,27 @@ exit (42);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1784: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1796: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1787: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1790: \"$ac_try\"") >&5
+  echo "$as_me:1799: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1802: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1793: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1805: \$? = $ac_status" >&5
+  (exit "$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 1803 "configure"
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 1815 "configure"
 #include "confdefs.h"
 $ac_declaration
 int
@@ -1811,65 +1823,65 @@ exit (42);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1815: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1827: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1818: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1821: \"$ac_try\"") >&5
+  echo "$as_me:1830: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1833: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1824: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1836: \$? = $ac_status" >&5
+  (exit "$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:1854: checking version of $CC" >&5
+	echo "$as_me:1866: 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,$d' -e 's/^.*(GCC[^)]*) //' -e 's/^.*(Debian[^)]*) //' -e 's/^[^0-9.]*//' -e 's/[^0-9.].*//'`"
 	test -z "$GCC_VERSION" && GCC_VERSION=unknown
-	echo "$as_me:1858: result: $GCC_VERSION" >&5
+	echo "$as_me:1870: 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 "$as_me:1867: checking if this is really Intel C compiler" >&5
+		echo "$as_me:1879: 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 1872 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 1884 "configure"
 #include "confdefs.h"
 
 int
@@ -1885,28 +1897,28 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1889: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1901: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1892: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1895: \"$ac_try\"") >&5
+  echo "$as_me:1904: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1907: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1898: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1910: \$? = $ac_status" >&5
+  (exit "$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:1909: result: $INTEL_COMPILER" >&5
+		echo "$as_me:1921: result: $INTEL_COMPILER" >&5
 echo "${ECHO_T}$INTEL_COMPILER" >&6
 		;;
 	esac
@@ -1915,12 +1927,11 @@ fi
 CLANG_COMPILER=no
 
 if test "$GCC" = yes ; then
-	echo "$as_me:1918: checking if this is really Clang C compiler" >&5
+	echo "$as_me:1930: 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 1923 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 1934 "configure"
 #include "confdefs.h"
 
 int
@@ -1936,47 +1947,116 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:1940: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:1951: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:1943: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:1946: \"$ac_try\"") >&5
+  echo "$as_me:1954: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:1957: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:1949: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:1960: \$? = $ac_status" >&5
+  (exit "$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:1960: result: $CLANG_COMPILER" >&5
+	echo "$as_me:1970: 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:1979: 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:1986: 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:1990: 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:1997: 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 2002 "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 "$as_me:2016: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:2019: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:2022: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:2025: \$? = $ac_status" >&5
+  (exit "$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:2036: 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}:2042: 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:1971: checking for $CC option to accept ANSI C" >&5
+echo "$as_me:2051: 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.$ac_ext <<_ACEOF
-#line 1979 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 2059 "configure"
 #include "confdefs.h"
 #include <stdarg.h>
 #include <stdio.h>
@@ -2024,51 +2104,51 @@ _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 "$as_me:2028: \"$ac_compile\"") >&5
+  rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2108: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2031: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2034: \"$ac_try\"") >&5
+  echo "$as_me:2111: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2114: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2037: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2117: \$? = $ac_status" >&5
+  (exit "$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:2054: result: none needed" >&5
+    echo "$as_me:2134: result: none needed" >&5
 echo "${ECHO_T}none needed" >&6 ;;
   *)
-    echo "$as_me:2057: result: $ac_cv_prog_cc_stdc" >&5
+    echo "$as_me:2137: 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 "$as_me:2065: checking \$CFLAGS variable" >&5
+echo "$as_me:2145: checking \$CFLAGS variable" >&5
 echo $ECHO_N "checking \$CFLAGS variable... $ECHO_C" >&6
 case "x$CFLAGS" in
 (*-[IUD]*)
-	echo "$as_me:2069: result: broken" >&5
+	echo "$as_me:2149: result: broken" >&5
 echo "${ECHO_T}broken" >&6
-	{ echo "$as_me:2071: WARNING: your environment uses the CFLAGS variable to hold CPPFLAGS options" >&5
+	{ echo "$as_me:2151: WARNING: your environment uses the CFLAGS variable to hold CPPFLAGS options" >&5
 echo "$as_me: WARNING: your environment uses the CFLAGS variable to hold CPPFLAGS options" >&2;}
 	cf_flags="$CFLAGS"
 	CFLAGS=
@@ -2082,19 +2162,19 @@ 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"
@@ -2113,7 +2193,7 @@ 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/=.*//'`
 
@@ -2143,7 +2223,7 @@ 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 "${cf_tst_cflags}" \
@@ -2176,18 +2256,18 @@ fi
 	done
 	;;
 (*)
-	echo "$as_me:2179: result: ok" >&5
+	echo "$as_me:2259: result: ok" >&5
 echo "${ECHO_T}ok" >&6
 	;;
 esac
 
-echo "$as_me:2184: checking \$CC variable" >&5
+echo "$as_me:2264: checking \$CC variable" >&5
 echo $ECHO_N "checking \$CC variable... $ECHO_C" >&6
 case "$CC" in
 (*[\ \	]-*)
-	echo "$as_me:2188: result: broken" >&5
+	echo "$as_me:2268: result: broken" >&5
 echo "${ECHO_T}broken" >&6
-	{ echo "$as_me:2190: WARNING: your environment uses the CC variable to hold CFLAGS/CPPFLAGS options" >&5
+	{ echo "$as_me:2270: WARNING: your environment uses the CC variable to hold CFLAGS/CPPFLAGS options" >&5
 echo "$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/[ ]*[ ]-[^ ].*//'`
@@ -2205,19 +2285,19 @@ 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"
@@ -2236,7 +2316,7 @@ 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/=.*//'`
 
@@ -2266,7 +2346,7 @@ 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 "${cf_tst_cflags}" \
@@ -2304,32 +2384,32 @@ fi
 	done
 	test -n "$verbose" && echo "	resulting CC: '$CC'" 1>&6
 
-echo "${as_me:-configure}:2307: testing resulting CC: '$CC' ..." 1>&5
+echo "${as_me:-configure}:2387: testing resulting CC: '$CC' ..." 1>&5
 
 	test -n "$verbose" && echo "	resulting CFLAGS: '$CFLAGS'" 1>&6
 
-echo "${as_me:-configure}:2311: testing resulting CFLAGS: '$CFLAGS' ..." 1>&5
+echo "${as_me:-configure}:2391: testing resulting CFLAGS: '$CFLAGS' ..." 1>&5
 
 	test -n "$verbose" && echo "	resulting CPPFLAGS: '$CPPFLAGS'" 1>&6
 
-echo "${as_me:-configure}:2315: testing resulting CPPFLAGS: '$CPPFLAGS' ..." 1>&5
+echo "${as_me:-configure}:2395: testing resulting CPPFLAGS: '$CPPFLAGS' ..." 1>&5
 
 	;;
 (*)
-	echo "$as_me:2319: result: ok" >&5
+	echo "$as_me:2399: result: ok" >&5
 echo "${ECHO_T}ok" >&6
 	;;
 esac
 
-echo "$as_me:2324: checking for inline" >&5
+echo "$as_me:2404: 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) $ECHO_C" >&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2332 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2412 "configure"
 #include "confdefs.h"
 #ifndef __cplusplus
 static $ac_kw int static_foo () {return 0; }
@@ -2337,28 +2417,28 @@ $ac_kw int foo () {return 0; }
 #endif
 
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:2341: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:2421: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:2344: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:2347: \"$ac_try\"") >&5
+  echo "$as_me:2424: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:2427: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:2350: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:2430: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_c_inline=$ac_kw; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$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:2361: result: $ac_cv_c_inline" >&5
+echo "$as_me:2441: result: $ac_cv_c_inline" >&5
 echo "${ECHO_T}$ac_cv_c_inline" >&6
 case $ac_cv_c_inline in
   inline | yes) ;;
@@ -2373,13 +2453,111 @@ EOF
  ;;
 esac
 
+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:2460: 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:2475: found $ac_dir/$ac_word" >&5
+break
+done
+
+fi
+fi
+GREP=$ac_cv_prog_GREP
+if test -n "$GREP"; then
+  echo "$as_me:2483: result: $GREP" >&5
+echo "${ECHO_T}$GREP" >&6
+else
+  echo "$as_me:2486: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$GREP" && break
+done
+test -n "$GREP" || GREP=": "
+
+echo "$as_me:2494: checking for egrep" >&5
+echo $ECHO_N "checking for egrep... $ECHO_C" >&6
+if test "${ac_cv_path_EGREP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$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:2506: 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:2523: found $ac_dir/$ac_word" >&5
+   break
+fi
+done
+
+  ;;
+esac
+fi
+EGREP=$ac_cv_path_EGREP
+
+if test -n "$EGREP"; then
+  echo "$as_me:2534: result: $EGREP" >&5
+echo "${ECHO_T}$EGREP" >&6
+else
+  echo "$as_me:2537: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  test -n "$EGREP" && break
+done
+test -n "$EGREP" || EGREP=": "
+
+     test "x$ac_cv_path_EGREP" = "x:" && { { echo "$as_me:2545: error: cannot find workable egrep" >&5
+echo "$as_me: error: cannot find workable egrep" >&2;}
+   { (exit 1); exit 1; }; }
+   fi
+fi
+echo "$as_me:2550: result: $ac_cv_path_EGREP" >&5
+echo "${ECHO_T}$ac_cv_path_EGREP" >&6
+ EGREP="$ac_cv_path_EGREP"
+
 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 "$as_me:2382: checking how to run the C preprocessor" >&5
+ac_main_return="return"
+echo "$as_me:2560: 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 "$CPP"; then
@@ -2399,20 +2577,20 @@ do
   # with a fresh cross-compiler works.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2403 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2581 "configure"
 #include "confdefs.h"
 #include <assert.h>
                      Syntax error
 _ACEOF
-if { (eval echo "$as_me:2408: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2586: \"$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:2414: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2592: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2425,27 +2603,27 @@ if test -z "$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.$ac_ext <<_ACEOF
-#line 2437 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2615 "configure"
 #include "confdefs.h"
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:2441: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2619: \"$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:2447: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2625: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2459,16 +2637,16 @@ if test -z "$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 $ac_preproc_ok; then
   break
 fi
@@ -2481,7 +2659,7 @@ fi
 else
   ac_cv_prog_CPP=$CPP
 fi
-echo "$as_me:2484: result: $CPP" >&5
+echo "$as_me:2662: result: $CPP" >&5
 echo "${ECHO_T}$CPP" >&6
 ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
@@ -2490,20 +2668,20 @@ do
   # with a fresh cross-compiler works.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 2494 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2672 "configure"
 #include "confdefs.h"
 #include <assert.h>
                      Syntax error
 _ACEOF
-if { (eval echo "$as_me:2499: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2677: \"$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:2505: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2683: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2516,27 +2694,27 @@ if test -z "$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.$ac_ext <<_ACEOF
-#line 2528 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 2706 "configure"
 #include "confdefs.h"
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:2532: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:2710: \"$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:2538: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:2716: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -2550,36 +2728,36 @@ if test -z "$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:2566: error: C preprocessor \"$CPP\" fails sanity check" >&5
+  { { echo "$as_me:2744: 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"
 
 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:2582: checking for $ac_word" >&5
+echo "$as_me:2760: 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
@@ -2594,7 +2772,7 @@ 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:2597: found $ac_dir/$ac_word" >&5
+echo "$as_me:2775: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -2602,10 +2780,10 @@ fi
 fi
 AWK=$ac_cv_prog_AWK
 if test -n "$AWK"; then
-  echo "$as_me:2605: result: $AWK" >&5
+  echo "$as_me:2783: result: $AWK" >&5
 echo "${ECHO_T}$AWK" >&6
 else
-  echo "$as_me:2608: result: no" >&5
+  echo "$as_me:2786: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2624,7 +2802,7 @@ done
 # 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 "$as_me:2627: checking for a BSD compatible install" >&5
+echo "$as_me:2805: 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 "${ac_cv_path_install+set}" = set; then
@@ -2673,7 +2851,7 @@ fi
     INSTALL=$ac_install_sh
   fi
 fi
-echo "$as_me:2676: result: $INSTALL" >&5
+echo "$as_me:2854: result: $INSTALL" >&5
 echo "${ECHO_T}$INSTALL" >&6
 
 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
@@ -2688,13 +2866,13 @@ 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
 
-echo "$as_me:2697: checking if you want to install stripped executables" >&5
+echo "$as_me:2875: 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.
@@ -2702,33 +2880,33 @@ 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:2714: result: $with_stripping" >&5
-echo "${ECHO_T}$with_stripping" >&6
+echo "$as_me:2892: 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:2725: checking if install accepts -p option" >&5
+: "${INSTALL:=install}"
+echo "$as_me:2903: 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
@@ -2750,13 +2928,13 @@ else
 	else
 		cf_cv_install_p=no
 	fi
-	rm -rf conftest*
+	rm -rf ./conftest*
 
 fi
-echo "$as_me:2756: result: $cf_cv_install_p" >&5
+echo "$as_me:2934: result: $cf_cv_install_p" >&5
 echo "${ECHO_T}$cf_cv_install_p" >&6
 
-echo "$as_me:2759: checking if install needs to be told about ownership" >&5
+echo "$as_me:2937: 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)
@@ -2767,11 +2945,11 @@ case `$ac_config_guess` in
 	;;
 esac
 
-echo "$as_me:2770: result: $with_install_o" >&5
+echo "$as_me:2948: 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
@@ -2780,7 +2958,7 @@ 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:2783: checking for $ac_word" >&5
+echo "$as_me:2961: 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
@@ -2795,7 +2973,7 @@ 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:2798: found $ac_dir/$ac_word" >&5
+echo "$as_me:2976: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -2803,10 +2981,10 @@ fi
 fi
 LINT=$ac_cv_prog_LINT
 if test -n "$LINT"; then
-  echo "$as_me:2806: result: $LINT" >&5
+  echo "$as_me:2984: result: $LINT" >&5
 echo "${ECHO_T}$LINT" >&6
 else
-  echo "$as_me:2809: result: no" >&5
+  echo "$as_me:2987: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2819,15 +2997,15 @@ case "x$LINT" in
 	;;
 esac
 
-echo "$as_me:2822: checking if filesystem supports mixed-case filenames" >&5
+echo "$as_me:3000: 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
 		;;
 	(*)
@@ -2846,7 +3024,7 @@ else
 fi
 
 fi
-echo "$as_me:2849: result: $cf_cv_mixedcase" >&5
+echo "$as_me:3027: result: $cf_cv_mixedcase" >&5
 echo "${ECHO_T}$cf_cv_mixedcase" >&6
 test "$cf_cv_mixedcase" = yes &&
 cat >>confdefs.h <<\EOF
@@ -2857,7 +3035,7 @@ 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:2860: checking for $ac_word" >&5
+echo "$as_me:3038: 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
@@ -2872,7 +3050,7 @@ 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:2875: found $ac_dir/$ac_word" >&5
+echo "$as_me:3053: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -2880,10 +3058,10 @@ fi
 fi
 CTAGS=$ac_cv_prog_CTAGS
 if test -n "$CTAGS"; then
-  echo "$as_me:2883: result: $CTAGS" >&5
+  echo "$as_me:3061: result: $CTAGS" >&5
 echo "${ECHO_T}$CTAGS" >&6
 else
-  echo "$as_me:2886: result: no" >&5
+  echo "$as_me:3064: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2894,7 +3072,7 @@ 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:2897: checking for $ac_word" >&5
+echo "$as_me:3075: 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
@@ -2909,7 +3087,7 @@ 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:2912: found $ac_dir/$ac_word" >&5
+echo "$as_me:3090: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -2917,10 +3095,10 @@ fi
 fi
 ETAGS=$ac_cv_prog_ETAGS
 if test -n "$ETAGS"; then
-  echo "$as_me:2920: result: $ETAGS" >&5
+  echo "$as_me:3098: result: $ETAGS" >&5
 echo "${ECHO_T}$ETAGS" >&6
 else
-  echo "$as_me:2923: result: no" >&5
+  echo "$as_me:3101: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -2929,7 +3107,7 @@ 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:2932: checking for $ac_word" >&5
+echo "$as_me:3110: 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
@@ -2944,7 +3122,7 @@ 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:2947: found $ac_dir/$ac_word" >&5
+echo "$as_me:3125: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -2953,17 +3131,17 @@ fi
 fi
 MAKE_LOWER_TAGS=$ac_cv_prog_MAKE_LOWER_TAGS
 if test -n "$MAKE_LOWER_TAGS"; then
-  echo "$as_me:2956: result: $MAKE_LOWER_TAGS" >&5
+  echo "$as_me:3134: result: $MAKE_LOWER_TAGS" >&5
 echo "${ECHO_T}$MAKE_LOWER_TAGS" >&6
 else
-  echo "$as_me:2959: result: no" >&5
+  echo "$as_me:3137: result: no" >&5
 echo "${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:2966: checking for $ac_word" >&5
+echo "$as_me:3144: 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
@@ -2978,7 +3156,7 @@ 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:2981: found $ac_dir/$ac_word" >&5
+echo "$as_me:3159: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -2987,10 +3165,10 @@ fi
 fi
 MAKE_UPPER_TAGS=$ac_cv_prog_MAKE_UPPER_TAGS
 if test -n "$MAKE_UPPER_TAGS"; then
-  echo "$as_me:2990: result: $MAKE_UPPER_TAGS" >&5
+  echo "$as_me:3168: result: $MAKE_UPPER_TAGS" >&5
 echo "${ECHO_T}$MAKE_UPPER_TAGS" >&6
 else
-  echo "$as_me:2993: result: no" >&5
+  echo "$as_me:3171: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -3010,14 +3188,14 @@ else
 	MAKE_LOWER_TAGS="#"
 fi
 
-echo "$as_me:3013: checking if -lm needed for math functions" >&5
+echo "$as_me:3191: 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.$ac_ext <<_ACEOF
-#line 3020 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 3198 "configure"
 #include "confdefs.h"
 
 	#include <stdio.h>
@@ -3027,32 +3205,32 @@ else
 int
 main (void)
 {
-double x = rand(); printf("result = %g\n", pow(sin(x),x))
+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 "$as_me:3036: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:3214: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:3039: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:3042: \"$ac_try\"") >&5
+  echo "$as_me:3217: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:3220: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3045: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3223: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_need_libm=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_need_libm=yes
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:3055: result: $cf_cv_need_libm" >&5
+echo "$as_me:3233: result: $cf_cv_need_libm" >&5
 echo "${ECHO_T}$cf_cv_need_libm" >&6
 if test "$cf_cv_need_libm" = yes
 then
@@ -3093,7 +3271,151 @@ includesubdir=""
 cf_cv_screen=curses
 cf_cv_libtype=
 
-if test "$GCC" = yes
+echo "$as_me:3274: 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:3286: 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:3303: found $ac_dir/$ac_word" >&5
+   break
+fi
+done
+
+  ;;
+esac
+fi
+FGREP=$ac_cv_path_FGREP
+
+if test -n "$FGREP"; then
+  echo "$as_me:3314: result: $FGREP" >&5
+echo "${ECHO_T}$FGREP" >&6
+else
+  echo "$as_me:3317: 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 "$as_me:3325: error: cannot find workable fgrep" >&5
+echo "$as_me: error: cannot find workable fgrep" >&2;}
+   { (exit 1); exit 1; }; }
+   fi
+fi
+echo "$as_me:3330: result: $ac_cv_path_FGREP" >&5
+echo "${ECHO_T}$ac_cv_path_FGREP" >&6
+ FGREP="$ac_cv_path_FGREP"
+
+echo "$as_me:3334: 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:3351: result: $enable_stdnoreturn" >&5
+echo "${ECHO_T}$enable_stdnoreturn" >&6
+
+if test $enable_stdnoreturn = yes; then
+echo "$as_me:3355: 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 3361 "configure"
+#include "confdefs.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdnoreturn.h>
+static 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:3378: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:3381: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:3384: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:3387: \$? = $ac_status" >&5
+  (exit "$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:3398: 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
 cat > conftest.i <<EOF
 #ifndef GCC_PRINTF
@@ -3111,10 +3433,10 @@ cat > conftest.i <<EOF
 EOF
 if test "$GCC" = yes
 then
-	{ echo "$as_me:3114: checking for $CC __attribute__ directives..." >&5
+	{ echo "$as_me:3436: checking for $CC __attribute__ directives..." >&5
 echo "$as_me: checking for $CC __attribute__ directives..." >&6;}
-cat > conftest.$ac_ext <<EOF
-#line 3117 "${as_me:-configure}"
+cat > "conftest.$ac_ext" <<EOF
+#line 3439 "${as_me:-configure}"
 #include "confdefs.h"
 #include "conftest.h"
 #include "conftest.i"
@@ -3129,8 +3451,8 @@ cat > conftest.$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
@@ -3143,7 +3465,7 @@ 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
@@ -3163,15 +3485,15 @@ EOF
 			;;
 		esac
 
-		if { (eval echo "$as_me:3166: \"$ac_compile\"") >&5
+		if { (eval echo "$as_me:3488: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3169: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-			test -n "$verbose" && echo "$as_me:3171: result: ... $cf_attribute" >&5
+  echo "$as_me:3491: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+			test -n "$verbose" && echo "$as_me:3493: 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
@@ -3222,39 +3544,39 @@ 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
 
-echo "$as_me:3230: checking if you want to work around bogus compiler/loader warnings" >&5
+echo "$as_me:3552: 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:3240: result: $with_string_hacks" >&5
-echo "${ECHO_T}$with_string_hacks" >&6
+echo "$as_me:3562: 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 "$as_me:3249: WARNING: enabling string-hacks to work around bogus compiler/loader warnings" >&5
+	{ echo "$as_me:3571: 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:3251: checking for strlcat" >&5
+	echo "$as_me:3573: 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 3257 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 3579 "configure"
 #include "confdefs.h"
 #define strlcat autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -3284,29 +3606,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:3288: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:3610: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:3291: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:3294: \"$ac_try\"") >&5
+  echo "$as_me:3613: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:3616: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3297: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3619: \$? = $ac_status" >&5
+  (exit "$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:3307: result: $ac_cv_func_strlcat" >&5
+echo "$as_me:3629: 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
@@ -3314,15 +3636,15 @@ EOF
 
 else
 
-		echo "$as_me:3317: checking for strlcat in -lbsd" >&5
+		echo "$as_me:3639: 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 3325 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 3647 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -3340,30 +3662,30 @@ strlcat ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:3344: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:3666: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:3347: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:3350: \"$ac_try\"") >&5
+  echo "$as_me:3669: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:3672: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3353: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3675: \$? = $ac_status" >&5
+  (exit "$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:3364: result: $ac_cv_lib_bsd_strlcat" >&5
+echo "$as_me:3686: 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="$LIBS"
 # reverse order
@@ -3384,24 +3706,24 @@ LIBS="$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:3387: checking for $ac_header" >&5
+echo "$as_me:3709: 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 3393 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 3715 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:3397: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:3719: \"$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:3403: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:3725: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -3414,14 +3736,14 @@ if test -z "$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:3422: 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:3744: 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" | $as_tr_cpp` 1
 EOF
@@ -3440,13 +3762,13 @@ fi
 for ac_func in strlcpy snprintf
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:3443: checking for $ac_func" >&5
+echo "$as_me:3765: 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 3449 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 3771 "configure"
 #include "confdefs.h"
 #define $ac_func autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -3476,29 +3798,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:3480: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:3802: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:3483: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:3486: \"$ac_try\"") >&5
+  echo "$as_me:3805: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:3808: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3489: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3811: \$? = $ac_status" >&5
+  (exit "$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:3499: 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:3821: 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
@@ -3508,14 +3830,14 @@ done
 
 fi
 
-echo "$as_me:3511: checking if the POSIX test-macros are already defined" >&5
+echo "$as_me:3833: 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.$ac_ext <<_ACEOF
-#line 3518 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 3840 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -3533,28 +3855,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3537: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:3859: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  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
+  echo "$as_me:3862: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:3865: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3546: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3868: \$? = $ac_status" >&5
+  (exit "$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:3557: result: $cf_cv_posix_visible" >&5
+echo "$as_me:3879: result: $cf_cv_posix_visible" >&5
 echo "${ECHO_T}$cf_cv_posix_visible" >&6
 
 if test "$cf_cv_posix_visible" = no; then
@@ -3563,7 +3885,7 @@ 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"
 	;;
@@ -3599,14 +3921,14 @@ case $host_os in
 
 cf_gnu_xopen_source=$cf_XOPEN_SOURCE
 
-echo "$as_me:3602: checking if this is the GNU C library" >&5
+echo "$as_me:3924: 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.$ac_ext <<_ACEOF
-#line 3609 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 3931 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -3624,28 +3946,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3628: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:3950: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3631: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3634: \"$ac_try\"") >&5
+  echo "$as_me:3953: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:3956: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3637: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:3959: \$? = $ac_status" >&5
+  (exit "$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:3648: result: $cf_cv_gnu_library" >&5
+echo "$as_me:3970: result: $cf_cv_gnu_library" >&5
 echo "${ECHO_T}$cf_cv_gnu_library" >&6
 
 if test x$cf_cv_gnu_library = xyes; then
@@ -3653,7 +3975,7 @@ if test x$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 "$as_me:3656: checking if _DEFAULT_SOURCE can be used as a basis" >&5
+	echo "$as_me:3978: 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) $ECHO_C" >&6
@@ -3664,8 +3986,8 @@ else
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-D_DEFAULT_SOURCE"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 3668 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 3990 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -3683,34 +4005,34 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3687: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4009: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3690: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3693: \"$ac_try\"") >&5
+  echo "$as_me:4012: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4015: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3696: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4018: \$? = $ac_status" >&5
+  (exit "$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:3708: result: $cf_cv_gnu_library_219" >&5
+echo "$as_me:4030: 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 "$as_me:3713: checking if _XOPEN_SOURCE=$cf_gnu_xopen_source works with _DEFAULT_SOURCE" >&5
+		echo "$as_me:4035: checking if _XOPEN_SOURCE=$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
@@ -3723,19 +4045,19 @@ 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"
@@ -3754,7 +4076,7 @@ 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/=.*//'`
 
@@ -3784,7 +4106,7 @@ 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 "${cf_tst_cflags}" \
@@ -3814,8 +4136,8 @@ if test -n "$cf_new_extra_cppflags" ; then
 
 fi
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 3818 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 4140 "configure"
 #include "confdefs.h"
 
 				#include <limits.h>
@@ -3834,28 +4156,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3838: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4160: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3841: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3844: \"$ac_try\"") >&5
+  echo "$as_me:4163: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4166: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3847: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4169: \$? = $ac_status" >&5
+  (exit "$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:3858: result: $cf_cv_gnu_dftsrc_219" >&5
+echo "$as_me:4180: 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="$cf_save"
 	else
@@ -3864,14 +4186,14 @@ echo "${ECHO_T}$cf_cv_gnu_dftsrc_219" >&6
 
 	if test "x$cf_cv_gnu_dftsrc_219" != xyes; then
 
-		echo "$as_me:3867: checking if we must define _GNU_SOURCE" >&5
+		echo "$as_me:4189: 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.$ac_ext <<_ACEOF
-#line 3874 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 4196 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -3885,22 +4207,22 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:3889: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4211: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:3892: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:3895: \"$ac_try\"") >&5
+  echo "$as_me:4214: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4217: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:3898: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4220: \$? = $ac_status" >&5
+  (exit "$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
@@ -3910,19 +4232,19 @@ 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"
@@ -3941,7 +4263,7 @@ 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/=.*//'`
 
@@ -3971,7 +4293,7 @@ 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 "${cf_tst_cflags}" \
@@ -4001,8 +4323,8 @@ if test -n "$cf_new_extra_cppflags" ; then
 
 fi
 
-			 cat >conftest.$ac_ext <<_ACEOF
-#line 4005 "configure"
+			 cat >"conftest.$ac_ext" <<_ACEOF
+#line 4327 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -4016,37 +4338,37 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4020: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4342: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4023: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4026: \"$ac_try\"") >&5
+  echo "$as_me:4345: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4348: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4029: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4351: \$? = $ac_status" >&5
+  (exit "$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:4044: result: $cf_cv_gnu_source" >&5
+echo "$as_me:4366: 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:4049: checking if we should also define _DEFAULT_SOURCE" >&5
+		echo "$as_me:4371: 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) $ECHO_C" >&6
@@ -4055,8 +4377,8 @@ else
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-D_GNU_SOURCE"
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 4059 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 4381 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -4070,28 +4392,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4074: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4396: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4077: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4080: \"$ac_try\"") >&5
+  echo "$as_me:4399: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4402: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4083: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4405: \$? = $ac_status" >&5
+  (exit "$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:4094: result: $cf_cv_default_source" >&5
+echo "$as_me:4416: result: $cf_cv_default_source" >&5
 echo "${ECHO_T}$cf_cv_default_source" >&6
 			if test "$cf_cv_default_source" = yes
 			then
@@ -4128,16 +4450,16 @@ cf_trim_CPPFLAGS=`echo "$cf_save_CPPFLAGS" | \
 	sed	-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?[ 	]/ /g' \
 		-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?$//g'`
 
-echo "$as_me:4131: checking if we should define _POSIX_C_SOURCE" >&5
+echo "$as_me:4453: 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 "${as_me:-configure}:4137: testing if the symbol is already defined go no further ..." 1>&5
+echo "${as_me:-configure}:4459: testing if the symbol is already defined go no further ..." 1>&5
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 4140 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 4462 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -4151,22 +4473,22 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4155: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4477: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4158: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4161: \"$ac_try\"") >&5
+  echo "$as_me:4480: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4483: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4164: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4486: \$? = $ac_status" >&5
+  (exit "$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]??*)
@@ -4181,8 +4503,8 @@ cf_want_posix_source=no
 		;;
 	 esac
 	 if test "$cf_want_posix_source" = yes ; then
-		cat >conftest.$ac_ext <<_ACEOF
-#line 4185 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 4507 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -4196,28 +4518,28 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4200: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4522: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4203: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4206: \"$ac_try\"") >&5
+  echo "$as_me:4525: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4528: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4209: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4531: \$? = $ac_status" >&5
+  (exit "$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}:4220: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
+echo "${as_me:-configure}:4542: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
 
 	 CFLAGS="$cf_trim_CFLAGS"
 	 CPPFLAGS="$cf_trim_CPPFLAGS"
@@ -4225,10 +4547,10 @@ echo "${as_me:-configure}:4220: testing ifdef from value $cf_POSIX_C_SOURCE ..."
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}$cf_cv_posix_c_source"
 
-echo "${as_me:-configure}:4228: testing if the second compile does not leave our definition intact error ..." 1>&5
+echo "${as_me:-configure}:4550: testing if the second compile does not leave our definition intact error ..." 1>&5
 
-	 cat >conftest.$ac_ext <<_ACEOF
-#line 4231 "configure"
+	 cat >"conftest.$ac_ext" <<_ACEOF
+#line 4553 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -4242,33 +4564,33 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4246: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4568: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4249: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4252: \"$ac_try\"") >&5
+  echo "$as_me:4571: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4574: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4255: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4577: \$? = $ac_status" >&5
+  (exit "$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:4271: result: $cf_cv_posix_c_source" >&5
+echo "$as_me:4593: 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
@@ -4282,19 +4604,19 @@ 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"
@@ -4313,7 +4635,7 @@ 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/=.*//'`
 
@@ -4343,7 +4665,7 @@ 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}" \
@@ -4408,14 +4730,14 @@ fi # cf_cv_posix_visible
 	;;
 (*)
 
-echo "$as_me:4411: checking if we should define _XOPEN_SOURCE" >&5
+echo "$as_me:4733: 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.$ac_ext <<_ACEOF
-#line 4418 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 4740 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -4433,29 +4755,29 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4437: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4759: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4440: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4443: \"$ac_try\"") >&5
+  echo "$as_me:4762: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4765: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4446: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4768: \$? = $ac_status" >&5
+  (exit "$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.$ac_ext <<_ACEOF
-#line 4458 "configure"
+	 cat >"conftest.$ac_ext" <<_ACEOF
+#line 4780 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -4473,32 +4795,32 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4477: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4799: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4480: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4483: \"$ac_try\"") >&5
+  echo "$as_me:4802: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4805: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4486: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4808: \$? = $ac_status" >&5
+  (exit "$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
+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:4501: result: $cf_cv_xopen_source" >&5
+echo "$as_me:4823: result: $cf_cv_xopen_source" >&5
 echo "${ECHO_T}$cf_cv_xopen_source" >&6
 
 if test "$cf_cv_xopen_source" != no ; then
@@ -4520,19 +4842,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_temp_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"
@@ -4551,7 +4873,7 @@ 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/=.*//'`
 
@@ -4581,7 +4903,7 @@ 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 "${cf_tst_cflags}" \
@@ -4628,16 +4950,16 @@ cf_trim_CPPFLAGS=`echo "$cf_save_CPPFLAGS" | \
 	sed	-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?[ 	]/ /g' \
 		-e 's/-[UD]'"_POSIX_C_SOURCE"'\(=[^ 	]*\)\?$//g'`
 
-echo "$as_me:4631: checking if we should define _POSIX_C_SOURCE" >&5
+echo "$as_me:4953: 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 "${as_me:-configure}:4637: testing if the symbol is already defined go no further ..." 1>&5
+echo "${as_me:-configure}:4959: testing if the symbol is already defined go no further ..." 1>&5
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 4640 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 4962 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -4651,22 +4973,22 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4655: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:4977: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4658: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4661: \"$ac_try\"") >&5
+  echo "$as_me:4980: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:4983: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4664: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:4986: \$? = $ac_status" >&5
+  (exit "$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]??*)
@@ -4681,8 +5003,8 @@ cf_want_posix_source=no
 		;;
 	 esac
 	 if test "$cf_want_posix_source" = yes ; then
-		cat >conftest.$ac_ext <<_ACEOF
-#line 4685 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 5007 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -4696,28 +5018,28 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4700: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5022: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4703: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4706: \"$ac_try\"") >&5
+  echo "$as_me:5025: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5028: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4709: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5031: \$? = $ac_status" >&5
+  (exit "$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}:4720: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
+echo "${as_me:-configure}:5042: testing ifdef from value $cf_POSIX_C_SOURCE ..." 1>&5
 
 	 CFLAGS="$cf_trim_CFLAGS"
 	 CPPFLAGS="$cf_trim_CPPFLAGS"
@@ -4725,10 +5047,10 @@ echo "${as_me:-configure}:4720: testing ifdef from value $cf_POSIX_C_SOURCE ..."
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}$cf_cv_posix_c_source"
 
-echo "${as_me:-configure}:4728: testing if the second compile does not leave our definition intact error ..." 1>&5
+echo "${as_me:-configure}:5050: testing if the second compile does not leave our definition intact error ..." 1>&5
 
-	 cat >conftest.$ac_ext <<_ACEOF
-#line 4731 "configure"
+	 cat >"conftest.$ac_ext" <<_ACEOF
+#line 5053 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int
@@ -4742,33 +5064,33 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:4746: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5068: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:4749: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:4752: \"$ac_try\"") >&5
+  echo "$as_me:5071: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5074: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:4755: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5077: \$? = $ac_status" >&5
+  (exit "$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:4771: result: $cf_cv_posix_c_source" >&5
+echo "$as_me:5093: 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
@@ -4782,19 +5104,19 @@ 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"
@@ -4813,7 +5135,7 @@ 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/=.*//'`
 
@@ -4843,7 +5165,7 @@ 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}" \
@@ -4889,19 +5211,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_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"
@@ -4920,7 +5242,7 @@ 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/=.*//'`
 
@@ -4950,7 +5272,7 @@ 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 "${cf_tst_cflags}" \
@@ -4962,7 +5284,7 @@ done
 if test -n "$cf_new_cflags" ; then
 	test -n "$verbose" && echo "	add to \$CFLAGS $cf_new_cflags" 1>&6
 
-echo "${as_me:-configure}:4965: testing add to \$CFLAGS $cf_new_cflags ..." 1>&5
+echo "${as_me:-configure}:5287: testing add to \$CFLAGS $cf_new_cflags ..." 1>&5
 
 	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
 	CFLAGS="${CFLAGS}$cf_new_cflags"
@@ -4972,7 +5294,7 @@ fi
 if test -n "$cf_new_cppflags" ; then
 	test -n "$verbose" && echo "	add to \$CPPFLAGS $cf_new_cppflags" 1>&6
 
-echo "${as_me:-configure}:4975: testing add to \$CPPFLAGS $cf_new_cppflags ..." 1>&5
+echo "${as_me:-configure}:5297: testing add to \$CPPFLAGS $cf_new_cppflags ..." 1>&5
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
@@ -4982,7 +5304,7 @@ 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}:4985: testing add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags ..." 1>&5
+echo "${as_me:-configure}:5307: 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"
@@ -4992,10 +5314,10 @@ fi
 fi
 
 if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
-	echo "$as_me:4995: checking if _XOPEN_SOURCE really is set" >&5
+	echo "$as_me:5317: 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 4998 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 5320 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int
@@ -5009,31 +5331,31 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5013: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5335: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5016: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5019: \"$ac_try\"") >&5
+  echo "$as_me:5338: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5341: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5022: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5344: \$? = $ac_status" >&5
+  (exit "$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:5031: result: $cf_XOPEN_SOURCE_set" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+	echo "$as_me:5353: 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.$ac_ext <<_ACEOF
-#line 5036 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 5358 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int
@@ -5047,40 +5369,40 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5051: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5373: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5054: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5057: \"$ac_try\"") >&5
+  echo "$as_me:5376: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5379: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5060: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5382: \$? = $ac_status" >&5
+  (exit "$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 "$as_me:5071: WARNING: _XOPEN_SOURCE is lower than requested" >&5
+			{ echo "$as_me:5393: WARNING: _XOPEN_SOURCE is lower than requested" >&5
 echo "$as_me: WARNING: _XOPEN_SOURCE is lower than requested" >&2;}
 		fi
 	else
 
-echo "$as_me:5076: checking if we should define _XOPEN_SOURCE" >&5
+echo "$as_me:5398: 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.$ac_ext <<_ACEOF
-#line 5083 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 5405 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -5098,29 +5420,29 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5102: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5424: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5105: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5108: \"$ac_try\"") >&5
+  echo "$as_me:5427: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5430: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5111: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5433: \$? = $ac_status" >&5
+  (exit "$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.$ac_ext <<_ACEOF
-#line 5123 "configure"
+	 cat >"conftest.$ac_ext" <<_ACEOF
+#line 5445 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -5138,32 +5460,32 @@ make an error
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5142: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5464: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5145: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5148: \"$ac_try\"") >&5
+  echo "$as_me:5467: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5470: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5151: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5473: \$? = $ac_status" >&5
+  (exit "$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
+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:5166: result: $cf_cv_xopen_source" >&5
+echo "$as_me:5488: result: $cf_cv_xopen_source" >&5
 echo "${ECHO_T}$cf_cv_xopen_source" >&6
 
 if test "$cf_cv_xopen_source" != no ; then
@@ -5185,19 +5507,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_temp_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"
@@ -5216,7 +5538,7 @@ 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/=.*//'`
 
@@ -5246,7 +5568,7 @@ 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}" \
@@ -5282,7 +5604,7 @@ fi
 fi
 fi # cf_cv_posix_visible
 
-echo "$as_me:5285: checking for signal global datatype" >&5
+echo "$as_me:5607: 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) $ECHO_C" >&6
@@ -5293,8 +5615,8 @@ else
 		"sig_atomic_t" \
 		"int"
 	do
-	cat >conftest.$ac_ext <<_ACEOF
-#line 5297 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 5619 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5317,31 +5639,31 @@ signal(SIGINT, handler);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5321: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5643: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5324: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5327: \"$ac_try\"") >&5
+  echo "$as_me:5646: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5649: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5330: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5652: \$? = $ac_status" >&5
+  (exit "$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_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 		test "$cf_cv_sig_atomic_t" != no && break
 	done
 
 fi
 
-echo "$as_me:5344: result: $cf_cv_sig_atomic_t" >&5
+echo "$as_me:5666: 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
@@ -5350,14 +5672,14 @@ EOF
 
 # Work around breakage on OS X
 
-echo "$as_me:5353: checking if SIGWINCH is defined" >&5
+echo "$as_me:5675: 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.$ac_ext <<_ACEOF
-#line 5360 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 5682 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5371,24 +5693,24 @@ int x = SIGWINCH; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5375: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5697: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5378: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5381: \"$ac_try\"") >&5
+  echo "$as_me:5700: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5703: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5384: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5706: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_define_sigwinch=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 5391 "configure"
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 5713 "configure"
 #include "confdefs.h"
 
 #undef _XOPEN_SOURCE
@@ -5405,35 +5727,35 @@ int x = SIGWINCH; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5409: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5731: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5412: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5415: \"$ac_try\"") >&5
+  echo "$as_me:5734: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5737: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5418: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5740: \$? = $ac_status" >&5
+  (exit "$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:5432: result: $cf_cv_define_sigwinch" >&5
+echo "$as_me:5754: 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:5436: checking for actual SIGWINCH definition" >&5
+echo "$as_me:5758: 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
@@ -5441,10 +5763,10 @@ else
 
 cf_cv_fixup_sigwinch=unknown
 cf_sigwinch=32
-while test $cf_sigwinch != 1
+while test "$cf_sigwinch" != 1
 do
-	cat >conftest.$ac_ext <<_ACEOF
-#line 5447 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 5769 "configure"
 #include "confdefs.h"
 
 #undef _XOPEN_SOURCE
@@ -5465,31 +5787,31 @@ int x = SIGWINCH; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5469: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:5791: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5472: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5475: \"$ac_try\"") >&5
+  echo "$as_me:5794: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:5797: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5478: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5800: \$? = $ac_status" >&5
+  (exit "$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:5492: result: $cf_cv_fixup_sigwinch" >&5
+echo "$as_me:5814: result: $cf_cv_fixup_sigwinch" >&5
 echo "${ECHO_T}$cf_cv_fixup_sigwinch" >&6
 
 	if test "$cf_cv_fixup_sigwinch" != unknown ; then
@@ -5499,13 +5821,13 @@ fi
 
 # Checks for CODESET support.
 
-echo "$as_me:5502: checking for nl_langinfo and CODESET" >&5
+echo "$as_me:5824: 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 5508 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 5830 "configure"
 #include "confdefs.h"
 #include <langinfo.h>
 int
@@ -5516,30 +5838,30 @@ char* cs = nl_langinfo(CODESET); (void)cs
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:5520: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:5842: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:5523: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:5526: \"$ac_try\"") >&5
+  echo "$as_me:5845: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:5848: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5529: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:5851: \$? = $ac_status" >&5
+  (exit "$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:5540: result: $am_cv_langinfo_codeset" >&5
+echo "$as_me:5862: 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
@@ -5547,7 +5869,7 @@ EOF
 
 	fi
 
-echo "$as_me:5550: checking if you want to use pkg-config" >&5
+echo "$as_me:5872: 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.
@@ -5557,10 +5879,10 @@ if test "${with_pkg_config+set}" = set; then
 else
   cf_pkg_config=yes
 fi;
-echo "$as_me:5560: result: $cf_pkg_config" >&5
+echo "$as_me:5882: 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
 	;;
@@ -5569,7 +5891,7 @@ 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:5572: checking for $ac_word" >&5
+echo "$as_me:5894: 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
@@ -5586,7 +5908,7 @@ 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:5589: found $ac_dir/$ac_word" >&5
+   echo "$as_me:5911: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -5597,10 +5919,10 @@ fi
 PKG_CONFIG=$ac_cv_path_PKG_CONFIG
 
 if test -n "$PKG_CONFIG"; then
-  echo "$as_me:5600: result: $PKG_CONFIG" >&5
+  echo "$as_me:5922: result: $PKG_CONFIG" >&5
 echo "${ECHO_T}$PKG_CONFIG" >&6
 else
-  echo "$as_me:5603: result: no" >&5
+  echo "$as_me:5925: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -5609,7 +5931,7 @@ 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:5612: checking for $ac_word" >&5
+echo "$as_me:5934: 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
@@ -5626,7 +5948,7 @@ 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:5629: found $ac_dir/$ac_word" >&5
+   echo "$as_me:5951: found $ac_dir/$ac_word" >&5
    break
 fi
 done
@@ -5638,10 +5960,10 @@ fi
 ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
 
 if test -n "$ac_pt_PKG_CONFIG"; then
-  echo "$as_me:5641: result: $ac_pt_PKG_CONFIG" >&5
+  echo "$as_me:5963: result: $ac_pt_PKG_CONFIG" >&5
 echo "${ECHO_T}$ac_pt_PKG_CONFIG" >&6
 else
-  echo "$as_me:5644: result: no" >&5
+  echo "$as_me:5966: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -5672,30 +5994,30 @@ 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 "$as_me:5687: error: expected a pathname, not \"$PKG_CONFIG\"" >&5
+	{ { echo "$as_me:6009: error: expected a pathname, not \"$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:5694: WARNING: pkg-config is not installed" >&5
+	{ echo "$as_me:6016: WARNING: pkg-config is not installed" >&5
 echo "$as_me: WARNING: pkg-config is not installed" >&2;}
 fi
 
-echo "$as_me:5698: checking if you want to see long compiling messages" >&5
+echo "$as_me:6020: 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.
@@ -5729,10 +6051,10 @@ else
 	ECHO_CC=''
 
 fi;
-echo "$as_me:5732: result: $enableval" >&5
+echo "$as_me:6054: result: $enableval" >&5
 echo "${ECHO_T}$enableval" >&6
 
-echo "$as_me:5735: checking for ncurses wrap-prefix" >&5
+echo "$as_me:6057: checking for ncurses wrap-prefix" >&5
 echo $ECHO_N "checking for ncurses wrap-prefix... $ECHO_C" >&6
 
 # Check whether --with-ncurses-wrap-prefix or --without-ncurses-wrap-prefix was given.
@@ -5742,10 +6064,10 @@ if test "${with_ncurses_wrap_prefix+set}" = set; then
 else
   NCURSES_WRAP_PREFIX=_nc_
 fi;
-echo "$as_me:5745: result: $NCURSES_WRAP_PREFIX" >&5
+echo "$as_me:6067: result: $NCURSES_WRAP_PREFIX" >&5
 echo "${ECHO_T}$NCURSES_WRAP_PREFIX" >&6
 
-echo "$as_me:5748: checking if you want to check for wide-character functions" >&5
+echo "$as_me:6070: checking if you want to check for wide-character functions" >&5
 echo $ECHO_N "checking if you want to check for wide-character functions... $ECHO_C" >&6
 
 # Check whether --enable-widec or --disable-widec was given.
@@ -5762,10 +6084,10 @@ else
 	cf_enable_widec=yes
 
 fi;
-echo "$as_me:5765: result: $cf_enable_widec" >&5
+echo "$as_me:6087: result: $cf_enable_widec" >&5
 echo "${ECHO_T}$cf_enable_widec" >&6
 
-echo "$as_me:5768: checking for specific curses-directory" >&5
+echo "$as_me:6090: checking for specific curses-directory" >&5
 echo $ECHO_N "checking for specific curses-directory... $ECHO_C" >&6
 
 # Check whether --with-curses-dir or --without-curses-dir was given.
@@ -5775,10 +6097,10 @@ if test "${with_curses_dir+set}" = set; then
 else
   cf_cv_curses_dir=no
 fi;
-echo "$as_me:5778: result: $cf_cv_curses_dir" >&5
+echo "$as_me:6100: result: $cf_cv_curses_dir" >&5
 echo "${ECHO_T}$cf_cv_curses_dir" >&6
 
-if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
+if test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no"
 then
 
 if test "x$prefix" != xNONE; then
@@ -5794,19 +6116,19 @@ case ".$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 "$as_me:5809: error: expected a pathname, not \"$withval\"" >&5
+	{ { echo "$as_me:6131: error: expected a pathname, not \"$withval\"" >&5
 echo "$as_me: error: expected a pathname, not \"$withval\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -5818,9 +6140,9 @@ esac
 if test -n "$cf_cv_curses_dir/include" ; then
   for cf_add_incdir in $cf_cv_curses_dir/include
   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
@@ -5841,8 +6163,8 @@ if test -n "$cf_cv_curses_dir/include" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 5845 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6167 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -5853,25 +6175,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:5857: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:6179: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:5860: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:5863: \"$ac_try\"") >&5
+  echo "$as_me:6182: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:6185: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:5866: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6188: \$? = $ac_status" >&5
+  (exit "$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
@@ -5880,11 +6202,11 @@ 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}:5883: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:6205: 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="$cf_top_incdir"
 		else
@@ -5900,9 +6222,9 @@ fi
 if test -n "$cf_cv_curses_dir/lib" ; then
 	for cf_add_libdir in $cf_cv_curses_dir/lib
 	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
@@ -5916,7 +6238,7 @@ if test -n "$cf_cv_curses_dir/lib" ; then
 			if test "$cf_have_libdir" = no ; then
 				test -n "$verbose" && echo "	adding $cf_add_libdir to library-path" 1>&6
 
-echo "${as_me:-configure}:5919: testing adding $cf_add_libdir to library-path ..." 1>&5
+echo "${as_me:-configure}:6241: testing adding $cf_add_libdir to library-path ..." 1>&5
 
 				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
 			fi
@@ -5929,7 +6251,7 @@ fi
 
 cf_cv_screen=curses
 
-echo "$as_me:5932: checking for specified curses library type" >&5
+echo "$as_me:6254: checking for specified curses library type" >&5
 echo $ECHO_N "checking for specified curses library type... $ECHO_C" >&6
 
 # Check whether --with-screen or --without-screen was given.
@@ -5973,20 +6295,20 @@ fi;
 fi;
 fi;
 
-echo "$as_me:5976: result: $cf_cv_screen" >&5
+echo "$as_me:6298: result: $cf_cv_screen" >&5
 echo "${ECHO_T}$cf_cv_screen" >&6
 
 case $cf_cv_screen in
 (curses|curses_*)
 
-echo "$as_me:5982: checking for extra include directories" >&5
+echo "$as_me:6304: checking for extra include directories" >&5
 echo $ECHO_N "checking for extra include directories... $ECHO_C" >&6
 if test "${cf_cv_curses_incdir+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 cf_cv_curses_incdir=no
-case $host_os in
+case "$host_os" in
 (hpux10.*)
 	if test "x$cf_cv_screen" = "xcurses_colr"
 	then
@@ -6005,7 +6327,7 @@ case $host_os in
 esac
 
 fi
-echo "$as_me:6008: result: $cf_cv_curses_incdir" >&5
+echo "$as_me:6330: result: $cf_cv_curses_incdir" >&5
 echo "${ECHO_T}$cf_cv_curses_incdir" >&6
 if test "$cf_cv_curses_incdir" != no
 then
@@ -6015,7 +6337,7 @@ then
 
 fi
 
-echo "$as_me:6018: checking if we have identified curses headers" >&5
+echo "$as_me:6340: checking if we have identified curses headers" >&5
 echo $ECHO_N "checking if we have identified curses headers... $ECHO_C" >&6
 if test "${cf_cv_ncurses_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -6026,8 +6348,8 @@ for cf_header in \
 	ncurses.h  \
 	curses.h  ncurses/ncurses.h ncurses/curses.h
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 6030 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6352 "configure"
 #include "confdefs.h"
 #include <${cf_header}>
 int
@@ -6038,32 +6360,32 @@ initscr(); tgoto("?", 0,0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:6042: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:6364: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:6045: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:6048: \"$ac_try\"") >&5
+  echo "$as_me:6367: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:6370: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6051: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6373: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_header=$cf_header; break
 else
   echo "$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
 
 fi
-echo "$as_me:6062: result: $cf_cv_ncurses_header" >&5
+echo "$as_me:6384: result: $cf_cv_ncurses_header" >&5
 echo "${ECHO_T}$cf_cv_ncurses_header" >&6
 
 if test "$cf_cv_ncurses_header" = none ; then
-	{ { echo "$as_me:6066: error: No curses header-files found" >&5
+	{ { echo "$as_me:6388: error: No curses header-files found" >&5
 echo "$as_me: error: No curses header-files found" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -6073,24 +6395,24 @@ fi
 for ac_header in $cf_cv_ncurses_header
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:6076: checking for $ac_header" >&5
+echo "$as_me:6398: 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 6082 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6404 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:6086: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:6408: \"$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:6092: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:6414: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -6103,14 +6425,14 @@ if test -z "$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:6111: 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:6433: 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
@@ -6118,13 +6440,13 @@ EOF
 fi
 done
 
-echo "$as_me:6121: checking for terminfo header" >&5
+echo "$as_me:6443: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -6135,8 +6457,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 6139 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6461 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -6150,38 +6472,38 @@ int x = auto_left_margin; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:6154: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:6476: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:6157: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:6160: \"$ac_try\"") >&5
+  echo "$as_me:6479: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:6482: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6163: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6485: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:6179: result: $cf_cv_term_header" >&5
+echo "$as_me:6501: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -6191,7 +6513,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -6208,7 +6530,7 @@ EOF
 	;;
 esac
 
-echo "$as_me:6211: checking for ncurses version" >&5
+echo "$as_me:6533: checking for ncurses version" >&5
 echo $ECHO_N "checking for ncurses version... $ECHO_C" >&6
 if test "${cf_cv_ncurses_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -6216,12 +6538,12 @@ else
 
 	cf_cv_ncurses_version=no
 	cf_tempfile=out$$
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 	if test "$cross_compiling" = yes; then
 
 	# This will not work if the preprocessor splits the line after the
 	# Autoconf token.  The 'unproto' program does that.
-	cat > conftest.$ac_ext <<EOF
+	cat > "conftest.$ac_ext" <<EOF
 #include <${cf_cv_ncurses_header:-curses.h}>
 #undef Autoconf
 #ifdef NCURSES_VERSION
@@ -6234,20 +6556,20 @@ Autoconf "old"
 #endif
 EOF
 	cf_try="$ac_cpp conftest.$ac_ext 2>&5 | grep '^Autoconf ' >conftest.out"
-	{ (eval echo "$as_me:6237: \"$cf_try\"") >&5
+	{ (eval echo "$as_me:6559: \"$cf_try\"") >&5
   (eval $cf_try) 2>&5
   ac_status=$?
-  echo "$as_me:6240: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:6562: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 	if test -f conftest.out ; then
-		cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%'`
+		cf_out=`sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%' conftest.out`
 		test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
 		rm -f conftest.out
 	fi
 
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 6250 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 6572 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -6257,13 +6579,13 @@ int main(void)
 	FILE *fp = fopen("$cf_tempfile", "w");
 #ifdef NCURSES_VERSION
 # ifdef NCURSES_VERSION_PATCH
-	fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
+	fprintf(fp, "%s.%d\\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
 # else
-	fprintf(fp, "%s\n", NCURSES_VERSION);
+	fprintf(fp, "%s\\n", NCURSES_VERSION);
 # endif
 #else
 # ifdef __NCURSES_H
-	fprintf(fp, "old\n");
+	fprintf(fp, "old\\n");
 # else
 	make an error
 # endif
@@ -6271,40 +6593,40 @@ int main(void)
 	${cf_cv_main_return:-return}(0);
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:6275: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:6597: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6278: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:6280: \"$ac_try\"") >&5
+  echo "$as_me:6600: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:6602: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6283: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6605: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_ncurses_version=`cat $cf_tempfile`
 else
   echo "$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
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 
 fi
-echo "$as_me:6297: result: $cf_cv_ncurses_version" >&5
+echo "$as_me:6619: result: $cf_cv_ncurses_version" >&5
 echo "${ECHO_T}$cf_cv_ncurses_version" >&6
 test "$cf_cv_ncurses_version" = no ||
 cat >>confdefs.h <<\EOF
 #define NCURSES 1
 EOF
 
-echo "$as_me:6304: checking if we have identified curses libraries" >&5
+echo "$as_me:6626: checking if we have identified curses libraries" >&5
 echo $ECHO_N "checking if we have identified curses libraries... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line 6307 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6629 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -6315,40 +6637,40 @@ initscr(); tgoto("?", 0,0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6319: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6641: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6322: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6325: \"$ac_try\"") >&5
+  echo "$as_me:6644: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6647: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6328: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6650: \$? = $ac_status" >&5
+  (exit "$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$ac_exeext conftest.$ac_ext
-echo "$as_me:6337: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+echo "$as_me:6659: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
 
 if test "$cf_result" = no ; then
-case $host_os in
+case "$host_os" in
 (freebsd*)
-	echo "$as_me:6343: checking for tgoto in -lmytinfo" >&5
+	echo "$as_me:6665: checking for tgoto in -lmytinfo" >&5
 echo $ECHO_N "checking for tgoto in -lmytinfo... $ECHO_C" >&6
 if test "${ac_cv_lib_mytinfo_tgoto+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lmytinfo  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 6351 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6673 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -6366,30 +6688,30 @@ tgoto ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6370: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6692: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6373: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6376: \"$ac_try\"") >&5
+  echo "$as_me:6695: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6698: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6379: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6701: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_mytinfo_tgoto=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_mytinfo_tgoto=no
 fi
-rm -f conftest.$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:6390: result: $ac_cv_lib_mytinfo_tgoto" >&5
+echo "$as_me:6712: result: $ac_cv_lib_mytinfo_tgoto" >&5
 echo "${ECHO_T}$ac_cv_lib_mytinfo_tgoto" >&6
-if test $ac_cv_lib_mytinfo_tgoto = yes; then
+if test "$ac_cv_lib_mytinfo_tgoto" = yes; then
 
 cf_add_libs="$LIBS"
 # reverse order
@@ -6417,15 +6739,15 @@ fi
 	# term.h) for cur_colr
 	if test "x$cf_cv_screen" = "xcurses_colr"
 	then
-		echo "$as_me:6420: checking for initscr in -lcur_colr" >&5
+		echo "$as_me:6742: checking for initscr in -lcur_colr" >&5
 echo $ECHO_N "checking for initscr in -lcur_colr... $ECHO_C" >&6
 if test "${ac_cv_lib_cur_colr_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lcur_colr  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 6428 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6750 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -6443,30 +6765,30 @@ initscr ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6447: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6769: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6450: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6453: \"$ac_try\"") >&5
+  echo "$as_me:6772: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6775: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6456: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6778: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_cur_colr_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_cur_colr_initscr=no
 fi
-rm -f conftest.$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:6467: result: $ac_cv_lib_cur_colr_initscr" >&5
+echo "$as_me:6789: result: $ac_cv_lib_cur_colr_initscr" >&5
 echo "${ECHO_T}$ac_cv_lib_cur_colr_initscr" >&6
-if test $ac_cv_lib_cur_colr_initscr = yes; then
+if test "$ac_cv_lib_cur_colr_initscr" = yes; then
 
 cf_add_libs="$LIBS"
 # reverse order
@@ -6488,15 +6810,15 @@ LIBS="$cf_add_libs"
 
 else
 
-		echo "$as_me:6491: checking for initscr in -lHcurses" >&5
+		echo "$as_me:6813: checking for initscr in -lHcurses" >&5
 echo $ECHO_N "checking for initscr in -lHcurses... $ECHO_C" >&6
 if test "${ac_cv_lib_Hcurses_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lHcurses  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 6499 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 6821 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -6514,30 +6836,30 @@ initscr ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6518: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:6840: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6521: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6524: \"$ac_try\"") >&5
+  echo "$as_me:6843: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:6846: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6527: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:6849: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_Hcurses_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_Hcurses_initscr=no
 fi
-rm -f conftest.$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:6538: result: $ac_cv_lib_Hcurses_initscr" >&5
+echo "$as_me:6860: result: $ac_cv_lib_Hcurses_initscr" >&5
 echo "${ECHO_T}$ac_cv_lib_Hcurses_initscr" >&6
-if test $ac_cv_lib_Hcurses_initscr = yes; then
+if test "$ac_cv_lib_Hcurses_initscr" = yes; then
 
 			# HP's header uses __HP_CURSES, but user claims _HP_CURSES.
 
@@ -6577,9 +6899,9 @@ fi
 if test -n "/lib64" ; then
 	for cf_add_libdir in /lib64
 	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
@@ -6593,7 +6915,7 @@ if test -n "/lib64" ; 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}:6596: testing adding $cf_add_libdir to library-path ..." 1>&5
+echo "${as_me:-configure}:6918: testing adding $cf_add_libdir to library-path ..." 1>&5
 
 				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
 			fi
@@ -6606,9 +6928,9 @@ fi
 if test -n "/lib" ; then
 	for cf_add_libdir in /lib
 	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
@@ -6622,7 +6944,7 @@ if test -n "/lib" ; 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}:6625: testing adding $cf_add_libdir to library-path ..." 1>&5
+echo "${as_me:-configure}:6947: testing adding $cf_add_libdir to library-path ..." 1>&5
 
 				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
 			fi
@@ -6637,9 +6959,9 @@ fi
 if test -n "/lib" ; then
 	for cf_add_libdir in /lib
 	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
@@ -6653,7 +6975,7 @@ if test -n "/lib" ; 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}:6656: testing adding $cf_add_libdir to library-path ..." 1>&5
+echo "${as_me:-configure}:6978: testing adding $cf_add_libdir to library-path ..." 1>&5
 
 				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
 			fi
@@ -6672,9 +6994,9 @@ fi
 if test -n "/usr/5lib" ; then
 	for cf_add_libdir in /usr/5lib
 	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
@@ -6688,7 +7010,7 @@ if test -n "/usr/5lib" ; 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}:6691: testing adding $cf_add_libdir to library-path ..." 1>&5
+echo "${as_me:-configure}:7013: testing adding $cf_add_libdir to library-path ..." 1>&5
 
 				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
 			fi
@@ -6732,13 +7054,13 @@ if test ".$ac_cv_func_initscr" != .yes ; then
 	# because it may be needed to link the test-case for initscr.
 	if test "x$cf_term_lib" = x
 	then
-		echo "$as_me:6735: checking for tgoto" >&5
+		echo "$as_me:7057: checking for tgoto" >&5
 echo $ECHO_N "checking for tgoto... $ECHO_C" >&6
 if test "${ac_cv_func_tgoto+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 6741 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 7063 "configure"
 #include "confdefs.h"
 #define tgoto autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -6768,44 +7090,44 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6772: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7094: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6775: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6778: \"$ac_try\"") >&5
+  echo "$as_me:7097: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7100: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6781: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7103: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_tgoto=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_tgoto=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:6791: result: $ac_cv_func_tgoto" >&5
+echo "$as_me:7113: result: $ac_cv_func_tgoto" >&5
 echo "${ECHO_T}$ac_cv_func_tgoto" >&6
-if test $ac_cv_func_tgoto = yes; then
+if test "$ac_cv_func_tgoto" = yes; then
   cf_term_lib=predefined
 else
 
 			for cf_term_lib in $cf_check_list otermcap termcap tinfo termlib unknown
 			do
 				as_ac_Lib=`echo "ac_cv_lib_$cf_term_lib''_tgoto" | $as_tr_sh`
-echo "$as_me:6800: checking for tgoto in -l$cf_term_lib" >&5
+echo "$as_me:7122: checking for tgoto in -l$cf_term_lib" >&5
 echo $ECHO_N "checking for tgoto in -l$cf_term_lib... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Lib+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-l$cf_term_lib  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 6808 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 7130 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -6823,32 +7145,32 @@ tgoto ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6827: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7149: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6830: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6833: \"$ac_try\"") >&5
+  echo "$as_me:7152: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7155: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6836: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7158: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   eval "$as_ac_Lib=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 eval "$as_ac_Lib=no"
 fi
-rm -f conftest.$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 "$as_me:6847: result: `eval echo '${'$as_ac_Lib'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Lib'}'`" >&6
-if test `eval echo '${'$as_ac_Lib'}'` = yes; then
+echo "$as_me:7169: result: `eval echo '${'"$as_ac_Lib"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Lib"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Lib"'}'`" = yes; then
 
-					: ${cf_nculib_root:=$cf_term_lib}
+					: "${cf_nculib_root:=$cf_term_lib}"
 					break
 
 fi
@@ -6867,10 +7189,10 @@ fi
 		do
 			LIBS="-l$cf_curs_lib $cf_save_LIBS"
 			if test "$cf_term_lib" = unknown || test "$cf_term_lib" = "$cf_curs_lib" ; then
-				echo "$as_me:6870: checking if we can link with $cf_curs_lib library" >&5
+				echo "$as_me:7192: checking if we can link with $cf_curs_lib library" >&5
 echo $ECHO_N "checking if we can link with $cf_curs_lib library... $ECHO_C" >&6
-				cat >conftest.$ac_ext <<_ACEOF
-#line 6873 "configure"
+				cat >"conftest.$ac_ext" <<_ACEOF
+#line 7195 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -6881,35 +7203,35 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6885: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7207: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6888: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6891: \"$ac_try\"") >&5
+  echo "$as_me:7210: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7213: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6894: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7216: \$? = $ac_status" >&5
+  (exit "$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$ac_exeext conftest.$ac_ext
-				echo "$as_me:6903: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+				echo "$as_me:7225: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
-				test $cf_result = yes && break
+				test "$cf_result" = yes && break
 			elif test "$cf_curs_lib" = "$cf_term_lib" ; then
 				cf_result=no
 			elif test "$cf_term_lib" != predefined ; then
-				echo "$as_me:6909: checking if we need both $cf_curs_lib and $cf_term_lib libraries" >&5
+				echo "$as_me:7231: checking if we need both $cf_curs_lib and $cf_term_lib libraries" >&5
 echo $ECHO_N "checking if we need both $cf_curs_lib and $cf_term_lib libraries... $ECHO_C" >&6
-				cat >conftest.$ac_ext <<_ACEOF
-#line 6912 "configure"
+				cat >"conftest.$ac_ext" <<_ACEOF
+#line 7234 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -6920,26 +7242,26 @@ initscr(); tgoto((char *)0, 0, 0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6924: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7246: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6927: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6930: \"$ac_try\"") >&5
+  echo "$as_me:7249: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7252: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6933: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7255: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_result=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 					LIBS="-l$cf_curs_lib -l$cf_term_lib $cf_save_LIBS"
-					cat >conftest.$ac_ext <<_ACEOF
-#line 6942 "configure"
+					cat >"conftest.$ac_ext" <<_ACEOF
+#line 7264 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -6950,35 +7272,35 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:6954: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7276: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:6957: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:6960: \"$ac_try\"") >&5
+  echo "$as_me:7279: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7282: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:6963: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7285: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_result=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_result=error
 fi
-rm -f conftest.$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.$ac_ext
-				echo "$as_me:6975: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+				echo "$as_me:7297: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
-				test $cf_result != error && break
+				test "$cf_result" != error && break
 			fi
 		done
 	fi
-	test $cf_curs_lib = unknown && { { echo "$as_me:6981: error: no curses library found" >&5
+	test "$cf_curs_lib" = unknown && { { echo "$as_me:7303: error: no curses library found" >&5
 echo "$as_me: error: no curses library found" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -6987,15 +7309,15 @@ fi
 	;;
 (ncursesw*)
 
-echo "$as_me:6990: checking for multibyte character support" >&5
+echo "$as_me:7312: 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 6998 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 7320 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -7007,34 +7329,34 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7011: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7333: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7014: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7017: \"$ac_try\"") >&5
+  echo "$as_me:7336: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7339: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7020: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7342: \$? = $ac_status" >&5
+  (exit "$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 "${as_me:-configure}:7032: testing Starting FIND_LINKAGE(utf8,) ..." 1>&5
+echo "${as_me:-configure}:7354: testing Starting FIND_LINKAGE(utf8,) ..." 1>&5
 
 cf_save_LIBS="$LIBS"
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 7037 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 7359 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -7046,18 +7368,18 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7050: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7372: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7053: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7056: \"$ac_try\"") >&5
+  echo "$as_me:7375: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7378: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7059: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7381: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_find_linkage_utf8=yes
 	cf_cv_header_path_utf8=/usr/include
@@ -7065,12 +7387,12 @@ if { (eval echo "$as_me:7050: \"$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.$ac_ext <<_ACEOF
-#line 7073 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 7395 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -7082,18 +7404,18 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7086: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7408: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7089: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7092: \"$ac_try\"") >&5
+  echo "$as_me:7411: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7414: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7095: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7417: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_find_linkage_utf8=yes
 	cf_cv_header_path_utf8=/usr/include
@@ -7102,16 +7424,16 @@ if { (eval echo "$as_me:7086: \"$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 "${as_me:-configure}:7112: testing find linkage for utf8 library ..." 1>&5
+echo "${as_me:-configure}:7434: testing find linkage for utf8 library ..." 1>&5
 
-echo "${as_me:-configure}:7114: testing Searching for headers in FIND_LINKAGE(utf8,) ..." 1>&5
+echo "${as_me:-configure}:7436: testing Searching for headers in FIND_LINKAGE(utf8,) ..." 1>&5
 
 	cf_save_CPPFLAGS="$CPPFLAGS"
 	cf_test_CPPFLAGS="$CPPFLAGS"
@@ -7123,7 +7445,7 @@ 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 ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
@@ -7131,11 +7453,11 @@ 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 $cf_search"
@@ -7152,11 +7474,11 @@ test "x$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 \
@@ -7170,13 +7492,13 @@ 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
@@ -7184,33 +7506,33 @@ 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}:7205: testing ... testing $cf_cv_header_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:7527: 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.$ac_ext <<_ACEOF
-#line 7213 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 7535 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -7222,40 +7544,40 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7226: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:7548: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7229: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7232: \"$ac_try\"") >&5
+  echo "$as_me:7551: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:7554: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7235: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7557: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 				test -n "$verbose" && echo "	... found utf8 headers in $cf_cv_header_path_utf8" 1>&6
 
-echo "${as_me:-configure}:7240: testing ... found utf8 headers in $cf_cv_header_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:7562: 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 "${as_me:-configure}:7258: testing Searching for utf8 library in FIND_LINKAGE(utf8,) ..." 1>&5
+echo "${as_me:-configure}:7580: testing Searching for utf8 library in FIND_LINKAGE(utf8,) ..." 1>&5
 
 		cf_save_LIBS="$LIBS"
 		cf_save_LDFLAGS="$LDFLAGS"
@@ -7267,7 +7589,7 @@ 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 ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
@@ -7275,11 +7597,11 @@ 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 $cf_search"
@@ -7294,11 +7616,11 @@ test "x$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 \
@@ -7312,13 +7634,13 @@ 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
@@ -7327,16 +7649,16 @@ 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}:7333: testing ... testing $cf_cv_library_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:7655: 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 7339 "configure"
+					cat >"conftest.$ac_ext" <<_ACEOF
+#line 7661 "configure"
 #include "confdefs.h"
 
 #include <libutf8.h>
@@ -7348,36 +7670,36 @@ putwc(0,0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7352: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:7674: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7355: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7358: \"$ac_try\"") >&5
+  echo "$as_me:7677: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:7680: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7361: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7683: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 					test -n "$verbose" && echo "	... found utf8 library in $cf_cv_library_path_utf8" 1>&6
 
-echo "${as_me:-configure}:7366: testing ... found utf8 library in $cf_cv_library_path_utf8 ..." 1>&5
+echo "${as_me:-configure}:7688: 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="$cf_save_CPPFLAGS"
@@ -7389,10 +7711,10 @@ rm -f conftest.$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"
 
@@ -7403,9 +7725,9 @@ 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:7408: result: $cf_cv_utf8_lib" >&5
+echo "$as_me:7730: 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
@@ -7419,9 +7741,9 @@ 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
@@ -7442,8 +7764,8 @@ if test -n "$cf_cv_header_path_utf8" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 7446 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 7768 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -7454,25 +7776,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7458: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:7780: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7461: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7464: \"$ac_try\"") >&5
+  echo "$as_me:7783: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:7786: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7467: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:7789: \$? = $ac_status" >&5
+  (exit "$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
@@ -7481,11 +7803,11 @@ 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}:7484: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:7806: 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="$cf_top_incdir"
 		else
@@ -7501,9 +7823,9 @@ fi
 if test -n "$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
@@ -7517,7 +7839,7 @@ 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}:7520: testing adding $cf_add_libdir to library-path ..." 1>&5
+echo "${as_me:-configure}:7842: testing adding $cf_add_libdir to library-path ..." 1>&5
 
 				LDFLAGS="-L$cf_add_libdir $LDFLAGS"
 			fi
@@ -7547,13 +7869,13 @@ cf_ncuconfig_root=$cf_cv_screen
 cf_have_ncuconfig=no
 
 if test "x${PKG_CONFIG:=none}" != xnone; then
-	echo "$as_me:7550: checking pkg-config for $cf_ncuconfig_root" >&5
+	echo "$as_me:7872: checking pkg-config for $cf_ncuconfig_root" >&5
 echo $ECHO_N "checking pkg-config for $cf_ncuconfig_root... $ECHO_C" >&6
 	if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
-		echo "$as_me:7553: result: yes" >&5
+		echo "$as_me:7875: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-		echo "$as_me:7556: checking if the $cf_ncuconfig_root package files work" >&5
+		echo "$as_me:7878: checking if the $cf_ncuconfig_root package files work" >&5
 echo $ECHO_N "checking if the $cf_ncuconfig_root package files work... $ECHO_C" >&6
 		cf_have_ncuconfig=unknown
 
@@ -7561,8 +7883,8 @@ echo $ECHO_N "checking if the $cf_ncuconfig_root package files work... $ECHO_C"
 		cf_save_CPPFLAGS="$CPPFLAGS"
 		cf_save_LIBS="$LIBS"
 
-		cf_pkg_cflags=`$PKG_CONFIG --cflags $cf_ncuconfig_root`
-		cf_pkg_libs=`$PKG_CONFIG --libs $cf_ncuconfig_root`
+		cf_pkg_cflags="`$PKG_CONFIG --cflags $cf_ncuconfig_root`"
+		cf_pkg_libs="`$PKG_CONFIG --libs $cf_ncuconfig_root`"
 
 		# while -W for passing linker flags is prevalent, it is not "standard".
 		# At least one wrapper for c89/c99 (in Apple's xcode) has its own
@@ -7578,19 +7900,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_pkg_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"
@@ -7609,7 +7931,7 @@ 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/=.*//'`
 
@@ -7639,7 +7961,7 @@ 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}" \
@@ -7685,66 +8007,66 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 7689 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 8011 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7701: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8023: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7704: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7707: \"$ac_try\"") >&5
+  echo "$as_me:8026: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8029: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7710: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8032: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_test_ncuconfig=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 7716 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8038 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 					int main(void)
 					{ char *xx = curses_version(); return (xx == 0); }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:7723: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:8045: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7726: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:7728: \"$ac_try\"") >&5
+  echo "$as_me:8048: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:8050: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7731: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8053: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_test_ncuconfig=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_test_ncuconfig=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
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_test_ncuconfig=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 			CFLAGS="$cf_save_CFLAGS"
 			CPPFLAGS="$cf_save_CPPFLAGS"
@@ -7766,19 +8088,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_pkg_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"
@@ -7797,7 +8119,7 @@ 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/=.*//'`
 
@@ -7827,7 +8149,7 @@ 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}" \
@@ -7873,67 +8195,67 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 7877 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 8199 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:7889: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:8211: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7892: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:7895: \"$ac_try\"") >&5
+  echo "$as_me:8214: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:8217: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7898: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8220: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_have_ncuconfig=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 7904 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8226 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 				int main(void)
 				{ char *xx = curses_version(); return (xx == 0); }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:7911: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:8233: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:7914: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:7916: \"$ac_try\"") >&5
+  echo "$as_me:8236: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:8238: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7919: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8241: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_have_ncuconfig=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_have_ncuconfig=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
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_ncuconfig=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		echo "$as_me:7936: result: $cf_have_ncuconfig" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:8258: result: $cf_have_ncuconfig" >&5
 echo "${ECHO_T}$cf_have_ncuconfig" >&6
 		test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
 		if test "$cf_have_ncuconfig" != "yes"
@@ -7949,13 +8271,13 @@ EOF
 
 			NCURSES_CONFIG_PKG=$cf_ncuconfig_root
 
-echo "$as_me:7952: checking for terminfo header" >&5
+echo "$as_me:8274: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -7966,8 +8288,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 7970 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 8292 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -7981,38 +8303,38 @@ int x = auto_left_margin; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:7985: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8307: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:7988: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:7991: \"$ac_try\"") >&5
+  echo "$as_me:8310: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8313: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:7994: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8316: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:8010: result: $cf_cv_term_header" >&5
+echo "$as_me:8332: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -8022,7 +8344,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -8042,7 +8364,7 @@ esac
 		fi
 
 	else
-		echo "$as_me:8045: result: no" >&5
+		echo "$as_me:8367: result: no" >&5
 echo "${ECHO_T}no" >&6
 		NCURSES_CONFIG_PKG=none
 	fi
@@ -8058,7 +8380,7 @@ if test -n "$ac_tool_prefix"; then
   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:8061: checking for $ac_word" >&5
+echo "$as_me:8383: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8073,7 +8395,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_NCURSES_CONFIG="$ac_tool_prefix$ac_prog"
-echo "$as_me:8076: found $ac_dir/$ac_word" >&5
+echo "$as_me:8398: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -8081,10 +8403,10 @@ fi
 fi
 NCURSES_CONFIG=$ac_cv_prog_NCURSES_CONFIG
 if test -n "$NCURSES_CONFIG"; then
-  echo "$as_me:8084: result: $NCURSES_CONFIG" >&5
+  echo "$as_me:8406: result: $NCURSES_CONFIG" >&5
 echo "${ECHO_T}$NCURSES_CONFIG" >&6
 else
-  echo "$as_me:8087: result: no" >&5
+  echo "$as_me:8409: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8097,7 +8419,7 @@ if test -z "$NCURSES_CONFIG"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:8100: checking for $ac_word" >&5
+echo "$as_me:8422: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8112,7 +8434,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_NCURSES_CONFIG="$ac_prog"
-echo "$as_me:8115: found $ac_dir/$ac_word" >&5
+echo "$as_me:8437: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -8120,10 +8442,10 @@ fi
 fi
 ac_ct_NCURSES_CONFIG=$ac_cv_prog_ac_ct_NCURSES_CONFIG
 if test -n "$ac_ct_NCURSES_CONFIG"; then
-  echo "$as_me:8123: result: $ac_ct_NCURSES_CONFIG" >&5
+  echo "$as_me:8445: result: $ac_ct_NCURSES_CONFIG" >&5
 echo "${ECHO_T}$ac_ct_NCURSES_CONFIG" >&6
 else
-  echo "$as_me:8126: result: no" >&5
+  echo "$as_me:8448: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -8143,19 +8465,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in `$NCURSES_CONFIG --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"
@@ -8174,7 +8496,7 @@ 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/=.*//'`
 
@@ -8204,7 +8526,7 @@ 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 "${cf_tst_cflags}" \
@@ -8252,7 +8574,7 @@ LIBS="$cf_add_libs"
 
 		# even with config script, some packages use no-override for curses.h
 
-echo "$as_me:8255: checking if we have identified curses headers" >&5
+echo "$as_me:8577: checking if we have identified curses headers" >&5
 echo $ECHO_N "checking if we have identified curses headers... $ECHO_C" >&6
 if test "${cf_cv_ncurses_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8263,8 +8585,8 @@ for cf_header in \
 	ncurses.h $cf_cv_screen/ncurses.h \
 	curses.h $cf_cv_screen/curses.h
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 8267 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 8589 "configure"
 #include "confdefs.h"
 #include <${cf_header}>
 int
@@ -8275,32 +8597,32 @@ initscr(); tgoto("?", 0,0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:8279: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8601: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:8282: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:8285: \"$ac_try\"") >&5
+  echo "$as_me:8604: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8607: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8288: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8610: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_header=$cf_header; break
 else
   echo "$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
 
 fi
-echo "$as_me:8299: result: $cf_cv_ncurses_header" >&5
+echo "$as_me:8621: result: $cf_cv_ncurses_header" >&5
 echo "${ECHO_T}$cf_cv_ncurses_header" >&6
 
 if test "$cf_cv_ncurses_header" = none ; then
-	{ { echo "$as_me:8303: error: No curses header-files found" >&5
+	{ { echo "$as_me:8625: error: No curses header-files found" >&5
 echo "$as_me: error: No curses header-files found" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -8310,24 +8632,24 @@ fi
 for ac_header in $cf_cv_ncurses_header
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:8313: checking for $ac_header" >&5
+echo "$as_me:8635: 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 8319 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8641 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:8323: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:8645: \"$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:8329: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:8651: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -8340,14 +8662,14 @@ if test -z "$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:8348: 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:8670: 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" | $as_tr_cpp` 1
 EOF
@@ -8365,7 +8687,7 @@ cf_nculib_ROOT=`echo "HAVE_LIB$cf_ncuconfig_root" | sed y%abcdefghijklmnopqrstuv
 #define $cf_nculib_ROOT 1
 EOF
 
-				cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
+				cf_cv_ncurses_version="`$NCURSES_CONFIG --version`"
 
 	else
 
@@ -8377,9 +8699,9 @@ test "$cf_cv_curses_dir" != "no" && { \
 if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
   for cf_add_incdir in $cf_cv_curses_dir/include/$cf_ncuhdr_root
   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
@@ -8400,8 +8722,8 @@ if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 8404 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8726 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -8412,25 +8734,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:8416: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8738: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:8419: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:8422: \"$ac_try\"") >&5
+  echo "$as_me:8741: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8744: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8425: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8747: \$? = $ac_status" >&5
+  (exit "$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
@@ -8439,11 +8761,11 @@ 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}:8442: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:8764: 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
@@ -8458,19 +8780,19 @@ fi
 
 }
 
-echo "$as_me:8461: checking for $cf_ncuhdr_root header in include-path" >&5
+echo "$as_me:8783: checking for $cf_ncuhdr_root header in include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root header in include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
-	( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
+	{ test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw; } && cf_header_list="$cf_header_list curses.h ncurses.h"
 	for cf_header in $cf_header_list
 	do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 8473 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 8795 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -8480,10 +8802,10 @@ main (void)
 
 #ifdef NCURSES_VERSION
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -8493,39 +8815,39 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:8497: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8819: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:8500: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:8503: \"$ac_try\"") >&5
+  echo "$as_me:8822: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8825: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8506: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8828: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 		test "$cf_cv_ncurses_h" != no && break
 	done
 
 fi
-echo "$as_me:8521: result: $cf_cv_ncurses_h" >&5
+echo "$as_me:8843: result: $cf_cv_ncurses_h" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h" >&6
 
 if test "$cf_cv_ncurses_h" != no ; then
 	cf_cv_ncurses_header=$cf_cv_ncurses_h
 else
 
-echo "$as_me:8528: checking for $cf_ncuhdr_root include-path" >&5
+echo "$as_me:8850: checking for $cf_ncuhdr_root include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h2+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8540,7 +8862,7 @@ cf_header_path_list=""
 if test -n "${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 ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
@@ -8548,11 +8870,11 @@ 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 $cf_header_path/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
-	test -d $cf_header_path/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include" &&          cf_search="$cf_search $cf_header_path/include"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 			cf_header_path_list="$cf_header_path_list $cf_search"
@@ -8569,11 +8891,11 @@ test "x$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 $prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
-	test -d $prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$prefix/include" &&          cf_search="$cf_search $prefix/include"
+	test -d "$prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
+	test -d "$prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 for cf_subdir_prefix in \
@@ -8587,13 +8909,13 @@ 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 $cf_subdir_prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
-	test -d $cf_subdir_prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include" &&          cf_search="$cf_search $cf_subdir_prefix/include"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 done
@@ -8601,20 +8923,20 @@ done
 test "$includedir" != NONE && \
 test "$includedir" != "/usr/include" && \
 test -d "$includedir" && {
-	test -d $includedir &&    cf_search="$cf_search $includedir"
-	test -d $includedir/$cf_ncuhdr_root && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
+	test -d "$includedir" &&    cf_search="$cf_search $includedir"
+	test -d "$includedir/$cf_ncuhdr_root" && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
 }
 
 test "$oldincludedir" != NONE && \
 test "$oldincludedir" != "/usr/include" && \
 test -d "$oldincludedir" && {
-	test -d $oldincludedir    && cf_search="$cf_search $oldincludedir"
-	test -d $oldincludedir/$cf_ncuhdr_root && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
+	test -d "$oldincludedir"    && cf_search="$cf_search $oldincludedir"
+	test -d "$oldincludedir/$cf_ncuhdr_root" && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
 }
 
 cf_search="$cf_search $cf_header_path_list"
 
-	test -n "$verbose" && echo search path $cf_search
+	test -n "$verbose" && echo "search path $cf_search"
 	cf_save2_CPPFLAGS="$CPPFLAGS"
 	for cf_incdir in $cf_search
 	do
@@ -8622,9 +8944,9 @@ cf_search="$cf_search $cf_header_path_list"
 if test -n "$cf_incdir" ; then
   for cf_add_incdir in $cf_incdir
   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
@@ -8645,8 +8967,8 @@ if test -n "$cf_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 8649 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 8971 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -8657,25 +8979,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:8661: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:8983: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:8664: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:8667: \"$ac_try\"") >&5
+  echo "$as_me:8986: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:8989: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8670: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:8992: \$? = $ac_status" >&5
+  (exit "$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
@@ -8684,11 +9006,11 @@ 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}:8687: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:9009: 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
@@ -8706,8 +9028,8 @@ fi
 			curses.h
 		do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 8710 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 9032 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -8717,10 +9039,10 @@ main (void)
 
 #ifdef NCURSES_VERSION
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -8730,30 +9052,30 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:8734: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:9056: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:8737: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:8740: \"$ac_try\"") >&5
+  echo "$as_me:9059: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:9062: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8743: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9065: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h2=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h2=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 			if test "$cf_cv_ncurses_h2" != no ; then
 				cf_cv_ncurses_h2=$cf_incdir/$cf_header
-				test -n "$verbose" && echo $ac_n "	... found $ac_c" 1>&6
+				test -n "$verbose" && echo $ECHO_N "	... found $ECHO_C" 1>&6
 				break
 			fi
 			test -n "$verbose" && echo "	... tested $cf_incdir/$cf_header" 1>&6
@@ -8761,26 +9083,26 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		CPPFLAGS="$cf_save2_CPPFLAGS"
 		test "$cf_cv_ncurses_h2" != no && break
 	done
-	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:8764: error: not found" >&5
+	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:9086: error: not found" >&5
 echo "$as_me: error: not found" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:8769: result: $cf_cv_ncurses_h2" >&5
+echo "$as_me:9091: result: $cf_cv_ncurses_h2" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h2" >&6
 
-	cf_1st_incdir=`echo $cf_cv_ncurses_h2 | sed -e 's%/[^/]*$%%'`
-	cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
-	if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
-		cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
+	cf_1st_incdir=`echo "$cf_cv_ncurses_h2" | sed -e 's%/[^/]*$%%'`
+	cf_cv_ncurses_header="`basename "$cf_cv_ncurses_h2"`"
+	if test "`basename "$cf_1st_incdir"`" = "$cf_ncuhdr_root" ; then
+		cf_cv_ncurses_header="$cf_ncuhdr_root/$cf_cv_ncurses_header"
 	fi
 
 if test -n "$cf_1st_incdir" ; then
   for cf_add_incdir in $cf_1st_incdir
   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
@@ -8801,8 +9123,8 @@ if test -n "$cf_1st_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 8805 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 9127 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -8813,25 +9135,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:8817: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:9139: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:8820: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:8823: \"$ac_try\"") >&5
+  echo "$as_me:9142: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:9145: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8826: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9148: \$? = $ac_status" >&5
+  (exit "$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
@@ -8840,11 +9162,11 @@ 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}:8843: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:9165: 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
@@ -8861,7 +9183,7 @@ fi
 
 # Set definitions to allow ifdef'ing for ncurses.h
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (*ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -8871,7 +9193,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (ncurses/curses.h|ncurses/ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -8888,13 +9210,13 @@ EOF
 	;;
 esac
 
-echo "$as_me:8891: checking for terminfo header" >&5
+echo "$as_me:9213: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -8905,8 +9227,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 8909 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 9231 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -8920,38 +9242,38 @@ int x = auto_left_margin; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:8924: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:9246: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:8927: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:8930: \"$ac_try\"") >&5
+  echo "$as_me:9249: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:9252: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:8933: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9255: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:8949: result: $cf_cv_term_header" >&5
+echo "$as_me:9271: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -8961,7 +9283,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -8984,7 +9306,7 @@ cat >>confdefs.h <<\EOF
 #define NCURSES 1
 EOF
 
-echo "$as_me:8987: checking for ncurses version" >&5
+echo "$as_me:9309: checking for ncurses version" >&5
 echo $ECHO_N "checking for ncurses version... $ECHO_C" >&6
 if test "${cf_cv_ncurses_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -8992,12 +9314,12 @@ else
 
 	cf_cv_ncurses_version=no
 	cf_tempfile=out$$
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 	if test "$cross_compiling" = yes; then
 
 	# This will not work if the preprocessor splits the line after the
 	# Autoconf token.  The 'unproto' program does that.
-	cat > conftest.$ac_ext <<EOF
+	cat > "conftest.$ac_ext" <<EOF
 #include <${cf_cv_ncurses_header:-curses.h}>
 #undef Autoconf
 #ifdef NCURSES_VERSION
@@ -9010,20 +9332,20 @@ Autoconf "old"
 #endif
 EOF
 	cf_try="$ac_cpp conftest.$ac_ext 2>&5 | grep '^Autoconf ' >conftest.out"
-	{ (eval echo "$as_me:9013: \"$cf_try\"") >&5
+	{ (eval echo "$as_me:9335: \"$cf_try\"") >&5
   (eval $cf_try) 2>&5
   ac_status=$?
-  echo "$as_me:9016: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:9338: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 	if test -f conftest.out ; then
-		cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%'`
+		cf_out=`sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%' conftest.out`
 		test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
 		rm -f conftest.out
 	fi
 
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9026 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 9348 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -9033,13 +9355,13 @@ int main(void)
 	FILE *fp = fopen("$cf_tempfile", "w");
 #ifdef NCURSES_VERSION
 # ifdef NCURSES_VERSION_PATCH
-	fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
+	fprintf(fp, "%s.%d\\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
 # else
-	fprintf(fp, "%s\n", NCURSES_VERSION);
+	fprintf(fp, "%s\\n", NCURSES_VERSION);
 # endif
 #else
 # ifdef __NCURSES_H
-	fprintf(fp, "old\n");
+	fprintf(fp, "old\\n");
 # else
 	make an error
 # endif
@@ -9047,30 +9369,30 @@ int main(void)
 	${cf_cv_main_return:-return}(0);
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:9051: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:9373: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9054: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:9056: \"$ac_try\"") >&5
+  echo "$as_me:9376: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:9378: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9059: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9381: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_ncurses_version=`cat $cf_tempfile`
 else
   echo "$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
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 
 fi
-echo "$as_me:9073: result: $cf_cv_ncurses_version" >&5
+echo "$as_me:9395: result: $cf_cv_ncurses_version" >&5
 echo "${ECHO_T}$cf_cv_ncurses_version" >&6
 test "$cf_cv_ncurses_version" = no ||
 cat >>confdefs.h <<\EOF
@@ -9083,15 +9405,15 @@ cf_nculib_root=$cf_cv_screen
 	# to link gpm.
 cf_ncurses_LIBS=""
 cf_ncurses_SAVE="$LIBS"
-echo "$as_me:9086: checking for Gpm_Open in -lgpm" >&5
+echo "$as_me:9408: 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 9094 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 9416 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -9109,39 +9431,39 @@ Gpm_Open ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9113: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:9435: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9116: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9119: \"$ac_try\"") >&5
+  echo "$as_me:9438: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9441: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9122: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9444: \$? = $ac_status" >&5
+  (exit "$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:9133: result: $ac_cv_lib_gpm_Gpm_Open" >&5
+echo "$as_me:9455: result: $ac_cv_lib_gpm_Gpm_Open" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_Gpm_Open" >&6
-if test $ac_cv_lib_gpm_Gpm_Open = yes; then
-  echo "$as_me:9136: checking for initscr in -lgpm" >&5
+if test "$ac_cv_lib_gpm_Gpm_Open" = yes; then
+  echo "$as_me:9458: checking for initscr in -lgpm" >&5
 echo $ECHO_N "checking for initscr in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_initscr+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 9144 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 9466 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -9159,30 +9481,30 @@ initscr ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9163: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:9485: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9166: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9169: \"$ac_try\"") >&5
+  echo "$as_me:9488: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9491: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9172: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9494: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_initscr=no
 fi
-rm -f conftest.$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:9183: result: $ac_cv_lib_gpm_initscr" >&5
+echo "$as_me:9505: result: $ac_cv_lib_gpm_initscr" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_initscr" >&6
-if test $ac_cv_lib_gpm_initscr = yes; then
+if test "$ac_cv_lib_gpm_initscr" = yes; then
   LIBS="$cf_ncurses_SAVE"
 else
   cf_ncurses_LIBS="-lgpm"
@@ -9190,20 +9512,20 @@ fi
 
 fi
 
-case $host_os in
+case "$host_os" in
 (freebsd*)
 	# This is only necessary if you are linking against an obsolete
 	# version of ncurses (but it should do no harm, since it's static).
 	if test "$cf_nculib_root" = ncurses ; then
-		echo "$as_me:9198: checking for tgoto in -lmytinfo" >&5
+		echo "$as_me:9520: checking for tgoto in -lmytinfo" >&5
 echo $ECHO_N "checking for tgoto in -lmytinfo... $ECHO_C" >&6
 if test "${ac_cv_lib_mytinfo_tgoto+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lmytinfo  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 9206 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 9528 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -9221,30 +9543,30 @@ tgoto ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9225: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:9547: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9228: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9231: \"$ac_try\"") >&5
+  echo "$as_me:9550: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9553: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9234: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9556: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_mytinfo_tgoto=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_mytinfo_tgoto=no
 fi
-rm -f conftest.$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:9245: result: $ac_cv_lib_mytinfo_tgoto" >&5
+echo "$as_me:9567: result: $ac_cv_lib_mytinfo_tgoto" >&5
 echo "${ECHO_T}$ac_cv_lib_mytinfo_tgoto" >&6
-if test $ac_cv_lib_mytinfo_tgoto = yes; then
+if test "$ac_cv_lib_mytinfo_tgoto" = yes; then
   cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"
 fi
 
@@ -9268,7 +9590,7 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
+if test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no"
 then
 
 cf_add_libs="$LIBS"
@@ -9289,15 +9611,15 @@ LIBS="$cf_add_libs"
 
 else
 
-	eval 'cf_cv_have_lib_'$cf_nculib_root'=no'
+	eval 'cf_cv_have_lib_'"$cf_nculib_root"'=no'
 	cf_libdir=""
-	echo "$as_me:9294: checking for initscr" >&5
+	echo "$as_me:9616: checking for initscr" >&5
 echo $ECHO_N "checking for initscr... $ECHO_C" >&6
 if test "${ac_cv_func_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9300 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 9622 "configure"
 #include "confdefs.h"
 #define initscr autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -9327,38 +9649,38 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9331: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:9653: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9334: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9337: \"$ac_try\"") >&5
+  echo "$as_me:9656: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9659: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9340: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:9662: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_initscr=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:9350: result: $ac_cv_func_initscr" >&5
+echo "$as_me:9672: result: $ac_cv_func_initscr" >&5
 echo "${ECHO_T}$ac_cv_func_initscr" >&6
-if test $ac_cv_func_initscr = yes; then
-  eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+if test "$ac_cv_func_initscr" = yes; then
+  eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 else
 
 		cf_save_LIBS="$LIBS"
-		echo "$as_me:9357: checking for initscr in -l$cf_nculib_root" >&5
+		echo "$as_me:9679: checking for initscr in -l$cf_nculib_root" >&5
 echo $ECHO_N "checking for initscr in -l$cf_nculib_root... $ECHO_C" >&6
 		LIBS="-l$cf_nculib_root $LIBS"
-		cat >conftest.$ac_ext <<_ACEOF
-#line 9361 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 9683 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -9369,26 +9691,26 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9373: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:9695: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9376: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9379: \"$ac_try\"") >&5
+  echo "$as_me:9698: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9701: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9382: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:9384: result: yes" >&5
+  echo "$as_me:9704: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:9706: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:9391: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:9713: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 cf_search=
@@ -9396,7 +9718,7 @@ 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 ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
@@ -9404,11 +9726,11 @@ 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 $cf_library_path/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
-	test -d $cf_library_path/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib" &&          cf_search="$cf_search $cf_library_path/lib"
+	test -d "$cf_library_path/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 			cf_library_path_list="$cf_library_path_list $cf_search"
@@ -9423,11 +9745,11 @@ test "x$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 $prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
-	test -d $prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$prefix/lib" &&          cf_search="$cf_search $prefix/lib"
+	test -d "$prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
+	test -d "$prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 for cf_subdir_prefix in \
@@ -9441,13 +9763,13 @@ 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 $cf_subdir_prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
-	test -d $cf_subdir_prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib" &&          cf_search="$cf_search $cf_subdir_prefix/lib"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 done
@@ -9456,11 +9778,11 @@ cf_search="$cf_library_path_list $cf_search"
 
 			for cf_libdir in $cf_search
 			do
-				echo "$as_me:9459: checking for -l$cf_nculib_root in $cf_libdir" >&5
+				echo "$as_me:9781: checking for -l$cf_nculib_root in $cf_libdir" >&5
 echo $ECHO_N "checking for -l$cf_nculib_root in $cf_libdir... $ECHO_C" >&6
 				LIBS="-L$cf_libdir -l$cf_nculib_root $cf_save_LIBS"
-				cat >conftest.$ac_ext <<_ACEOF
-#line 9463 "configure"
+				cat >"conftest.$ac_ext" <<_ACEOF
+#line 9785 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -9471,41 +9793,41 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9475: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:9797: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9478: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9481: \"$ac_try\"") >&5
+  echo "$as_me:9800: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9803: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9484: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:9486: result: yes" >&5
+  echo "$as_me:9806: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:9808: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 		 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 		 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 					 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:9493: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:9815: result: no" >&5
 echo "${ECHO_T}no" >&6
 					 LIBS="$cf_save_LIBS"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 			done
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
 
-eval 'cf_found_library=$cf_cv_have_lib_'$cf_nculib_root
+eval 'cf_found_library="$cf_cv_have_lib_'"$cf_nculib_root"\"
 
-if test $cf_found_library = no ; then
-	{ { echo "$as_me:9508: error: Cannot link $cf_nculib_root library" >&5
+if test "$cf_found_library" = no ; then
+	{ { echo "$as_me:9830: error: Cannot link $cf_nculib_root library" >&5
 echo "$as_me: error: Cannot link $cf_nculib_root library" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -9513,49 +9835,49 @@ fi
 fi
 
 if test -n "$cf_ncurses_LIBS" ; then
-	echo "$as_me:9516: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
+	echo "$as_me:9838: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
 echo $ECHO_N "checking if we can link $cf_nculib_root without $cf_ncurses_LIBS... $ECHO_C" >&6
 	cf_ncurses_SAVE="$LIBS"
 	for p in $cf_ncurses_LIBS ; do
-		q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
+		q=`echo "$LIBS" | sed -e "s%$p %%" -e "s%$p$%%"`
 		if test "$q" != "$LIBS" ; then
 			LIBS="$q"
 		fi
 	done
-	cat >conftest.$ac_ext <<_ACEOF
-#line 9526 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 9848 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9538: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:9860: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9541: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9544: \"$ac_try\"") >&5
+  echo "$as_me:9863: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:9866: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9547: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:9549: result: yes" >&5
+  echo "$as_me:9869: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:9871: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:9554: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:9876: result: no" >&5
 echo "${ECHO_T}no" >&6
 		 LIBS="$cf_ncurses_SAVE"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
 
 cf_nculib_ROOT=`echo "HAVE_LIB$cf_nculib_root" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
@@ -9576,13 +9898,13 @@ cf_ncuconfig_root=$cf_cv_screen
 cf_have_ncuconfig=no
 
 if test "x${PKG_CONFIG:=none}" != xnone; then
-	echo "$as_me:9579: checking pkg-config for $cf_ncuconfig_root" >&5
+	echo "$as_me:9901: checking pkg-config for $cf_ncuconfig_root" >&5
 echo $ECHO_N "checking pkg-config for $cf_ncuconfig_root... $ECHO_C" >&6
 	if "$PKG_CONFIG" --exists $cf_ncuconfig_root ; then
-		echo "$as_me:9582: result: yes" >&5
+		echo "$as_me:9904: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-		echo "$as_me:9585: checking if the $cf_ncuconfig_root package files work" >&5
+		echo "$as_me:9907: checking if the $cf_ncuconfig_root package files work" >&5
 echo $ECHO_N "checking if the $cf_ncuconfig_root package files work... $ECHO_C" >&6
 		cf_have_ncuconfig=unknown
 
@@ -9590,8 +9912,8 @@ echo $ECHO_N "checking if the $cf_ncuconfig_root package files work... $ECHO_C"
 		cf_save_CPPFLAGS="$CPPFLAGS"
 		cf_save_LIBS="$LIBS"
 
-		cf_pkg_cflags=`$PKG_CONFIG --cflags $cf_ncuconfig_root`
-		cf_pkg_libs=`$PKG_CONFIG --libs $cf_ncuconfig_root`
+		cf_pkg_cflags="`$PKG_CONFIG --cflags $cf_ncuconfig_root`"
+		cf_pkg_libs="`$PKG_CONFIG --libs $cf_ncuconfig_root`"
 
 		# while -W for passing linker flags is prevalent, it is not "standard".
 		# At least one wrapper for c89/c99 (in Apple's xcode) has its own
@@ -9607,19 +9929,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_pkg_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"
@@ -9638,7 +9960,7 @@ 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/=.*//'`
 
@@ -9668,7 +9990,7 @@ 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}" \
@@ -9714,66 +10036,66 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-			cat >conftest.$ac_ext <<_ACEOF
-#line 9718 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 10040 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9730: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10052: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9733: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9736: \"$ac_try\"") >&5
+  echo "$as_me:10055: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10058: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9739: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10061: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_test_ncuconfig=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9745 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10067 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 					int main(void)
 					{ char *xx = curses_version(); return (xx == 0); }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:9752: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:10074: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9755: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:9757: \"$ac_try\"") >&5
+  echo "$as_me:10077: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:10079: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9760: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10082: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_test_ncuconfig=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_test_ncuconfig=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
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_test_ncuconfig=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 			CFLAGS="$cf_save_CFLAGS"
 			CPPFLAGS="$cf_save_CPPFLAGS"
@@ -9795,19 +10117,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $cf_pkg_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"
@@ -9826,7 +10148,7 @@ 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/=.*//'`
 
@@ -9856,7 +10178,7 @@ 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}" \
@@ -9902,67 +10224,67 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 9906 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 10228 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:9918: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:10240: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9921: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:9924: \"$ac_try\"") >&5
+  echo "$as_me:10243: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:10246: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9927: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10249: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_have_ncuconfig=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 9933 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10255 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 				int main(void)
 				{ char *xx = curses_version(); return (xx == 0); }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:9940: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:10262: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:9943: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:9945: \"$ac_try\"") >&5
+  echo "$as_me:10265: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:10267: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:9948: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10270: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_have_ncuconfig=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_have_ncuconfig=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
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_ncuconfig=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		echo "$as_me:9965: result: $cf_have_ncuconfig" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:10287: result: $cf_have_ncuconfig" >&5
 echo "${ECHO_T}$cf_have_ncuconfig" >&6
 		test "$cf_have_ncuconfig" = maybe && cf_have_ncuconfig=yes
 		if test "$cf_have_ncuconfig" != "yes"
@@ -9978,13 +10300,13 @@ EOF
 
 			NCURSES_CONFIG_PKG=$cf_ncuconfig_root
 
-echo "$as_me:9981: checking for terminfo header" >&5
+echo "$as_me:10303: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -9995,8 +10317,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 9999 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 10321 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -10010,38 +10332,38 @@ int x = auto_left_margin; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10014: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10336: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10017: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10020: \"$ac_try\"") >&5
+  echo "$as_me:10339: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10342: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10023: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10345: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:10039: result: $cf_cv_term_header" >&5
+echo "$as_me:10361: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -10051,7 +10373,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -10071,7 +10393,7 @@ esac
 		fi
 
 	else
-		echo "$as_me:10074: result: no" >&5
+		echo "$as_me:10396: result: no" >&5
 echo "${ECHO_T}no" >&6
 		NCURSES_CONFIG_PKG=none
 	fi
@@ -10087,7 +10409,7 @@ if test -n "$ac_tool_prefix"; then
   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:10090: checking for $ac_word" >&5
+echo "$as_me:10412: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -10102,7 +10424,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_NCURSES_CONFIG="$ac_tool_prefix$ac_prog"
-echo "$as_me:10105: found $ac_dir/$ac_word" >&5
+echo "$as_me:10427: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -10110,10 +10432,10 @@ fi
 fi
 NCURSES_CONFIG=$ac_cv_prog_NCURSES_CONFIG
 if test -n "$NCURSES_CONFIG"; then
-  echo "$as_me:10113: result: $NCURSES_CONFIG" >&5
+  echo "$as_me:10435: result: $NCURSES_CONFIG" >&5
 echo "${ECHO_T}$NCURSES_CONFIG" >&6
 else
-  echo "$as_me:10116: result: no" >&5
+  echo "$as_me:10438: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -10126,7 +10448,7 @@ if test -z "$NCURSES_CONFIG"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:10129: checking for $ac_word" >&5
+echo "$as_me:10451: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_NCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -10141,7 +10463,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_NCURSES_CONFIG="$ac_prog"
-echo "$as_me:10144: found $ac_dir/$ac_word" >&5
+echo "$as_me:10466: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -10149,10 +10471,10 @@ fi
 fi
 ac_ct_NCURSES_CONFIG=$ac_cv_prog_ac_ct_NCURSES_CONFIG
 if test -n "$ac_ct_NCURSES_CONFIG"; then
-  echo "$as_me:10152: result: $ac_ct_NCURSES_CONFIG" >&5
+  echo "$as_me:10474: result: $ac_ct_NCURSES_CONFIG" >&5
 echo "${ECHO_T}$ac_ct_NCURSES_CONFIG" >&6
 else
-  echo "$as_me:10155: result: no" >&5
+  echo "$as_me:10477: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -10172,19 +10494,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in `$NCURSES_CONFIG --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"
@@ -10203,7 +10525,7 @@ 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/=.*//'`
 
@@ -10233,7 +10555,7 @@ 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 "${cf_tst_cflags}" \
@@ -10281,7 +10603,7 @@ LIBS="$cf_add_libs"
 
 		# even with config script, some packages use no-override for curses.h
 
-echo "$as_me:10284: checking if we have identified curses headers" >&5
+echo "$as_me:10606: checking if we have identified curses headers" >&5
 echo $ECHO_N "checking if we have identified curses headers... $ECHO_C" >&6
 if test "${cf_cv_ncurses_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -10292,8 +10614,8 @@ for cf_header in \
 	ncurses.h $cf_cv_screen/ncurses.h \
 	curses.h $cf_cv_screen/curses.h
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 10296 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 10618 "configure"
 #include "confdefs.h"
 #include <${cf_header}>
 int
@@ -10304,32 +10626,32 @@ initscr(); tgoto("?", 0,0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10308: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10630: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10311: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10314: \"$ac_try\"") >&5
+  echo "$as_me:10633: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10636: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10317: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10639: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_header=$cf_header; break
 else
   echo "$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
 
 fi
-echo "$as_me:10328: result: $cf_cv_ncurses_header" >&5
+echo "$as_me:10650: result: $cf_cv_ncurses_header" >&5
 echo "${ECHO_T}$cf_cv_ncurses_header" >&6
 
 if test "$cf_cv_ncurses_header" = none ; then
-	{ { echo "$as_me:10332: error: No curses header-files found" >&5
+	{ { echo "$as_me:10654: error: No curses header-files found" >&5
 echo "$as_me: error: No curses header-files found" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -10339,24 +10661,24 @@ fi
 for ac_header in $cf_cv_ncurses_header
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:10342: checking for $ac_header" >&5
+echo "$as_me:10664: 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 10348 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10670 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:10352: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:10674: \"$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:10358: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:10680: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -10369,14 +10691,14 @@ if test -z "$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:10377: 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:10699: 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" | $as_tr_cpp` 1
 EOF
@@ -10394,7 +10716,7 @@ cf_nculib_ROOT=`echo "HAVE_LIB$cf_ncuconfig_root" | sed y%abcdefghijklmnopqrstuv
 #define $cf_nculib_ROOT 1
 EOF
 
-				cf_cv_ncurses_version=`$NCURSES_CONFIG --version`
+				cf_cv_ncurses_version="`$NCURSES_CONFIG --version`"
 
 	else
 
@@ -10406,9 +10728,9 @@ test "$cf_cv_curses_dir" != "no" && { \
 if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
   for cf_add_incdir in $cf_cv_curses_dir/include/$cf_ncuhdr_root
   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
@@ -10429,8 +10751,8 @@ if test -n "$cf_cv_curses_dir/include/$cf_ncuhdr_root" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 10433 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 10755 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -10441,25 +10763,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10445: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10767: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10448: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10451: \"$ac_try\"") >&5
+  echo "$as_me:10770: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10773: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10454: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10776: \$? = $ac_status" >&5
+  (exit "$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
@@ -10468,11 +10790,11 @@ 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}:10471: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:10793: 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
@@ -10487,19 +10809,19 @@ fi
 
 }
 
-echo "$as_me:10490: checking for $cf_ncuhdr_root header in include-path" >&5
+echo "$as_me:10812: checking for $cf_ncuhdr_root header in include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root header in include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	cf_header_list="$cf_ncuhdr_root/curses.h $cf_ncuhdr_root/ncurses.h"
-	( test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw ) && cf_header_list="$cf_header_list curses.h ncurses.h"
+	{ test "$cf_ncuhdr_root" = ncurses || test "$cf_ncuhdr_root" = ncursesw; } && cf_header_list="$cf_header_list curses.h ncurses.h"
 	for cf_header in $cf_header_list
 	do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 10502 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 10824 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -10509,10 +10831,10 @@ main (void)
 
 #ifdef NCURSES_VERSION
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -10522,39 +10844,39 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10526: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:10848: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10529: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10532: \"$ac_try\"") >&5
+  echo "$as_me:10851: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:10854: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10535: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:10857: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 		test "$cf_cv_ncurses_h" != no && break
 	done
 
 fi
-echo "$as_me:10550: result: $cf_cv_ncurses_h" >&5
+echo "$as_me:10872: result: $cf_cv_ncurses_h" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h" >&6
 
 if test "$cf_cv_ncurses_h" != no ; then
 	cf_cv_ncurses_header=$cf_cv_ncurses_h
 else
 
-echo "$as_me:10557: checking for $cf_ncuhdr_root include-path" >&5
+echo "$as_me:10879: checking for $cf_ncuhdr_root include-path" >&5
 echo $ECHO_N "checking for $cf_ncuhdr_root include-path... $ECHO_C" >&6
 if test "${cf_cv_ncurses_h2+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -10569,7 +10891,7 @@ cf_header_path_list=""
 if test -n "${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 ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
@@ -10577,11 +10899,11 @@ 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 $cf_header_path/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
-	test -d $cf_header_path/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
-	test -d $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include" &&          cf_search="$cf_search $cf_header_path/include"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
+	test -d "$cf_header_path/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
+	test -d "$cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 			cf_header_path_list="$cf_header_path_list $cf_search"
@@ -10598,11 +10920,11 @@ test "x$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 $prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
-	test -d $prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
-	test -d $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$prefix/include" &&          cf_search="$cf_search $prefix/include"
+	test -d "$prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
+	test -d "$prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
+	test -d "$prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 for cf_subdir_prefix in \
@@ -10616,13 +10938,13 @@ 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 $cf_subdir_prefix/include/$cf_ncuhdr_root &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
-	test -d $cf_subdir_prefix/include/$cf_ncuhdr_root/include &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
-	test -d $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include" &&          cf_search="$cf_search $cf_subdir_prefix/include"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root" &&       cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
+	test -d "$cf_subdir_prefix/include/$cf_ncuhdr_root/include" &&    cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
+	test -d "$cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
 done
@@ -10630,20 +10952,20 @@ done
 test "$includedir" != NONE && \
 test "$includedir" != "/usr/include" && \
 test -d "$includedir" && {
-	test -d $includedir &&    cf_search="$cf_search $includedir"
-	test -d $includedir/$cf_ncuhdr_root && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
+	test -d "$includedir" &&    cf_search="$cf_search $includedir"
+	test -d "$includedir/$cf_ncuhdr_root" && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
 }
 
 test "$oldincludedir" != NONE && \
 test "$oldincludedir" != "/usr/include" && \
 test -d "$oldincludedir" && {
-	test -d $oldincludedir    && cf_search="$cf_search $oldincludedir"
-	test -d $oldincludedir/$cf_ncuhdr_root && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
+	test -d "$oldincludedir"    && cf_search="$cf_search $oldincludedir"
+	test -d "$oldincludedir/$cf_ncuhdr_root" && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
 }
 
 cf_search="$cf_search $cf_header_path_list"
 
-	test -n "$verbose" && echo search path $cf_search
+	test -n "$verbose" && echo "search path $cf_search"
 	cf_save2_CPPFLAGS="$CPPFLAGS"
 	for cf_incdir in $cf_search
 	do
@@ -10651,9 +10973,9 @@ cf_search="$cf_search $cf_header_path_list"
 if test -n "$cf_incdir" ; then
   for cf_add_incdir in $cf_incdir
   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
@@ -10674,8 +10996,8 @@ if test -n "$cf_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 10678 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 11000 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -10686,25 +11008,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10690: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11012: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10693: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10696: \"$ac_try\"") >&5
+  echo "$as_me:11015: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11018: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10699: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11021: \$? = $ac_status" >&5
+  (exit "$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
@@ -10713,11 +11035,11 @@ 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}:10716: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:11038: 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
@@ -10735,8 +11057,8 @@ fi
 			curses.h
 		do
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 10739 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 11061 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -10746,10 +11068,10 @@ main (void)
 
 #ifdef NCURSES_VERSION
 
-printf("%s\n", NCURSES_VERSION);
+printf("%s\\n", NCURSES_VERSION);
 #else
 #ifdef __NCURSES_H
-printf("old\n");
+printf("old\\n");
 #else
 	make an error
 #endif
@@ -10759,30 +11081,30 @@ printf("old\n");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10763: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11085: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10766: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10769: \"$ac_try\"") >&5
+  echo "$as_me:11088: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11091: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10772: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11094: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_h2=$cf_header
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_h2=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 			if test "$cf_cv_ncurses_h2" != no ; then
 				cf_cv_ncurses_h2=$cf_incdir/$cf_header
-				test -n "$verbose" && echo $ac_n "	... found $ac_c" 1>&6
+				test -n "$verbose" && echo $ECHO_N "	... found $ECHO_C" 1>&6
 				break
 			fi
 			test -n "$verbose" && echo "	... tested $cf_incdir/$cf_header" 1>&6
@@ -10790,26 +11112,26 @@ rm -f conftest.$ac_objext conftest.$ac_ext
 		CPPFLAGS="$cf_save2_CPPFLAGS"
 		test "$cf_cv_ncurses_h2" != no && break
 	done
-	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:10793: error: not found" >&5
+	test "$cf_cv_ncurses_h2" = no && { { echo "$as_me:11115: error: not found" >&5
 echo "$as_me: error: not found" >&2;}
    { (exit 1); exit 1; }; }
 
 fi
-echo "$as_me:10798: result: $cf_cv_ncurses_h2" >&5
+echo "$as_me:11120: result: $cf_cv_ncurses_h2" >&5
 echo "${ECHO_T}$cf_cv_ncurses_h2" >&6
 
-	cf_1st_incdir=`echo $cf_cv_ncurses_h2 | sed -e 's%/[^/]*$%%'`
-	cf_cv_ncurses_header=`basename $cf_cv_ncurses_h2`
-	if test `basename $cf_1st_incdir` = $cf_ncuhdr_root ; then
-		cf_cv_ncurses_header=$cf_ncuhdr_root/$cf_cv_ncurses_header
+	cf_1st_incdir=`echo "$cf_cv_ncurses_h2" | sed -e 's%/[^/]*$%%'`
+	cf_cv_ncurses_header="`basename "$cf_cv_ncurses_h2"`"
+	if test "`basename "$cf_1st_incdir"`" = "$cf_ncuhdr_root" ; then
+		cf_cv_ncurses_header="$cf_ncuhdr_root/$cf_cv_ncurses_header"
 	fi
 
 if test -n "$cf_1st_incdir" ; then
   for cf_add_incdir in $cf_1st_incdir
   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
@@ -10830,8 +11152,8 @@ if test -n "$cf_1st_incdir" ; then
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_add_incdir"
 
-			  cat >conftest.$ac_ext <<_ACEOF
-#line 10834 "configure"
+			  cat >"conftest.$ac_ext" <<_ACEOF
+#line 11156 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -10842,25 +11164,25 @@ printf("Hello")
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10846: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11168: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10849: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10852: \"$ac_try\"") >&5
+  echo "$as_me:11171: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11174: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10855: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11177: \$? = $ac_status" >&5
+  (exit "$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
@@ -10869,11 +11191,11 @@ 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}:10872: testing adding $cf_add_incdir to include-path ..." 1>&5
+echo "${as_me:-configure}:11194: 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
@@ -10890,7 +11212,7 @@ fi
 
 # Set definitions to allow ifdef'ing for ncurses.h
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (*ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -10900,7 +11222,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_ncurses_header in
+case "$cf_cv_ncurses_header" in
 (ncurses/curses.h|ncurses/ncurses.h)
 
 cat >>confdefs.h <<\EOF
@@ -10917,13 +11239,13 @@ EOF
 	;;
 esac
 
-echo "$as_me:10920: checking for terminfo header" >&5
+echo "$as_me:11242: checking for terminfo header" >&5
 echo $ECHO_N "checking for terminfo header... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-case ${cf_cv_ncurses_header} in
+case "${cf_cv_ncurses_header}" in
 (*/ncurses.h|*/ncursesw.h)
 	cf_term_header=`echo "$cf_cv_ncurses_header" | sed -e 's%ncurses[^.]*\.h$%term.h%'`
 	;;
@@ -10934,8 +11256,8 @@ esac
 
 for cf_test in $cf_term_header "ncurses/term.h" "ncursesw/term.h"
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 10938 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 11260 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -10949,38 +11271,38 @@ int x = auto_left_margin; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:10953: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:11275: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:10956: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:10959: \"$ac_try\"") >&5
+  echo "$as_me:11278: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:11281: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:10962: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11284: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_term_header="$cf_test"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	cf_cv_term_header=unknown
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	test "$cf_cv_term_header" != unknown && break
 done
 
 fi
-echo "$as_me:10978: result: $cf_cv_term_header" >&5
+echo "$as_me:11300: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
 # Set definitions to allow ifdef'ing to accommodate subdirectories
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (*term.h)
 
 cat >>confdefs.h <<\EOF
@@ -10990,7 +11312,7 @@ EOF
 	;;
 esac
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (ncurses/term.h)
 
 cat >>confdefs.h <<\EOF
@@ -11013,7 +11335,7 @@ cat >>confdefs.h <<\EOF
 #define NCURSES 1
 EOF
 
-echo "$as_me:11016: checking for ncurses version" >&5
+echo "$as_me:11338: checking for ncurses version" >&5
 echo $ECHO_N "checking for ncurses version... $ECHO_C" >&6
 if test "${cf_cv_ncurses_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -11021,12 +11343,12 @@ else
 
 	cf_cv_ncurses_version=no
 	cf_tempfile=out$$
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 	if test "$cross_compiling" = yes; then
 
 	# This will not work if the preprocessor splits the line after the
 	# Autoconf token.  The 'unproto' program does that.
-	cat > conftest.$ac_ext <<EOF
+	cat > "conftest.$ac_ext" <<EOF
 #include <${cf_cv_ncurses_header:-curses.h}>
 #undef Autoconf
 #ifdef NCURSES_VERSION
@@ -11039,20 +11361,20 @@ Autoconf "old"
 #endif
 EOF
 	cf_try="$ac_cpp conftest.$ac_ext 2>&5 | grep '^Autoconf ' >conftest.out"
-	{ (eval echo "$as_me:11042: \"$cf_try\"") >&5
+	{ (eval echo "$as_me:11364: \"$cf_try\"") >&5
   (eval $cf_try) 2>&5
   ac_status=$?
-  echo "$as_me:11045: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  echo "$as_me:11367: \$? = $ac_status" >&5
+  (exit "$ac_status"); }
 	if test -f conftest.out ; then
-		cf_out=`cat conftest.out | sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%'`
+		cf_out=`sed -e 's%^Autoconf %%' -e 's%^[^"]*"%%' -e 's%".*%%' conftest.out`
 		test -n "$cf_out" && cf_cv_ncurses_version="$cf_out"
 		rm -f conftest.out
 	fi
 
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 11055 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 11377 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -11062,13 +11384,13 @@ int main(void)
 	FILE *fp = fopen("$cf_tempfile", "w");
 #ifdef NCURSES_VERSION
 # ifdef NCURSES_VERSION_PATCH
-	fprintf(fp, "%s.%d\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
+	fprintf(fp, "%s.%d\\n", NCURSES_VERSION, NCURSES_VERSION_PATCH);
 # else
-	fprintf(fp, "%s\n", NCURSES_VERSION);
+	fprintf(fp, "%s\\n", NCURSES_VERSION);
 # endif
 #else
 # ifdef __NCURSES_H
-	fprintf(fp, "old\n");
+	fprintf(fp, "old\\n");
 # else
 	make an error
 # endif
@@ -11076,30 +11398,30 @@ int main(void)
 	${cf_cv_main_return:-return}(0);
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:11080: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:11402: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11083: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:11085: \"$ac_try\"") >&5
+  echo "$as_me:11405: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:11407: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11088: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11410: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 	cf_cv_ncurses_version=`cat $cf_tempfile`
 else
   echo "$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
-	rm -f $cf_tempfile
+	rm -f "$cf_tempfile"
 
 fi
-echo "$as_me:11102: result: $cf_cv_ncurses_version" >&5
+echo "$as_me:11424: result: $cf_cv_ncurses_version" >&5
 echo "${ECHO_T}$cf_cv_ncurses_version" >&6
 test "$cf_cv_ncurses_version" = no ||
 cat >>confdefs.h <<\EOF
@@ -11112,15 +11434,15 @@ cf_nculib_root=$cf_cv_screen
 	# to link gpm.
 cf_ncurses_LIBS=""
 cf_ncurses_SAVE="$LIBS"
-echo "$as_me:11115: checking for Gpm_Open in -lgpm" >&5
+echo "$as_me:11437: 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 11123 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 11445 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -11138,39 +11460,39 @@ Gpm_Open ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11142: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11464: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11145: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11148: \"$ac_try\"") >&5
+  echo "$as_me:11467: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11470: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11151: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11473: \$? = $ac_status" >&5
+  (exit "$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:11162: result: $ac_cv_lib_gpm_Gpm_Open" >&5
+echo "$as_me:11484: result: $ac_cv_lib_gpm_Gpm_Open" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_Gpm_Open" >&6
-if test $ac_cv_lib_gpm_Gpm_Open = yes; then
-  echo "$as_me:11165: checking for initscr in -lgpm" >&5
+if test "$ac_cv_lib_gpm_Gpm_Open" = yes; then
+  echo "$as_me:11487: checking for initscr in -lgpm" >&5
 echo $ECHO_N "checking for initscr in -lgpm... $ECHO_C" >&6
 if test "${ac_cv_lib_gpm_initscr+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 11173 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 11495 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -11188,30 +11510,30 @@ initscr ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11192: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11514: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11195: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11198: \"$ac_try\"") >&5
+  echo "$as_me:11517: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11520: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11201: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11523: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_gpm_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_gpm_initscr=no
 fi
-rm -f conftest.$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:11212: result: $ac_cv_lib_gpm_initscr" >&5
+echo "$as_me:11534: result: $ac_cv_lib_gpm_initscr" >&5
 echo "${ECHO_T}$ac_cv_lib_gpm_initscr" >&6
-if test $ac_cv_lib_gpm_initscr = yes; then
+if test "$ac_cv_lib_gpm_initscr" = yes; then
   LIBS="$cf_ncurses_SAVE"
 else
   cf_ncurses_LIBS="-lgpm"
@@ -11219,20 +11541,20 @@ fi
 
 fi
 
-case $host_os in
+case "$host_os" in
 (freebsd*)
 	# This is only necessary if you are linking against an obsolete
 	# version of ncurses (but it should do no harm, since it's static).
 	if test "$cf_nculib_root" = ncurses ; then
-		echo "$as_me:11227: checking for tgoto in -lmytinfo" >&5
+		echo "$as_me:11549: checking for tgoto in -lmytinfo" >&5
 echo $ECHO_N "checking for tgoto in -lmytinfo... $ECHO_C" >&6
 if test "${ac_cv_lib_mytinfo_tgoto+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lmytinfo  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 11235 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 11557 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -11250,30 +11572,30 @@ tgoto ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11254: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11576: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11257: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11260: \"$ac_try\"") >&5
+  echo "$as_me:11579: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11582: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11263: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11585: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_mytinfo_tgoto=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_mytinfo_tgoto=no
 fi
-rm -f conftest.$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:11274: result: $ac_cv_lib_mytinfo_tgoto" >&5
+echo "$as_me:11596: result: $ac_cv_lib_mytinfo_tgoto" >&5
 echo "${ECHO_T}$ac_cv_lib_mytinfo_tgoto" >&6
-if test $ac_cv_lib_mytinfo_tgoto = yes; then
+if test "$ac_cv_lib_mytinfo_tgoto" = yes; then
   cf_ncurses_LIBS="-lmytinfo $cf_ncurses_LIBS"
 fi
 
@@ -11297,7 +11619,7 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-if ( test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no" )
+if test -n "$cf_cv_curses_dir" && test "$cf_cv_curses_dir" != "no"
 then
 
 cf_add_libs="$LIBS"
@@ -11318,15 +11640,15 @@ LIBS="$cf_add_libs"
 
 else
 
-	eval 'cf_cv_have_lib_'$cf_nculib_root'=no'
+	eval 'cf_cv_have_lib_'"$cf_nculib_root"'=no'
 	cf_libdir=""
-	echo "$as_me:11323: checking for initscr" >&5
+	echo "$as_me:11645: checking for initscr" >&5
 echo $ECHO_N "checking for initscr... $ECHO_C" >&6
 if test "${ac_cv_func_initscr+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 11329 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 11651 "configure"
 #include "confdefs.h"
 #define initscr autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -11356,38 +11678,38 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11360: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11682: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11363: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11366: \"$ac_try\"") >&5
+  echo "$as_me:11685: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11688: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11369: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:11691: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_initscr=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_initscr=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:11379: result: $ac_cv_func_initscr" >&5
+echo "$as_me:11701: result: $ac_cv_func_initscr" >&5
 echo "${ECHO_T}$ac_cv_func_initscr" >&6
-if test $ac_cv_func_initscr = yes; then
-  eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+if test "$ac_cv_func_initscr" = yes; then
+  eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 else
 
 		cf_save_LIBS="$LIBS"
-		echo "$as_me:11386: checking for initscr in -l$cf_nculib_root" >&5
+		echo "$as_me:11708: checking for initscr in -l$cf_nculib_root" >&5
 echo $ECHO_N "checking for initscr in -l$cf_nculib_root... $ECHO_C" >&6
 		LIBS="-l$cf_nculib_root $LIBS"
-		cat >conftest.$ac_ext <<_ACEOF
-#line 11390 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 11712 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -11398,26 +11720,26 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11402: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11724: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11405: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11408: \"$ac_try\"") >&5
+  echo "$as_me:11727: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11730: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11411: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:11413: result: yes" >&5
+  echo "$as_me:11733: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:11735: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:11420: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:11742: result: no" >&5
 echo "${ECHO_T}no" >&6
 
 cf_search=
@@ -11425,7 +11747,7 @@ 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 ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
@@ -11433,11 +11755,11 @@ 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 $cf_library_path/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
-	test -d $cf_library_path/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
-	test -d $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib" &&          cf_search="$cf_search $cf_library_path/lib"
+	test -d "$cf_library_path/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root"
+	test -d "$cf_library_path/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_library_path/lib/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib"
+	test -d "$cf_library_path/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_library_path/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 			cf_library_path_list="$cf_library_path_list $cf_search"
@@ -11452,11 +11774,11 @@ test "x$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 $prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
-	test -d $prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
-	test -d $prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$prefix/lib" &&          cf_search="$cf_search $prefix/lib"
+	test -d "$prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $prefix/lib/$cf_nculib_root"
+	test -d "$prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $prefix/lib/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $prefix/$cf_nculib_root/lib"
+	test -d "$prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 for cf_subdir_prefix in \
@@ -11470,13 +11792,13 @@ 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 $cf_subdir_prefix/lib/$cf_nculib_root &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
-	test -d $cf_subdir_prefix/lib/$cf_nculib_root/lib &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
-	test -d $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib" &&          cf_search="$cf_search $cf_subdir_prefix/lib"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root" &&       cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root"
+	test -d "$cf_subdir_prefix/lib/$cf_nculib_root/lib" &&    cf_search="$cf_search $cf_subdir_prefix/lib/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib" &&       cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib"
+	test -d "$cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root" &&    cf_search="$cf_search $cf_subdir_prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
 done
@@ -11485,11 +11807,11 @@ cf_search="$cf_library_path_list $cf_search"
 
 			for cf_libdir in $cf_search
 			do
-				echo "$as_me:11488: checking for -l$cf_nculib_root in $cf_libdir" >&5
+				echo "$as_me:11810: checking for -l$cf_nculib_root in $cf_libdir" >&5
 echo $ECHO_N "checking for -l$cf_nculib_root in $cf_libdir... $ECHO_C" >&6
 				LIBS="-L$cf_libdir -l$cf_nculib_root $cf_save_LIBS"
-				cat >conftest.$ac_ext <<_ACEOF
-#line 11492 "configure"
+				cat >"conftest.$ac_ext" <<_ACEOF
+#line 11814 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
@@ -11500,41 +11822,41 @@ initscr()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11504: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11826: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11507: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11510: \"$ac_try\"") >&5
+  echo "$as_me:11829: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11832: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11513: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:11515: result: yes" >&5
+  echo "$as_me:11835: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:11837: result: yes" >&5
 echo "${ECHO_T}yes" >&6
-			 		 eval 'cf_cv_have_lib_'$cf_nculib_root'=yes'
+			 		 eval 'cf_cv_have_lib_'"$cf_nculib_root"'=yes'
 					 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:11522: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:11844: result: no" >&5
 echo "${ECHO_T}no" >&6
 					 LIBS="$cf_save_LIBS"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 			done
 
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
 
-eval 'cf_found_library=$cf_cv_have_lib_'$cf_nculib_root
+eval 'cf_found_library="$cf_cv_have_lib_'"$cf_nculib_root"\"
 
-if test $cf_found_library = no ; then
-	{ { echo "$as_me:11537: error: Cannot link $cf_nculib_root library" >&5
+if test "$cf_found_library" = no ; then
+	{ { echo "$as_me:11859: error: Cannot link $cf_nculib_root library" >&5
 echo "$as_me: error: Cannot link $cf_nculib_root library" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -11542,49 +11864,49 @@ fi
 fi
 
 if test -n "$cf_ncurses_LIBS" ; then
-	echo "$as_me:11545: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
+	echo "$as_me:11867: checking if we can link $cf_nculib_root without $cf_ncurses_LIBS" >&5
 echo $ECHO_N "checking if we can link $cf_nculib_root without $cf_ncurses_LIBS... $ECHO_C" >&6
 	cf_ncurses_SAVE="$LIBS"
 	for p in $cf_ncurses_LIBS ; do
-		q=`echo $LIBS | sed -e "s%$p %%" -e "s%$p$%%"`
+		q=`echo "$LIBS" | sed -e "s%$p %%" -e "s%$p$%%"`
 		if test "$q" != "$LIBS" ; then
 			LIBS="$q"
 		fi
 	done
-	cat >conftest.$ac_ext <<_ACEOF
-#line 11555 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 11877 "configure"
 #include "confdefs.h"
 #include <${cf_cv_ncurses_header:-curses.h}>
 int
 main (void)
 {
-initscr(); mousemask(0,0); tgoto((char *)0, 0, 0);
+initscr(); mousemask(0,0); tigetstr((char *)0);
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11567: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:11889: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11570: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11573: \"$ac_try\"") >&5
+  echo "$as_me:11892: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:11895: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11576: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:11578: result: yes" >&5
+  echo "$as_me:11898: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
+  echo "$as_me:11900: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:11583: result: no" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:11905: result: no" >&5
 echo "${ECHO_T}no" >&6
 		 LIBS="$cf_ncurses_SAVE"
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
 
 cf_nculib_ROOT=`echo "HAVE_LIB$cf_nculib_root" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
@@ -11600,7 +11922,7 @@ fi
 
 	;;
 (pdcurses)
-	echo "$as_me:11603: checking for X" >&5
+	echo "$as_me:11925: checking for X" >&5
 echo $ECHO_N "checking for X... $ECHO_C" >&6
 
 # Check whether --with-x or --without-x was given.
@@ -11632,11 +11954,11 @@ acfindx:
 EOF
   if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
     # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
-    eval `${MAKE-make} acfindx 2>/dev/null | grep -v make`
+    eval "`${MAKE-make} acfindx 2>/dev/null | grep -v make`"
     # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR.
     for ac_extension in a so sl dylib dll; do
-      if test ! -f $ac_im_usrlibdir/libX11.$ac_extension &&
-         test -f $ac_im_libdir/libX11.$ac_extension; then
+      if test ! -f "$ac_im_usrlibdir/libX11.$ac_extension" &&
+         test -f "$ac_im_libdir/libX11.$ac_extension"; then
         ac_im_usrlibdir=$ac_im_libdir; break
       fi
     done
@@ -11703,19 +12025,19 @@ ac_x_header_dirs='
 if test "$ac_x_includes" = no; then
   # Guess where to find include files, by looking for Intrinsic.h.
   # First, try using that file with no special directory specified.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 11707 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12029 "configure"
 #include "confdefs.h"
 #include <X11/Intrinsic.h>
 _ACEOF
-if { (eval echo "$as_me:11711: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:12033: \"$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:11717: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:12039: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -11729,7 +12051,7 @@ if test -z "$ac_cpp_err"; then
 ac_x_includes=
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   for ac_dir in $ac_x_header_dirs; do
   if test -r "$ac_dir/X11/Intrinsic.h"; then
     ac_x_includes=$ac_dir
@@ -11737,7 +12059,7 @@ else
   fi
 done
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi # $ac_x_includes = no
 
 if test "$ac_x_libraries" = no; then
@@ -11746,8 +12068,8 @@ if test "$ac_x_libraries" = no; then
   # Don't add to $LIBS permanently.
   ac_save_LIBS=$LIBS
   LIBS="-lXt $LIBS"
-  cat >conftest.$ac_ext <<_ACEOF
-#line 11750 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12072 "configure"
 #include "confdefs.h"
 #include <X11/Intrinsic.h>
 int
@@ -11758,37 +12080,37 @@ XtMalloc (0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11762: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12084: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11765: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11768: \"$ac_try\"") >&5
+  echo "$as_me:12087: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12090: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11771: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12093: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   LIBS=$ac_save_LIBS
 # We can link X programs with no special library path.
 ac_x_libraries=
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 LIBS=$ac_save_LIBS
 for ac_dir in `echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
 do
   # Don't even attempt the hair of trying to link an X program!
   for ac_extension in a so sl dylib dll; do
-    if test -r $ac_dir/libXt.$ac_extension; then
+    if test -r "$ac_dir/libXt.$ac_extension"; then
       ac_x_libraries=$ac_dir
       break 2
     fi
   done
 done
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi # $ac_x_libraries = no
 
 if test "$ac_x_includes" = no || test "$ac_x_libraries" = no; then
@@ -11806,7 +12128,7 @@ fi
 fi # $with_x != no
 
 if test "$have_x" != yes; then
-  echo "$as_me:11809: result: $have_x" >&5
+  echo "$as_me:12131: result: $have_x" >&5
 echo "${ECHO_T}$have_x" >&6
   no_x=yes
 else
@@ -11816,7 +12138,7 @@ else
   # Update the cache value to reflect the command line values.
   ac_cv_have_x="have_x=yes \
 		ac_x_includes=$x_includes ac_x_libraries=$x_libraries"
-  echo "$as_me:11819: result: libraries $x_libraries, headers $x_includes" >&5
+  echo "$as_me:12141: result: libraries $x_libraries, headers $x_includes" >&5
 echo "${ECHO_T}libraries $x_libraries, headers $x_includes" >&6
 fi
 
@@ -11827,7 +12149,10 @@ cat >>confdefs.h <<\EOF
 #define X_DISPLAY_MISSING 1
 EOF
 
-  X_CFLAGS= X_PRE_LIBS= X_LIBS= X_EXTRA_LIBS=
+  X_CFLAGS=
+  X_PRE_LIBS=
+  X_LIBS=
+  X_EXTRA_LIBS=
 else
   if test -n "$x_includes"; then
     X_CFLAGS="$X_CFLAGS -I$x_includes"
@@ -11840,11 +12165,11 @@ else
     # others require no space.  Words are not sufficient . . . .
     case `(uname -sr) 2>/dev/null` in
     "SunOS 5"*)
-      echo "$as_me:11843: checking whether -R must be followed by a space" >&5
+      echo "$as_me:12168: checking whether -R must be followed by a space" >&5
 echo $ECHO_N "checking whether -R must be followed by a space... $ECHO_C" >&6
       ac_xsave_LIBS=$LIBS; LIBS="$LIBS -R$x_libraries"
-      cat >conftest.$ac_ext <<_ACEOF
-#line 11847 "configure"
+      cat >"conftest.$ac_ext" <<_ACEOF
+#line 12172 "configure"
 #include "confdefs.h"
 
 int
@@ -11855,33 +12180,33 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11859: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12184: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11862: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11865: \"$ac_try\"") >&5
+  echo "$as_me:12187: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12190: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11868: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12193: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_R_nospace=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_R_nospace=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
       if test $ac_R_nospace = yes; then
-	echo "$as_me:11878: result: no" >&5
+	echo "$as_me:12203: result: no" >&5
 echo "${ECHO_T}no" >&6
 	X_LIBS="$X_LIBS -R$x_libraries"
       else
 	LIBS="$ac_xsave_LIBS -R $x_libraries"
-	cat >conftest.$ac_ext <<_ACEOF
-#line 11884 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 12209 "configure"
 #include "confdefs.h"
 
 int
@@ -11892,31 +12217,31 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11896: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12221: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11899: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11902: \"$ac_try\"") >&5
+  echo "$as_me:12224: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12227: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11905: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12230: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_R_space=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_R_space=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 	if test $ac_R_space = yes; then
-	  echo "$as_me:11915: result: yes" >&5
+	  echo "$as_me:12240: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 	  X_LIBS="$X_LIBS -R $x_libraries"
 	else
-	  echo "$as_me:11919: result: neither works" >&5
+	  echo "$as_me:12244: result: neither works" >&5
 echo "${ECHO_T}neither works" >&6
 	fi
       fi
@@ -11935,8 +12260,8 @@ echo "${ECHO_T}neither works" >&6
     # libraries were built with DECnet support.  And Karl Berry says
     # the Alpha needs dnet_stub (dnet does not exist).
     ac_xsave_LIBS="$LIBS"; LIBS="$LIBS $X_LIBS -lX11"
-    cat >conftest.$ac_ext <<_ACEOF
-#line 11939 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 12264 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -11954,31 +12279,31 @@ XOpenDisplay ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:11958: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12283: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:11961: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:11964: \"$ac_try\"") >&5
+  echo "$as_me:12286: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12289: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:11967: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12292: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:11973: checking for dnet_ntoa in -ldnet" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:12298: checking for dnet_ntoa in -ldnet" >&5
 echo $ECHO_N "checking for dnet_ntoa in -ldnet... $ECHO_C" >&6
 if test "${ac_cv_lib_dnet_dnet_ntoa+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldnet  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 11981 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12306 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -11996,43 +12321,43 @@ dnet_ntoa ();
   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 "$as_me:12325: \"$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:12328: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12331: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12009: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12334: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_dnet_dnet_ntoa=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_dnet_dnet_ntoa=no
 fi
-rm -f conftest.$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:12020: result: $ac_cv_lib_dnet_dnet_ntoa" >&5
+echo "$as_me:12345: result: $ac_cv_lib_dnet_dnet_ntoa" >&5
 echo "${ECHO_T}$ac_cv_lib_dnet_dnet_ntoa" >&6
-if test $ac_cv_lib_dnet_dnet_ntoa = yes; then
+if test "$ac_cv_lib_dnet_dnet_ntoa" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet"
 fi
 
     if test $ac_cv_lib_dnet_dnet_ntoa = no; then
-      echo "$as_me:12027: checking for dnet_ntoa in -ldnet_stub" >&5
+      echo "$as_me:12352: checking for dnet_ntoa in -ldnet_stub" >&5
 echo $ECHO_N "checking for dnet_ntoa in -ldnet_stub... $ECHO_C" >&6
 if test "${ac_cv_lib_dnet_stub_dnet_ntoa+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldnet_stub  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 12035 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12360 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -12050,36 +12375,36 @@ dnet_ntoa ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12054: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12379: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12057: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12060: \"$ac_try\"") >&5
+  echo "$as_me:12382: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12385: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12063: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12388: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_dnet_stub_dnet_ntoa=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_dnet_stub_dnet_ntoa=no
 fi
-rm -f conftest.$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:12074: result: $ac_cv_lib_dnet_stub_dnet_ntoa" >&5
+echo "$as_me:12399: result: $ac_cv_lib_dnet_stub_dnet_ntoa" >&5
 echo "${ECHO_T}$ac_cv_lib_dnet_stub_dnet_ntoa" >&6
-if test $ac_cv_lib_dnet_stub_dnet_ntoa = yes; then
+if test "$ac_cv_lib_dnet_stub_dnet_ntoa" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet_stub"
 fi
 
     fi
 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_xsave_LIBS"
 
     # msh@cis.ufl.edu says -lnsl (and -lsocket) are needed for his 386/AT,
@@ -12090,13 +12415,13 @@ rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
     # on Irix 5.2, according to T.E. Dickey.
     # The functions gethostbyname, getservbyname, and inet_addr are
     # in -lbsd on LynxOS 3.0.1/i386, according to Lars Hecking.
-    echo "$as_me:12093: checking for gethostbyname" >&5
+    echo "$as_me:12418: checking for gethostbyname" >&5
 echo $ECHO_N "checking for gethostbyname... $ECHO_C" >&6
 if test "${ac_cv_func_gethostbyname+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 12099 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12424 "configure"
 #include "confdefs.h"
 #define gethostbyname autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -12126,39 +12451,39 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12130: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12455: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12133: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12136: \"$ac_try\"") >&5
+  echo "$as_me:12458: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12461: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12139: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12464: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_gethostbyname=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_gethostbyname=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:12149: result: $ac_cv_func_gethostbyname" >&5
+echo "$as_me:12474: result: $ac_cv_func_gethostbyname" >&5
 echo "${ECHO_T}$ac_cv_func_gethostbyname" >&6
 
     if test $ac_cv_func_gethostbyname = no; then
-      echo "$as_me:12153: checking for gethostbyname in -lnsl" >&5
+      echo "$as_me:12478: checking for gethostbyname in -lnsl" >&5
 echo $ECHO_N "checking for gethostbyname in -lnsl... $ECHO_C" >&6
 if test "${ac_cv_lib_nsl_gethostbyname+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnsl  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 12161 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12486 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -12176,43 +12501,43 @@ gethostbyname ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12180: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12505: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12183: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12186: \"$ac_try\"") >&5
+  echo "$as_me:12508: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12511: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12189: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12514: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_nsl_gethostbyname=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_nsl_gethostbyname=no
 fi
-rm -f conftest.$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:12200: result: $ac_cv_lib_nsl_gethostbyname" >&5
+echo "$as_me:12525: result: $ac_cv_lib_nsl_gethostbyname" >&5
 echo "${ECHO_T}$ac_cv_lib_nsl_gethostbyname" >&6
-if test $ac_cv_lib_nsl_gethostbyname = yes; then
+if test "$ac_cv_lib_nsl_gethostbyname" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl"
 fi
 
       if test $ac_cv_lib_nsl_gethostbyname = no; then
-        echo "$as_me:12207: checking for gethostbyname in -lbsd" >&5
+        echo "$as_me:12532: checking for gethostbyname in -lbsd" >&5
 echo $ECHO_N "checking for gethostbyname in -lbsd... $ECHO_C" >&6
 if test "${ac_cv_lib_bsd_gethostbyname+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 12215 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12540 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -12230,30 +12555,30 @@ gethostbyname ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12234: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12559: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12237: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12240: \"$ac_try\"") >&5
+  echo "$as_me:12562: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12565: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12243: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12568: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_bsd_gethostbyname=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_bsd_gethostbyname=no
 fi
-rm -f conftest.$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:12254: result: $ac_cv_lib_bsd_gethostbyname" >&5
+echo "$as_me:12579: result: $ac_cv_lib_bsd_gethostbyname" >&5
 echo "${ECHO_T}$ac_cv_lib_bsd_gethostbyname" >&6
-if test $ac_cv_lib_bsd_gethostbyname = yes; then
+if test "$ac_cv_lib_bsd_gethostbyname" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lbsd"
 fi
 
@@ -12267,13 +12592,13 @@ fi
     # variants that don't use the nameserver (or something).  -lsocket
     # must be given before -lnsl if both are needed.  We assume that
     # if connect needs -lnsl, so does gethostbyname.
-    echo "$as_me:12270: checking for connect" >&5
+    echo "$as_me:12595: checking for connect" >&5
 echo $ECHO_N "checking for connect... $ECHO_C" >&6
 if test "${ac_cv_func_connect+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 12276 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12601 "configure"
 #include "confdefs.h"
 #define connect autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -12303,39 +12628,39 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12307: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12632: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12310: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12313: \"$ac_try\"") >&5
+  echo "$as_me:12635: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12638: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12316: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12641: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_connect=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_connect=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:12326: result: $ac_cv_func_connect" >&5
+echo "$as_me:12651: result: $ac_cv_func_connect" >&5
 echo "${ECHO_T}$ac_cv_func_connect" >&6
 
     if test $ac_cv_func_connect = no; then
-      echo "$as_me:12330: checking for connect in -lsocket" >&5
+      echo "$as_me:12655: checking for connect in -lsocket" >&5
 echo $ECHO_N "checking for connect in -lsocket... $ECHO_C" >&6
 if test "${ac_cv_lib_socket_connect+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsocket $X_EXTRA_LIBS $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 12338 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12663 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -12353,43 +12678,43 @@ connect ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12357: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12682: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12360: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12363: \"$ac_try\"") >&5
+  echo "$as_me:12685: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12688: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12366: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12691: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_socket_connect=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_socket_connect=no
 fi
-rm -f conftest.$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:12377: result: $ac_cv_lib_socket_connect" >&5
+echo "$as_me:12702: result: $ac_cv_lib_socket_connect" >&5
 echo "${ECHO_T}$ac_cv_lib_socket_connect" >&6
-if test $ac_cv_lib_socket_connect = yes; then
+if test "$ac_cv_lib_socket_connect" = yes; then
   X_EXTRA_LIBS="-lsocket $X_EXTRA_LIBS"
 fi
 
     fi
 
     # Guillermo Gomez says -lposix is necessary on A/UX.
-    echo "$as_me:12386: checking for remove" >&5
+    echo "$as_me:12711: checking for remove" >&5
 echo $ECHO_N "checking for remove... $ECHO_C" >&6
 if test "${ac_cv_func_remove+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 12392 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12717 "configure"
 #include "confdefs.h"
 #define remove autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -12419,39 +12744,39 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12423: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12748: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12426: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12429: \"$ac_try\"") >&5
+  echo "$as_me:12751: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12754: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12432: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12757: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_remove=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_remove=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:12442: result: $ac_cv_func_remove" >&5
+echo "$as_me:12767: result: $ac_cv_func_remove" >&5
 echo "${ECHO_T}$ac_cv_func_remove" >&6
 
     if test $ac_cv_func_remove = no; then
-      echo "$as_me:12446: checking for remove in -lposix" >&5
+      echo "$as_me:12771: checking for remove in -lposix" >&5
 echo $ECHO_N "checking for remove in -lposix... $ECHO_C" >&6
 if test "${ac_cv_lib_posix_remove+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lposix  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 12454 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12779 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -12469,43 +12794,43 @@ remove ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12473: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12798: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12476: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12479: \"$ac_try\"") >&5
+  echo "$as_me:12801: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12804: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12482: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12807: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_posix_remove=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_posix_remove=no
 fi
-rm -f conftest.$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:12493: result: $ac_cv_lib_posix_remove" >&5
+echo "$as_me:12818: result: $ac_cv_lib_posix_remove" >&5
 echo "${ECHO_T}$ac_cv_lib_posix_remove" >&6
-if test $ac_cv_lib_posix_remove = yes; then
+if test "$ac_cv_lib_posix_remove" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lposix"
 fi
 
     fi
 
     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
-    echo "$as_me:12502: checking for shmat" >&5
+    echo "$as_me:12827: checking for shmat" >&5
 echo $ECHO_N "checking for shmat... $ECHO_C" >&6
 if test "${ac_cv_func_shmat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 12508 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 12833 "configure"
 #include "confdefs.h"
 #define shmat autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -12535,39 +12860,39 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12539: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12864: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12542: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12545: \"$ac_try\"") >&5
+  echo "$as_me:12867: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12870: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12548: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12873: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_shmat=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_shmat=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:12558: result: $ac_cv_func_shmat" >&5
+echo "$as_me:12883: result: $ac_cv_func_shmat" >&5
 echo "${ECHO_T}$ac_cv_func_shmat" >&6
 
     if test $ac_cv_func_shmat = no; then
-      echo "$as_me:12562: checking for shmat in -lipc" >&5
+      echo "$as_me:12887: checking for shmat in -lipc" >&5
 echo $ECHO_N "checking for shmat in -lipc... $ECHO_C" >&6
 if test "${ac_cv_lib_ipc_shmat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lipc  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 12570 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12895 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -12585,30 +12910,30 @@ shmat ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12589: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12914: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12592: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12595: \"$ac_try\"") >&5
+  echo "$as_me:12917: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12920: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12598: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12923: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_ipc_shmat=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_ipc_shmat=no
 fi
-rm -f conftest.$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:12609: result: $ac_cv_lib_ipc_shmat" >&5
+echo "$as_me:12934: result: $ac_cv_lib_ipc_shmat" >&5
 echo "${ECHO_T}$ac_cv_lib_ipc_shmat" >&6
-if test $ac_cv_lib_ipc_shmat = yes; then
+if test "$ac_cv_lib_ipc_shmat" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lipc"
 fi
 
@@ -12624,15 +12949,15 @@ fi
   # These have to be linked with before -lX11, unlike the other
   # libraries we check for below, so use a different variable.
   # John Interrante, Karl Berry
-  echo "$as_me:12627: checking for IceConnectionNumber in -lICE" >&5
+  echo "$as_me:12952: checking for IceConnectionNumber in -lICE" >&5
 echo $ECHO_N "checking for IceConnectionNumber in -lICE... $ECHO_C" >&6
 if test "${ac_cv_lib_ICE_IceConnectionNumber+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lICE $X_EXTRA_LIBS $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 12635 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 12960 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -12650,30 +12975,30 @@ IceConnectionNumber ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12654: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:12979: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12657: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12660: \"$ac_try\"") >&5
+  echo "$as_me:12982: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:12985: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12663: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:12988: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_ICE_IceConnectionNumber=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_ICE_IceConnectionNumber=no
 fi
-rm -f conftest.$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:12674: result: $ac_cv_lib_ICE_IceConnectionNumber" >&5
+echo "$as_me:12999: result: $ac_cv_lib_ICE_IceConnectionNumber" >&5
 echo "${ECHO_T}$ac_cv_lib_ICE_IceConnectionNumber" >&6
-if test $ac_cv_lib_ICE_IceConnectionNumber = yes; then
+if test "$ac_cv_lib_ICE_IceConnectionNumber" = yes; then
   X_PRE_LIBS="$X_PRE_LIBS -lSM -lICE"
 fi
 
@@ -12683,7 +13008,7 @@ fi
 
 cf_x_athena=${cf_x_athena:-Xaw}
 
-echo "$as_me:12686: checking if you want to link with Xaw 3d library" >&5
+echo "$as_me:13011: checking if you want to link with Xaw 3d library" >&5
 echo $ECHO_N "checking if you want to link with Xaw 3d library... $ECHO_C" >&6
 withval=
 
@@ -12694,14 +13019,14 @@ if test "${with_Xaw3d+set}" = set; then
 fi;
 if test "$withval" = yes ; then
 	cf_x_athena=Xaw3d
-	echo "$as_me:12697: result: yes" >&5
+	echo "$as_me:13022: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
-	echo "$as_me:12700: result: no" >&5
+	echo "$as_me:13025: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
-echo "$as_me:12704: checking if you want to link with Xaw 3d xft library" >&5
+echo "$as_me:13029: checking if you want to link with Xaw 3d xft library" >&5
 echo $ECHO_N "checking if you want to link with Xaw 3d xft library... $ECHO_C" >&6
 withval=
 
@@ -12712,14 +13037,14 @@ if test "${with_Xaw3dxft+set}" = set; then
 fi;
 if test "$withval" = yes ; then
 	cf_x_athena=Xaw3dxft
-	echo "$as_me:12715: result: yes" >&5
+	echo "$as_me:13040: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
-	echo "$as_me:12718: result: no" >&5
+	echo "$as_me:13043: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
-echo "$as_me:12722: checking if you want to link with neXT Athena library" >&5
+echo "$as_me:13047: checking if you want to link with neXT Athena library" >&5
 echo $ECHO_N "checking if you want to link with neXT Athena library... $ECHO_C" >&6
 withval=
 
@@ -12730,14 +13055,14 @@ if test "${with_neXtaw+set}" = set; then
 fi;
 if test "$withval" = yes ; then
 	cf_x_athena=neXtaw
-	echo "$as_me:12733: result: yes" >&5
+	echo "$as_me:13058: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
-	echo "$as_me:12736: result: no" >&5
+	echo "$as_me:13061: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
-echo "$as_me:12740: checking if you want to link with Athena-Plus library" >&5
+echo "$as_me:13065: checking if you want to link with Athena-Plus library" >&5
 echo $ECHO_N "checking if you want to link with Athena-Plus library... $ECHO_C" >&6
 withval=
 
@@ -12748,10 +13073,10 @@ if test "${with_XawPlus+set}" = set; then
 fi;
 if test "$withval" = yes ; then
 	cf_x_athena=XawPlus
-	echo "$as_me:12751: result: yes" >&5
+	echo "$as_me:13076: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 else
-	echo "$as_me:12754: result: no" >&5
+	echo "$as_me:13079: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -12768,20 +13093,20 @@ if test "$PKG_CONFIG" != none ; then
 		lib${cf_x_athena}-devel
 	do
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists $cf_athena_pkg; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "$cf_athena_pkg"; then
 	test -n "$verbose" && echo "	found package $cf_athena_pkg" 1>&6
 
-echo "${as_me:-configure}:12774: testing found package $cf_athena_pkg ..." 1>&5
+echo "${as_me:-configure}:13099: testing found package $cf_athena_pkg ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags $cf_athena_pkg 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   $cf_athena_pkg 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "$cf_athena_pkg" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "$cf_athena_pkg" 2>/dev/null`"
 	test -n "$verbose" && echo "	package $cf_athena_pkg CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:12780: testing package $cf_athena_pkg CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:13105: testing package $cf_athena_pkg CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package $cf_athena_pkg LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:12784: testing package $cf_athena_pkg LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:13109: testing package $cf_athena_pkg LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -12790,19 +13115,19 @@ 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"
@@ -12821,7 +13146,7 @@ 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/=.*//'`
 
@@ -12851,7 +13176,7 @@ 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 "${cf_tst_cflags}" \
@@ -12912,20 +13237,20 @@ EOF
 			LIBS=`echo "$LIBS " | sed -e 's/  / /g' -e 's%-l'"$cf_trim_lib"' %%' -e 's/ $//'`
 			test -n "$verbose" && echo "	..trimmed $LIBS" 1>&6
 
-echo "${as_me:-configure}:12915: testing ..trimmed $LIBS ..." 1>&5
+echo "${as_me:-configure}:13240: testing ..trimmed $LIBS ..." 1>&5
 
 			;;
 		esac
 	done
 
-echo "$as_me:12921: checking for usable $cf_x_athena/Xmu package" >&5
+echo "$as_me:13246: checking for usable $cf_x_athena/Xmu package" >&5
 echo $ECHO_N "checking for usable $cf_x_athena/Xmu package... $ECHO_C" >&6
 if test "${cf_cv_xaw_compat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 12928 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13253 "configure"
 #include "confdefs.h"
 
 #include <X11/Xmu/CharSet.h>
@@ -12941,27 +13266,27 @@ int check = XmuCompareISOLatin1("big", "small");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:12945: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:13270: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:12948: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:12951: \"$ac_try\"") >&5
+  echo "$as_me:13273: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:13276: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:12954: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13279: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_xaw_compat=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_xaw_compat=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:12964: result: $cf_cv_xaw_compat" >&5
+echo "$as_me:13289: result: $cf_cv_xaw_compat" >&5
 echo "${ECHO_T}$cf_cv_xaw_compat" >&6
 
 			if test "$cf_cv_xaw_compat" = no
@@ -12973,25 +13298,25 @@ echo "${ECHO_T}$cf_cv_xaw_compat" >&6
 				(*)
 					test -n "$verbose" && echo "	work around broken package" 1>&6
 
-echo "${as_me:-configure}:12976: testing work around broken package ..." 1>&5
+echo "${as_me:-configure}:13301: testing work around broken package ..." 1>&5
 
 					cf_save_xmu="$LIBS"
 					cf_first_lib=`echo "$cf_save_xmu" | sed -e 's/^  *//' -e 's/ .*//'`
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists xmu; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "xmu"; then
 	test -n "$verbose" && echo "	found package xmu" 1>&6
 
-echo "${as_me:-configure}:12984: testing found package xmu ..." 1>&5
+echo "${as_me:-configure}:13309: testing found package xmu ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags xmu 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   xmu 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "xmu" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "xmu" 2>/dev/null`"
 	test -n "$verbose" && echo "	package xmu CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:12990: testing package xmu CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:13315: testing package xmu CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package xmu LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:12994: testing package xmu LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:13319: testing package xmu LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -13000,19 +13325,19 @@ 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"
@@ -13031,7 +13356,7 @@ 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/=.*//'`
 
@@ -13061,7 +13386,7 @@ 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 "${cf_tst_cflags}" \
@@ -13111,12 +13436,12 @@ LIBS="$cf_add_libs"
 
 test -n "$verbose" && echo "	...before $LIBS" 1>&6
 
-echo "${as_me:-configure}:13114: testing ...before $LIBS ..." 1>&5
+echo "${as_me:-configure}:13439: testing ...before $LIBS ..." 1>&5
 
 LIBS=`echo "$LIBS" | sed -e "s/[ 	][ 	]*/ /g" -e "s%$cf_first_lib %$cf_first_lib $cf_pkgconfig_libs %" -e 's%  % %g'`
 test -n "$verbose" && echo "	...after  $LIBS" 1>&6
 
-echo "${as_me:-configure}:13119: testing ...after  $LIBS ..." 1>&5
+echo "${as_me:-configure}:13444: testing ...after  $LIBS ..." 1>&5
 
 else
 	cf_pkgconfig_incs=
@@ -13124,12 +13449,12 @@ else
 
 test -n "$verbose" && echo "	...before $LIBS" 1>&6
 
-echo "${as_me:-configure}:13127: testing ...before $LIBS ..." 1>&5
+echo "${as_me:-configure}:13452: testing ...before $LIBS ..." 1>&5
 
 LIBS=`echo "$LIBS" | sed -e "s/[ 	][ 	]*/ /g" -e "s%$cf_first_lib %$cf_first_lib -lXmu %" -e 's%  % %g'`
 test -n "$verbose" && echo "	...after  $LIBS" 1>&6
 
-echo "${as_me:-configure}:13132: testing ...after  $LIBS ..." 1>&5
+echo "${as_me:-configure}:13457: testing ...after  $LIBS ..." 1>&5
 
 fi
 
@@ -13140,7 +13465,7 @@ fi
 			LIBS=`echo "$LIBS " | sed -e 's/  / /g' -e 's%-l'"$cf_trim_lib"' %%' -e 's/ $//'`
 			test -n "$verbose" && echo "	..trimmed $LIBS" 1>&6
 
-echo "${as_me:-configure}:13143: testing ..trimmed $LIBS ..." 1>&5
+echo "${as_me:-configure}:13468: testing ..trimmed $LIBS ..." 1>&5
 
 			;;
 		esac
@@ -13162,20 +13487,20 @@ fi
 
 if test -z "$cf_x_athena_lib" ; then
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists Xext; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "Xext"; then
 	test -n "$verbose" && echo "	found package Xext" 1>&6
 
-echo "${as_me:-configure}:13168: testing found package Xext ..." 1>&5
+echo "${as_me:-configure}:13493: testing found package Xext ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags Xext 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   Xext 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "Xext" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "Xext" 2>/dev/null`"
 	test -n "$verbose" && echo "	package Xext CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:13174: testing package Xext CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:13499: testing package Xext CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package Xext LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:13178: testing package Xext LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:13503: testing package Xext LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -13184,19 +13509,19 @@ 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"
@@ -13215,7 +13540,7 @@ 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/=.*//'`
 
@@ -13245,7 +13570,7 @@ 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}" \
@@ -13296,15 +13621,15 @@ else
 	cf_pkgconfig_incs=
 	cf_pkgconfig_libs=
 
-	echo "$as_me:13299: checking for XextCreateExtension in -lXext" >&5
+	echo "$as_me:13624: checking for XextCreateExtension in -lXext" >&5
 echo $ECHO_N "checking for XextCreateExtension in -lXext... $ECHO_C" >&6
 if test "${ac_cv_lib_Xext_XextCreateExtension+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXext  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 13307 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 13632 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -13322,30 +13647,30 @@ XextCreateExtension ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:13326: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:13651: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:13329: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:13332: \"$ac_try\"") >&5
+  echo "$as_me:13654: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:13657: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:13335: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:13660: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_Xext_XextCreateExtension=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_Xext_XextCreateExtension=no
 fi
-rm -f conftest.$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:13346: result: $ac_cv_lib_Xext_XextCreateExtension" >&5
+echo "$as_me:13671: result: $ac_cv_lib_Xext_XextCreateExtension" >&5
 echo "${ECHO_T}$ac_cv_lib_Xext_XextCreateExtension" >&6
-if test $ac_cv_lib_Xext_XextCreateExtension = yes; then
+if test "$ac_cv_lib_Xext_XextCreateExtension" = yes; then
 
 cf_add_libs="$LIBS"
 # reverse order
@@ -13376,20 +13701,20 @@ fi
 if test -z "${X_CFLAGS}${X_PRE_LIBS}${X_LIBS}${X_EXTRA_LIBS}"
 then
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists x11; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "x11"; then
 	test -n "$verbose" && echo "	found package x11" 1>&6
 
-echo "${as_me:-configure}:13382: testing found package x11 ..." 1>&5
+echo "${as_me:-configure}:13707: testing found package x11 ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags x11 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   x11 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "x11" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "x11" 2>/dev/null`"
 	test -n "$verbose" && echo "	package x11 CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:13388: testing package x11 CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:13713: testing package x11 CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package x11 LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:13392: testing package x11 LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:13717: testing package x11 LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -13398,19 +13723,19 @@ 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"
@@ -13429,7 +13754,7 @@ 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/=.*//'`
 
@@ -13459,7 +13784,7 @@ 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 "${cf_tst_cflags}" \
@@ -13509,24 +13834,24 @@ LIBS="$cf_add_libs"
 else
 	cf_pkgconfig_incs=
 	cf_pkgconfig_libs=
-	{ echo "$as_me:13512: WARNING: unable to find X11 library" >&5
+	{ echo "$as_me:13837: WARNING: unable to find X11 library" >&5
 echo "$as_me: WARNING: unable to find X11 library" >&2;}
 fi
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists ice; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "ice"; then
 	test -n "$verbose" && echo "	found package ice" 1>&6
 
-echo "${as_me:-configure}:13519: testing found package ice ..." 1>&5
+echo "${as_me:-configure}:13844: testing found package ice ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags ice 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   ice 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "ice" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "ice" 2>/dev/null`"
 	test -n "$verbose" && echo "	package ice CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:13525: testing package ice CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:13850: testing package ice CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package ice LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:13529: testing package ice LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:13854: testing package ice LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -13535,19 +13860,19 @@ 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"
@@ -13566,7 +13891,7 @@ 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/=.*//'`
 
@@ -13596,7 +13921,7 @@ 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 "${cf_tst_cflags}" \
@@ -13646,24 +13971,24 @@ LIBS="$cf_add_libs"
 else
 	cf_pkgconfig_incs=
 	cf_pkgconfig_libs=
-	{ echo "$as_me:13649: WARNING: unable to find ICE library" >&5
+	{ echo "$as_me:13974: WARNING: unable to find ICE library" >&5
 echo "$as_me: WARNING: unable to find ICE library" >&2;}
 fi
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists sm; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "sm"; then
 	test -n "$verbose" && echo "	found package sm" 1>&6
 
-echo "${as_me:-configure}:13656: testing found package sm ..." 1>&5
+echo "${as_me:-configure}:13981: testing found package sm ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags sm 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   sm 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "sm" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "sm" 2>/dev/null`"
 	test -n "$verbose" && echo "	package sm CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:13662: testing package sm CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:13987: testing package sm CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package sm LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:13666: testing package sm LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:13991: testing package sm LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -13672,19 +13997,19 @@ 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"
@@ -13703,7 +14028,7 @@ 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/=.*//'`
 
@@ -13733,7 +14058,7 @@ 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 "${cf_tst_cflags}" \
@@ -13783,24 +14108,24 @@ LIBS="$cf_add_libs"
 else
 	cf_pkgconfig_incs=
 	cf_pkgconfig_libs=
-	{ echo "$as_me:13786: WARNING: unable to find SM library" >&5
+	{ echo "$as_me:14111: WARNING: unable to find SM library" >&5
 echo "$as_me: WARNING: unable to find SM library" >&2;}
 fi
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists xt; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "xt"; then
 	test -n "$verbose" && echo "	found package xt" 1>&6
 
-echo "${as_me:-configure}:13793: testing found package xt ..." 1>&5
+echo "${as_me:-configure}:14118: testing found package xt ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags xt 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   xt 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "xt" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "xt" 2>/dev/null`"
 	test -n "$verbose" && echo "	package xt CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:13799: testing package xt CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:14124: testing package xt CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package xt LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:13803: testing package xt LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:14128: testing package xt LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -13809,19 +14134,19 @@ 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"
@@ -13840,7 +14165,7 @@ 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/=.*//'`
 
@@ -13870,7 +14195,7 @@ 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 "${cf_tst_cflags}" \
@@ -13920,7 +14245,7 @@ LIBS="$cf_add_libs"
 else
 	cf_pkgconfig_incs=
 	cf_pkgconfig_libs=
-	{ echo "$as_me:13923: WARNING: unable to find Xt library" >&5
+	{ echo "$as_me:14248: WARNING: unable to find Xt library" >&5
 echo "$as_me: WARNING: unable to find Xt library" >&2;}
 fi
 
@@ -13930,20 +14255,20 @@ fi
 
 cf_have_X_LIBS=no
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists xt; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "xt"; then
 	test -n "$verbose" && echo "	found package xt" 1>&6
 
-echo "${as_me:-configure}:13936: testing found package xt ..." 1>&5
+echo "${as_me:-configure}:14261: testing found package xt ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags xt 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   xt 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "xt" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "xt" 2>/dev/null`"
 	test -n "$verbose" && echo "	package xt CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:13942: testing package xt CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:14267: testing package xt CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package xt LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:13946: testing package xt LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:14271: testing package xt LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -13952,19 +14277,19 @@ 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"
@@ -13983,7 +14308,7 @@ 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/=.*//'`
 
@@ -14013,7 +14338,7 @@ 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 "${cf_tst_cflags}" \
@@ -14064,14 +14389,14 @@ LIBS="$cf_add_libs"
 		;;
 	(*)
 # we have an "xt" package, but it may omit Xt's dependency on X11
-echo "$as_me:14067: checking for usable X dependency" >&5
+echo "$as_me:14392: checking for usable X dependency" >&5
 echo $ECHO_N "checking for usable X dependency... $ECHO_C" >&6
 if test "${cf_cv_xt_x11_compat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 14074 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 14399 "configure"
 #include "confdefs.h"
 
 #include <X11/Xlib.h>
@@ -14089,50 +14414,50 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:14093: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:14418: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:14096: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:14099: \"$ac_try\"") >&5
+  echo "$as_me:14421: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:14424: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:14102: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14427: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_xt_x11_compat=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_xt_x11_compat=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:14112: result: $cf_cv_xt_x11_compat" >&5
+echo "$as_me:14437: result: $cf_cv_xt_x11_compat" >&5
 echo "${ECHO_T}$cf_cv_xt_x11_compat" >&6
 		if test "$cf_cv_xt_x11_compat" = no
 		then
 			test -n "$verbose" && echo "	work around broken X11 dependency" 1>&6
 
-echo "${as_me:-configure}:14118: testing work around broken X11 dependency ..." 1>&5
+echo "${as_me:-configure}:14443: testing work around broken X11 dependency ..." 1>&5
 
 			# 2010/11/19 - good enough until a working Xt on Xcb is delivered.
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists x11; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "x11"; then
 	test -n "$verbose" && echo "	found package x11" 1>&6
 
-echo "${as_me:-configure}:14125: testing found package x11 ..." 1>&5
+echo "${as_me:-configure}:14450: testing found package x11 ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags x11 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   x11 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "x11" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "x11" 2>/dev/null`"
 	test -n "$verbose" && echo "	package x11 CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:14131: testing package x11 CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:14456: testing package x11 CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package x11 LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:14135: testing package x11 LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:14460: testing package x11 LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -14141,19 +14466,19 @@ 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"
@@ -14172,7 +14497,7 @@ 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/=.*//'`
 
@@ -14202,7 +14527,7 @@ 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}" \
@@ -14255,12 +14580,12 @@ else
 
 test -n "$verbose" && echo "	...before $LIBS" 1>&6
 
-echo "${as_me:-configure}:14258: testing ...before $LIBS ..." 1>&5
+echo "${as_me:-configure}:14583: testing ...before $LIBS ..." 1>&5
 
 LIBS=`echo "$LIBS" | sed -e "s/[ 	][ 	]*/ /g" -e "s%-lXt %-lXt -lX11 %" -e 's%  % %g'`
 test -n "$verbose" && echo "	...after  $LIBS" 1>&6
 
-echo "${as_me:-configure}:14263: testing ...after  $LIBS ..." 1>&5
+echo "${as_me:-configure}:14588: testing ...after  $LIBS ..." 1>&5
 
 fi
 
@@ -14268,14 +14593,14 @@ fi
 		;;
 	esac
 
-echo "$as_me:14271: checking for usable X Toolkit package" >&5
+echo "$as_me:14596: checking for usable X Toolkit package" >&5
 echo $ECHO_N "checking for usable X Toolkit package... $ECHO_C" >&6
 if test "${cf_cv_xt_ice_compat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 14278 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 14603 "configure"
 #include "confdefs.h"
 
 #include <X11/Shell.h>
@@ -14289,27 +14614,27 @@ int num = IceConnectionNumber(0); (void) num
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:14293: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:14618: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:14296: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:14299: \"$ac_try\"") >&5
+  echo "$as_me:14621: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:14624: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:14302: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:14627: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_xt_ice_compat=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_xt_ice_compat=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:14312: result: $cf_cv_xt_ice_compat" >&5
+echo "$as_me:14637: result: $cf_cv_xt_ice_compat" >&5
 echo "${ECHO_T}$cf_cv_xt_ice_compat" >&6
 
 	if test "$cf_cv_xt_ice_compat" = no
@@ -14323,22 +14648,22 @@ echo "${ECHO_T}$cf_cv_xt_ice_compat" >&6
 			(*)
 				test -n "$verbose" && echo "	work around broken ICE dependency" 1>&6
 
-echo "${as_me:-configure}:14326: testing work around broken ICE dependency ..." 1>&5
+echo "${as_me:-configure}:14651: testing work around broken ICE dependency ..." 1>&5
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists ice; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "ice"; then
 	test -n "$verbose" && echo "	found package ice" 1>&6
 
-echo "${as_me:-configure}:14331: testing found package ice ..." 1>&5
+echo "${as_me:-configure}:14656: testing found package ice ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags ice 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   ice 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "ice" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "ice" 2>/dev/null`"
 	test -n "$verbose" && echo "	package ice CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:14337: testing package ice CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:14662: testing package ice CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package ice LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:14341: testing package ice LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:14666: testing package ice LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -14347,19 +14672,19 @@ 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"
@@ -14378,7 +14703,7 @@ 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/=.*//'`
 
@@ -14408,7 +14733,7 @@ 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}" \
@@ -14454,20 +14779,20 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists sm; then
+if test "$PKG_CONFIG" != none && "$PKG_CONFIG" --exists "sm"; then
 	test -n "$verbose" && echo "	found package sm" 1>&6
 
-echo "${as_me:-configure}:14460: testing found package sm ..." 1>&5
+echo "${as_me:-configure}:14785: testing found package sm ..." 1>&5
 
-	cf_pkgconfig_incs="`$PKG_CONFIG --cflags sm 2>/dev/null`"
-	cf_pkgconfig_libs="`$PKG_CONFIG --libs   sm 2>/dev/null`"
+	cf_pkgconfig_incs="`$PKG_CONFIG --cflags "sm" 2>/dev/null`"
+	cf_pkgconfig_libs="`$PKG_CONFIG --libs   "sm" 2>/dev/null`"
 	test -n "$verbose" && echo "	package sm CFLAGS: $cf_pkgconfig_incs" 1>&6
 
-echo "${as_me:-configure}:14466: testing package sm CFLAGS: $cf_pkgconfig_incs ..." 1>&5
+echo "${as_me:-configure}:14791: testing package sm CFLAGS: $cf_pkgconfig_incs ..." 1>&5
 
 	test -n "$verbose" && echo "	package sm LIBS: $cf_pkgconfig_libs" 1>&6
 
-echo "${as_me:-configure}:14470: testing package sm LIBS: $cf_pkgconfig_libs ..." 1>&5
+echo "${as_me:-configure}:14795: testing package sm LIBS: $cf_pkgconfig_libs ..." 1>&5
 
 cf_fix_cppflags=no
 cf_new_cflags=
@@ -14476,19 +14801,19 @@ 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"
@@ -14507,7 +14832,7 @@ 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/=.*//'`
 
@@ -14537,7 +14862,7 @@ 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}" \
@@ -14596,12 +14921,12 @@ else
 
 test -n "$verbose" && echo "	...before $LIBS" 1>&6
 
-echo "${as_me:-configure}:14599: testing ...before $LIBS ..." 1>&5
+echo "${as_me:-configure}:14924: testing ...before $LIBS ..." 1>&5
 
 LIBS=`echo "$LIBS" | sed -e "s/[ 	][ 	]*/ /g" -e "s%-lXt %-lXt $X_PRE_LIBS %" -e 's%  % %g'`
 test -n "$verbose" && echo "	...after  $LIBS" 1>&6
 
-echo "${as_me:-configure}:14604: testing ...after  $LIBS ..." 1>&5
+echo "${as_me:-configure}:14929: testing ...after  $LIBS ..." 1>&5
 
 fi
 
@@ -14621,7 +14946,7 @@ else
 
 test -n "$verbose" && echo "	checking additions to CFLAGS" 1>&6
 
-echo "${as_me:-configure}:14624: testing checking additions to CFLAGS ..." 1>&5
+echo "${as_me:-configure}:14949: testing checking additions to CFLAGS ..." 1>&5
 
 cf_check_cflags="$CFLAGS"
 cf_check_cppflags="$CPPFLAGS"
@@ -14633,19 +14958,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $X_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"
@@ -14664,7 +14989,7 @@ 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/=.*//'`
 
@@ -14694,7 +15019,7 @@ 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 "${cf_tst_cflags}" \
@@ -14706,7 +15031,7 @@ done
 if test -n "$cf_new_cflags" ; then
 	test -n "$verbose" && echo "	add to \$CFLAGS $cf_new_cflags" 1>&6
 
-echo "${as_me:-configure}:14709: testing add to \$CFLAGS $cf_new_cflags ..." 1>&5
+echo "${as_me:-configure}:15034: testing add to \$CFLAGS $cf_new_cflags ..." 1>&5
 
 	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
 	CFLAGS="${CFLAGS}$cf_new_cflags"
@@ -14716,7 +15041,7 @@ fi
 if test -n "$cf_new_cppflags" ; then
 	test -n "$verbose" && echo "	add to \$CPPFLAGS $cf_new_cppflags" 1>&6
 
-echo "${as_me:-configure}:14719: testing add to \$CPPFLAGS $cf_new_cppflags ..." 1>&5
+echo "${as_me:-configure}:15044: testing add to \$CPPFLAGS $cf_new_cppflags ..." 1>&5
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
@@ -14726,7 +15051,7 @@ 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}:14729: testing add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags ..." 1>&5
+echo "${as_me:-configure}:15054: 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"
@@ -14734,8 +15059,8 @@ echo "${as_me:-configure}:14729: testing add to \$EXTRA_CPPFLAGS $cf_new_extra_c
 fi
 
 if test "x$cf_check_cflags" != "x$CFLAGS" ; then
-cat >conftest.$ac_ext <<_ACEOF
-#line 14738 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 15063 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -14746,44 +15071,44 @@ printf("Hello world");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:14750: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15075: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:14753: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:14756: \"$ac_try\"") >&5
+  echo "$as_me:15078: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:15081: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:14759: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15084: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 test -n "$verbose" && echo "	test-compile failed.  Undoing change to \$CFLAGS" 1>&6
 
-echo "${as_me:-configure}:14767: testing test-compile failed.  Undoing change to \$CFLAGS ..." 1>&5
+echo "${as_me:-configure}:15092: testing test-compile failed.  Undoing change to \$CFLAGS ..." 1>&5
 
 	 if test "x$cf_check_cppflags" != "x$CPPFLAGS" ; then
 		 test -n "$verbose" && echo "	but keeping change to \$CPPFLAGS" 1>&6
 
-echo "${as_me:-configure}:14772: testing but keeping change to \$CPPFLAGS ..." 1>&5
+echo "${as_me:-configure}:15097: testing but keeping change to \$CPPFLAGS ..." 1>&5
 
 	 fi
-	 CFLAGS="$cf_check_flags"
+	 CFLAGS="$cf_check_cflags"
 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 "$as_me:14780: checking for XOpenDisplay" >&5
+	echo "$as_me:15105: checking for XOpenDisplay" >&5
 echo $ECHO_N "checking for XOpenDisplay... $ECHO_C" >&6
 if test "${ac_cv_func_XOpenDisplay+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 14786 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 15111 "configure"
 #include "confdefs.h"
 #define XOpenDisplay autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -14813,41 +15138,41 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:14817: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15142: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:14820: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:14823: \"$ac_try\"") >&5
+  echo "$as_me:15145: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:15148: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:14826: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15151: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_XOpenDisplay=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_XOpenDisplay=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:14836: result: $ac_cv_func_XOpenDisplay" >&5
+echo "$as_me:15161: result: $ac_cv_func_XOpenDisplay" >&5
 echo "${ECHO_T}$ac_cv_func_XOpenDisplay" >&6
-if test $ac_cv_func_XOpenDisplay = yes; then
+if test "$ac_cv_func_XOpenDisplay" = yes; then
   :
 else
 
-	echo "$as_me:14842: checking for XOpenDisplay in -lX11" >&5
+	echo "$as_me:15167: checking for XOpenDisplay in -lX11" >&5
 echo $ECHO_N "checking for XOpenDisplay in -lX11... $ECHO_C" >&6
 if test "${ac_cv_lib_X11_XOpenDisplay+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lX11  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 14850 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 15175 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -14865,30 +15190,30 @@ XOpenDisplay ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:14869: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15194: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:14872: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:14875: \"$ac_try\"") >&5
+  echo "$as_me:15197: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:15200: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:14878: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15203: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_X11_XOpenDisplay=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_X11_XOpenDisplay=no
 fi
-rm -f conftest.$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:14889: result: $ac_cv_lib_X11_XOpenDisplay" >&5
+echo "$as_me:15214: result: $ac_cv_lib_X11_XOpenDisplay" >&5
 echo "${ECHO_T}$ac_cv_lib_X11_XOpenDisplay" >&6
-if test $ac_cv_lib_X11_XOpenDisplay = yes; then
+if test "$ac_cv_lib_X11_XOpenDisplay" = yes; then
 
 cf_add_libs="$LIBS"
 # reverse order
@@ -14910,13 +15235,13 @@ fi
 
 fi
 
-	echo "$as_me:14913: checking for XtAppInitialize" >&5
+	echo "$as_me:15238: checking for XtAppInitialize" >&5
 echo $ECHO_N "checking for XtAppInitialize... $ECHO_C" >&6
 if test "${ac_cv_func_XtAppInitialize+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 14919 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 15244 "configure"
 #include "confdefs.h"
 #define XtAppInitialize autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -14946,41 +15271,41 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:14950: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15275: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:14953: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:14956: \"$ac_try\"") >&5
+  echo "$as_me:15278: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:15281: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:14959: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15284: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_XtAppInitialize=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_XtAppInitialize=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:14969: result: $ac_cv_func_XtAppInitialize" >&5
+echo "$as_me:15294: result: $ac_cv_func_XtAppInitialize" >&5
 echo "${ECHO_T}$ac_cv_func_XtAppInitialize" >&6
-if test $ac_cv_func_XtAppInitialize = yes; then
+if test "$ac_cv_func_XtAppInitialize" = yes; then
   :
 else
 
-	echo "$as_me:14975: checking for XtAppInitialize in -lXt" >&5
+	echo "$as_me:15300: checking for XtAppInitialize in -lXt" >&5
 echo $ECHO_N "checking for XtAppInitialize in -lXt... $ECHO_C" >&6
 if test "${ac_cv_lib_Xt_XtAppInitialize+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXt  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 14983 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 15308 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -14998,30 +15323,30 @@ XtAppInitialize ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:15002: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15327: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:15005: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:15008: \"$ac_try\"") >&5
+  echo "$as_me:15330: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:15333: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15011: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15336: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_Xt_XtAppInitialize=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_Xt_XtAppInitialize=no
 fi
-rm -f conftest.$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:15022: result: $ac_cv_lib_Xt_XtAppInitialize" >&5
+echo "$as_me:15347: result: $ac_cv_lib_Xt_XtAppInitialize" >&5
 echo "${ECHO_T}$ac_cv_lib_Xt_XtAppInitialize" >&6
-if test $ac_cv_lib_Xt_XtAppInitialize = yes; then
+if test "$ac_cv_lib_Xt_XtAppInitialize" = yes; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_LIBXT 1
@@ -15035,8 +15360,8 @@ fi
 
 fi
 
-if test $cf_have_X_LIBS = no ; then
-	{ echo "$as_me:15039: WARNING: Unable to successfully link X Toolkit library (-lXt) with
+if test "$cf_have_X_LIBS" = no ; then
+	{ echo "$as_me:15364: WARNING: Unable to successfully link X Toolkit library (-lXt) with
 test program.  You will have to check and add the proper libraries by hand
 to makefile." >&5
 echo "$as_me: WARNING: Unable to successfully link X Toolkit library (-lXt) with
@@ -15072,19 +15397,19 @@ do
 done
 
 		cf_test=X11/$cf_x_athena_root/SimpleMenu.h
-		if test $cf_path != default ; then
+		if test "$cf_path" != default ; then
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}-I$cf_path/include"
 
-			echo "$as_me:15080: checking for $cf_test in $cf_path" >&5
+			echo "$as_me:15405: checking for $cf_test in $cf_path" >&5
 echo $ECHO_N "checking for $cf_test in $cf_path... $ECHO_C" >&6
 		else
-			echo "$as_me:15083: checking for $cf_test" >&5
+			echo "$as_me:15408: checking for $cf_test" >&5
 echo $ECHO_N "checking for $cf_test... $ECHO_C" >&6
 		fi
-		cat >conftest.$ac_ext <<_ACEOF
-#line 15087 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 15412 "configure"
 #include "confdefs.h"
 
 #include <X11/Intrinsic.h>
@@ -15097,26 +15422,26 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:15101: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:15426: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:15104: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:15107: \"$ac_try\"") >&5
+  echo "$as_me:15429: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:15432: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15110: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15435: \$? = $ac_status" >&5
+  (exit "$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:15119: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+		echo "$as_me:15444: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
 
 LIBS="$cf_save_LIBS_CF_X_ATHENA_CPPFLAGS"
@@ -15125,14 +15450,14 @@ CPPFLAGS="$cf_save_CPPFLAGS_CF_X_ATHENA_CPPFLAGS"
 
 		if test "$cf_result" = yes ; then
 			test "$cf_path"  = default && cf_x_athena_inc=default
-			test "$cf_path" != default && cf_x_athena_inc=$cf_path/include
+			test "$cf_path" != default && cf_x_athena_inc="$cf_path/include"
 			break
 		fi
 	fi
 done
 
 if test -z "$cf_x_athena_inc" ; then
-	{ echo "$as_me:15135: WARNING: Unable to find Athena header files" >&5
+	{ echo "$as_me:15460: WARNING: Unable to find Athena header files" >&5
 echo "$as_me: WARNING: Unable to find Athena header files" >&2;}
 elif test "$cf_x_athena_inc" != default ; then
 
@@ -15197,10 +15522,10 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		echo "$as_me:15200: checking for $cf_test in $cf_libs" >&5
+		echo "$as_me:15525: checking for $cf_test in $cf_libs" >&5
 echo $ECHO_N "checking for $cf_test in $cf_libs... $ECHO_C" >&6
-		cat >conftest.$ac_ext <<_ACEOF
-#line 15203 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 15528 "configure"
 #include "confdefs.h"
 
 #include <X11/Intrinsic.h>
@@ -15215,26 +15540,26 @@ $cf_test((XtAppContext) 0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:15219: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15544: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:15222: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:15225: \"$ac_try\"") >&5
+  echo "$as_me:15547: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:15550: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15228: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15553: \$? = $ac_status" >&5
+  (exit "$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$ac_exeext conftest.$ac_ext
-		echo "$as_me:15237: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:15562: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
 
 LIBS="$cf_save_LIBS_CF_X_ATHENA_LIBS"
@@ -15251,7 +15576,7 @@ CPPFLAGS="$cf_save_CPPFLAGS_CF_X_ATHENA_LIBS"
 done
 
 if test -z "$cf_x_athena_lib" ; then
-	{ { echo "$as_me:15254: error: Unable to successfully link Athena library (-l$cf_x_athena_root) with test program" >&5
+	{ { echo "$as_me:15579: error: Unable to successfully link Athena library (-l$cf_x_athena_root) with test program" >&5
 echo "$as_me: error: Unable to successfully link Athena library (-l$cf_x_athena_root) with test program" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -15285,7 +15610,7 @@ if test -n "$ac_tool_prefix"; then
   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:15288: checking for $ac_word" >&5
+echo "$as_me:15613: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_XCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -15300,7 +15625,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_XCURSES_CONFIG="$ac_tool_prefix$ac_prog"
-echo "$as_me:15303: found $ac_dir/$ac_word" >&5
+echo "$as_me:15628: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -15308,10 +15633,10 @@ fi
 fi
 XCURSES_CONFIG=$ac_cv_prog_XCURSES_CONFIG
 if test -n "$XCURSES_CONFIG"; then
-  echo "$as_me:15311: result: $XCURSES_CONFIG" >&5
+  echo "$as_me:15636: result: $XCURSES_CONFIG" >&5
 echo "${ECHO_T}$XCURSES_CONFIG" >&6
 else
-  echo "$as_me:15314: result: no" >&5
+  echo "$as_me:15639: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -15324,7 +15649,7 @@ if test -z "$XCURSES_CONFIG"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:15327: checking for $ac_word" >&5
+echo "$as_me:15652: checking for $ac_word" >&5
 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
 if test "${ac_cv_prog_ac_ct_XCURSES_CONFIG+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -15339,7 +15664,7 @@ for ac_dir in $ac_dummy; do
   test -z "$ac_dir" && ac_dir=.
   $as_executable_p "$ac_dir/$ac_word" || continue
 ac_cv_prog_ac_ct_XCURSES_CONFIG="$ac_prog"
-echo "$as_me:15342: found $ac_dir/$ac_word" >&5
+echo "$as_me:15667: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -15347,10 +15672,10 @@ fi
 fi
 ac_ct_XCURSES_CONFIG=$ac_cv_prog_ac_ct_XCURSES_CONFIG
 if test -n "$ac_ct_XCURSES_CONFIG"; then
-  echo "$as_me:15350: result: $ac_ct_XCURSES_CONFIG" >&5
+  echo "$as_me:15675: result: $ac_ct_XCURSES_CONFIG" >&5
 echo "${ECHO_T}$ac_ct_XCURSES_CONFIG" >&6
 else
-  echo "$as_me:15353: result: no" >&5
+  echo "$as_me:15678: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -15370,19 +15695,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in `$XCURSES_CONFIG --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"
@@ -15401,7 +15726,7 @@ 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/=.*//'`
 
@@ -15431,7 +15756,7 @@ 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 "${cf_tst_cflags}" \
@@ -15485,7 +15810,7 @@ LDFLAGS="$LDFLAGS $X_LIBS"
 
 test -n "$verbose" && echo "	checking additions to CFLAGS" 1>&6
 
-echo "${as_me:-configure}:15488: testing checking additions to CFLAGS ..." 1>&5
+echo "${as_me:-configure}:15813: testing checking additions to CFLAGS ..." 1>&5
 
 cf_check_cflags="$CFLAGS"
 cf_check_cppflags="$CPPFLAGS"
@@ -15497,19 +15822,19 @@ cf_new_extra_cppflags=
 
 for cf_add_cflags in $X_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"
@@ -15528,7 +15853,7 @@ 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/=.*//'`
 
@@ -15558,7 +15883,7 @@ 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 "${cf_tst_cflags}" \
@@ -15570,7 +15895,7 @@ done
 if test -n "$cf_new_cflags" ; then
 	test -n "$verbose" && echo "	add to \$CFLAGS $cf_new_cflags" 1>&6
 
-echo "${as_me:-configure}:15573: testing add to \$CFLAGS $cf_new_cflags ..." 1>&5
+echo "${as_me:-configure}:15898: testing add to \$CFLAGS $cf_new_cflags ..." 1>&5
 
 	test -n "$CFLAGS" && CFLAGS="$CFLAGS "
 	CFLAGS="${CFLAGS}$cf_new_cflags"
@@ -15580,7 +15905,7 @@ fi
 if test -n "$cf_new_cppflags" ; then
 	test -n "$verbose" && echo "	add to \$CPPFLAGS $cf_new_cppflags" 1>&6
 
-echo "${as_me:-configure}:15583: testing add to \$CPPFLAGS $cf_new_cppflags ..." 1>&5
+echo "${as_me:-configure}:15908: testing add to \$CPPFLAGS $cf_new_cppflags ..." 1>&5
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
 	CPPFLAGS="${CPPFLAGS}$cf_new_cppflags"
@@ -15590,7 +15915,7 @@ 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}:15593: testing add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags ..." 1>&5
+echo "${as_me:-configure}:15918: 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"
@@ -15598,8 +15923,8 @@ echo "${as_me:-configure}:15593: testing add to \$EXTRA_CPPFLAGS $cf_new_extra_c
 fi
 
 if test "x$cf_check_cflags" != "x$CFLAGS" ; then
-cat >conftest.$ac_ext <<_ACEOF
-#line 15602 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 15927 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -15610,46 +15935,46 @@ printf("Hello world");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:15614: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15939: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:15617: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:15620: \"$ac_try\"") >&5
+  echo "$as_me:15942: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:15945: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15623: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:15948: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 test -n "$verbose" && echo "	test-compile failed.  Undoing change to \$CFLAGS" 1>&6
 
-echo "${as_me:-configure}:15631: testing test-compile failed.  Undoing change to \$CFLAGS ..." 1>&5
+echo "${as_me:-configure}:15956: testing test-compile failed.  Undoing change to \$CFLAGS ..." 1>&5
 
 	 if test "x$cf_check_cppflags" != "x$CPPFLAGS" ; then
 		 test -n "$verbose" && echo "	but keeping change to \$CPPFLAGS" 1>&6
 
-echo "${as_me:-configure}:15636: testing but keeping change to \$CPPFLAGS ..." 1>&5
+echo "${as_me:-configure}:15961: testing but keeping change to \$CPPFLAGS ..." 1>&5
 
 	 fi
-	 CFLAGS="$cf_check_flags"
+	 CFLAGS="$cf_check_cflags"
 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 "$as_me:15644: checking for XOpenDisplay in -lX11" >&5
+echo "$as_me:15969: checking for XOpenDisplay in -lX11" >&5
 echo $ECHO_N "checking for XOpenDisplay in -lX11... $ECHO_C" >&6
 if test "${ac_cv_lib_X11_XOpenDisplay+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lX11 $X_PRE_LIBS $LIBS $X_EXTRA_LIBS $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 15652 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 15977 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -15667,30 +15992,30 @@ XOpenDisplay ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:15671: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:15996: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:15674: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:15677: \"$ac_try\"") >&5
+  echo "$as_me:15999: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:16002: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15680: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16005: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_X11_XOpenDisplay=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_X11_XOpenDisplay=no
 fi
-rm -f conftest.$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:15691: result: $ac_cv_lib_X11_XOpenDisplay" >&5
+echo "$as_me:16016: result: $ac_cv_lib_X11_XOpenDisplay" >&5
 echo "${ECHO_T}$ac_cv_lib_X11_XOpenDisplay" >&6
-if test $ac_cv_lib_X11_XOpenDisplay = yes; then
+if test "$ac_cv_lib_X11_XOpenDisplay" = yes; then
 
 cf_add_libs="$LIBS"
 # reverse order
@@ -15710,7 +16035,7 @@ LIBS="$cf_add_libs"
 
 fi
 
-echo "$as_me:15713: checking for XCurses library" >&5
+echo "$as_me:16038: checking for XCurses library" >&5
 echo $ECHO_N "checking for XCurses library... $ECHO_C" >&6
 if test "${cf_cv_lib_XCurses+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -15732,8 +16057,8 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 15736 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 16061 "configure"
 #include "confdefs.h"
 
 #include <xcurses.h>
@@ -15747,33 +16072,33 @@ XCursesExit();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:15751: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:16076: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:15754: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:15757: \"$ac_try\"") >&5
+  echo "$as_me:16079: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:16082: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15760: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16085: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_lib_XCurses=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_lib_XCurses=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:15771: result: $cf_cv_lib_XCurses" >&5
+echo "$as_me:16096: result: $cf_cv_lib_XCurses" >&5
 echo "${ECHO_T}$cf_cv_lib_XCurses" >&6
 
 fi
 
-if test $cf_cv_lib_XCurses = yes ; then
+if test "$cf_cv_lib_XCurses" = yes ; then
 
 cat >>confdefs.h <<\EOF
 #define UNIX 1
@@ -15783,24 +16108,24 @@ cat >>confdefs.h <<\EOF
 #define XCURSES 1
 EOF
 
-	echo "$as_me:15786: checking for xcurses.h" >&5
+	echo "$as_me:16111: checking for xcurses.h" >&5
 echo $ECHO_N "checking for xcurses.h... $ECHO_C" >&6
 if test "${ac_cv_header_xcurses_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 15792 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 16117 "configure"
 #include "confdefs.h"
 #include <xcurses.h>
 _ACEOF
-if { (eval echo "$as_me:15796: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:16121: \"$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:15802: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:16127: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -15813,14 +16138,14 @@ if test -z "$ac_cpp_err"; then
   ac_cv_header_xcurses_h=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   ac_cv_header_xcurses_h=no
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi
-echo "$as_me:15821: result: $ac_cv_header_xcurses_h" >&5
+echo "$as_me:16146: result: $ac_cv_header_xcurses_h" >&5
 echo "${ECHO_T}$ac_cv_header_xcurses_h" >&6
-if test $ac_cv_header_xcurses_h = yes; then
+if test "$ac_cv_header_xcurses_h" = yes; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_XCURSES 1
@@ -15829,14 +16154,14 @@ EOF
 fi
 
 else
-	{ { echo "$as_me:15832: error: Cannot link with XCurses" >&5
+	{ { echo "$as_me:16157: error: Cannot link with XCurses" >&5
 echo "$as_me: error: Cannot link with XCurses" >&2;}
    { (exit 1); exit 1; }; }
 fi
 
 	;;
 (*)
-	{ { echo "$as_me:15839: error: unexpected screen-value: $cf_cv_screen" >&5
+	{ { echo "$as_me:16164: error: unexpected screen-value: $cf_cv_screen" >&5
 echo "$as_me: error: unexpected screen-value: $cf_cv_screen" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -15844,15 +16169,15 @@ esac
 
 : ${cf_nculib_root:=$cf_cv_screen}
 as_ac_Lib=`echo "ac_cv_lib_$cf_nculib_root''__nc_init_pthreads" | $as_tr_sh`
-echo "$as_me:15847: checking for _nc_init_pthreads in -l$cf_nculib_root" >&5
+echo "$as_me:16172: checking for _nc_init_pthreads in -l$cf_nculib_root" >&5
 echo $ECHO_N "checking for _nc_init_pthreads in -l$cf_nculib_root... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Lib+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-l$cf_nculib_root  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 15855 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 16180 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -15870,30 +16195,30 @@ _nc_init_pthreads ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:15874: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:16199: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:15877: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:15880: \"$ac_try\"") >&5
+  echo "$as_me:16202: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:16205: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:15883: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16208: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   eval "$as_ac_Lib=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 eval "$as_ac_Lib=no"
 fi
-rm -f conftest.$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 "$as_me:15894: result: `eval echo '${'$as_ac_Lib'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Lib'}'`" >&6
-if test `eval echo '${'$as_ac_Lib'}'` = yes; then
+echo "$as_me:16219: result: `eval echo '${'"$as_ac_Lib"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Lib"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Lib"'}'`" = yes; then
   cf_cv_ncurses_pthreads=yes
 else
   cf_cv_ncurses_pthreads=no
@@ -15926,7 +16251,7 @@ case $cf_cv_screen in
 	;;
 esac
 
-echo "$as_me:15929: checking for X11 rgb file" >&5
+echo "$as_me:16254: 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.
@@ -15978,19 +16303,19 @@ 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 "$as_me:15993: error: expected a pathname, not \"$cf_path\"" >&5
+	{ { echo "$as_me:16318: error: expected a pathname, not \"$cf_path\"" >&5
 echo "$as_me: error: expected a pathname, not \"$cf_path\"" >&2;}
    { (exit 1); exit 1; }; }
 	;;
@@ -15998,7 +16323,7 @@ esac
 
 fi
 
-echo "$as_me:16001: result: $RGB_PATH" >&5
+echo "$as_me:16326: result: $RGB_PATH" >&5
 echo "${ECHO_T}$RGB_PATH" >&6
 
 cat >>confdefs.h <<EOF
@@ -16039,7 +16364,7 @@ case $cf_cv_screen in
 	;;
 esac
 
-echo "$as_me:16042: checking for desired basename for form library" >&5
+echo "$as_me:16367: 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.
@@ -16059,10 +16384,10 @@ case "x$FORM_NAME" in
 	;;
 esac
 
-echo "$as_me:16062: result: $FORM_NAME" >&5
+echo "$as_me:16387: result: $FORM_NAME" >&5
 echo "${ECHO_T}$FORM_NAME" >&6
 
-echo "$as_me:16065: checking for desired basename for menu library" >&5
+echo "$as_me:16390: 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.
@@ -16082,10 +16407,10 @@ case "x$MENU_NAME" in
 	;;
 esac
 
-echo "$as_me:16085: result: $MENU_NAME" >&5
+echo "$as_me:16410: result: $MENU_NAME" >&5
 echo "${ECHO_T}$MENU_NAME" >&6
 
-echo "$as_me:16088: checking for desired basename for panel library" >&5
+echo "$as_me:16413: 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.
@@ -16105,10 +16430,10 @@ case "x$PANEL_NAME" in
 	;;
 esac
 
-echo "$as_me:16108: result: $PANEL_NAME" >&5
+echo "$as_me:16433: result: $PANEL_NAME" >&5
 echo "${ECHO_T}$PANEL_NAME" >&6
 
-echo "$as_me:16111: checking if you want to check for panel functions" >&5
+echo "$as_me:16436: checking if you want to check for panel functions" >&5
 echo $ECHO_N "checking if you want to check for panel functions... $ECHO_C" >&6
 
 # Check whether --enable-panel or --disable-panel was given.
@@ -16125,7 +16450,7 @@ else
 	cf_enable_panel=$cf_default_panel
 
 fi;
-echo "$as_me:16128: result: $cf_enable_panel" >&5
+echo "$as_me:16453: result: $cf_enable_panel" >&5
 echo "${ECHO_T}$cf_enable_panel" >&6
 if test $cf_enable_panel = yes
 then
@@ -16136,13 +16461,13 @@ cf_have_curses_lib=no
 if test "x${NCURSES_CONFIG_PKG}" = xnone; then
 	:
 elif test "x${PKG_CONFIG:=none}" != xnone; then
-	echo "$as_me:16139: checking pkg-config for $PANEL_NAME$cf_cv_libtype" >&5
+	echo "$as_me:16464: checking pkg-config for $PANEL_NAME$cf_cv_libtype" >&5
 echo $ECHO_N "checking pkg-config for $PANEL_NAME$cf_cv_libtype... $ECHO_C" >&6
-	if "$PKG_CONFIG" --exists $PANEL_NAME$cf_cv_libtype ; then
-		echo "$as_me:16142: result: yes" >&5
+	if "$PKG_CONFIG" --exists "$PANEL_NAME$cf_cv_libtype" ; then
+		echo "$as_me:16467: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-		echo "$as_me:16145: checking if the $PANEL_NAME$cf_cv_libtype package files work" >&5
+		echo "$as_me:16470: checking if the $PANEL_NAME$cf_cv_libtype package files work" >&5
 echo $ECHO_N "checking if the $PANEL_NAME$cf_cv_libtype package files work... $ECHO_C" >&6
 
 		cf_save_CPPFLAGS="$CPPFLAGS"
@@ -16153,21 +16478,21 @@ cf_new_cflags=
 cf_new_cppflags=
 cf_new_extra_cppflags=
 
-for cf_add_cflags in `$PKG_CONFIG --cflags $PANEL_NAME$cf_cv_libtype`
+for cf_add_cflags in `$PKG_CONFIG --cflags "$PANEL_NAME$cf_cv_libtype"`
 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"
@@ -16186,7 +16511,7 @@ 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/=.*//'`
 
@@ -16216,7 +16541,7 @@ 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 "${cf_tst_cflags}" \
@@ -16249,7 +16574,7 @@ fi
 cf_add_libs="$LIBS"
 # reverse order
 cf_add_0lib=
-for cf_add_1lib in `$PKG_CONFIG --libs $PANEL_NAME$cf_cv_libtype`; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+for cf_add_1lib in `$PKG_CONFIG --libs "$PANEL_NAME$cf_cv_libtype"`; 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
@@ -16262,8 +16587,8 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 16266 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 16591 "configure"
 #include "confdefs.h"
 #include <$PANEL_NAME.h>
 int
@@ -16274,55 +16599,55 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:16278: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:16603: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:16281: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:16284: \"$ac_try\"") >&5
+  echo "$as_me:16606: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:16609: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16287: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16612: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_have_curses_lib=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 16293 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 16618 "configure"
 #include "confdefs.h"
 #include <$PANEL_NAME.h>
 				int main(void)
 				{ (void) new_panel ( 0 ); return 0; }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:16300: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:16625: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:16303: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:16305: \"$ac_try\"") >&5
+  echo "$as_me:16628: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:16630: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16308: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16633: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_have_curses_lib=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_curses_lib=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
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_curses_lib=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		echo "$as_me:16325: result: $cf_have_curses_lib" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:16650: result: $cf_have_curses_lib" >&5
 echo "${ECHO_T}$cf_have_curses_lib" >&6
 		test "$cf_have_curses_lib" = maybe && cf_have_curses_lib=yes
 		if test "$cf_have_curses_lib" != "yes"
@@ -16342,15 +16667,15 @@ EOF
 fi
 if test "$cf_have_curses_lib" = no; then
 	as_ac_Lib=`echo "ac_cv_lib_$PANEL_NAME$cf_cv_libtype''_new_panel" | $as_tr_sh`
-echo "$as_me:16345: checking for new_panel in -l$PANEL_NAME$cf_cv_libtype" >&5
+echo "$as_me:16670: checking for new_panel in -l$PANEL_NAME$cf_cv_libtype" >&5
 echo $ECHO_N "checking for new_panel in -l$PANEL_NAME$cf_cv_libtype... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Lib+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-l$PANEL_NAME$cf_cv_libtype  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 16353 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 16678 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -16368,30 +16693,30 @@ new_panel ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:16372: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:16697: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:16375: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:16378: \"$ac_try\"") >&5
+  echo "$as_me:16700: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:16703: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16381: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16706: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   eval "$as_ac_Lib=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 eval "$as_ac_Lib=no"
 fi
-rm -f conftest.$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 "$as_me:16392: result: `eval echo '${'$as_ac_Lib'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Lib'}'`" >&6
-if test `eval echo '${'$as_ac_Lib'}'` = yes; then
+echo "$as_me:16717: result: `eval echo '${'"$as_ac_Lib"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Lib"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Lib"'}'`" = yes; then
 
 cf_upper=`echo "have_lib$PANEL_NAME" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -16422,7 +16747,7 @@ fi
 	cf_curses_headers="$cf_curses_headers panel.h"
 fi
 
-echo "$as_me:16425: checking if you want to check for menu functions" >&5
+echo "$as_me:16750: checking if you want to check for menu functions" >&5
 echo $ECHO_N "checking if you want to check for menu functions... $ECHO_C" >&6
 
 # Check whether --enable-menu or --disable-menu was given.
@@ -16439,7 +16764,7 @@ else
 	cf_enable_menu=$cf_default_menu
 
 fi;
-echo "$as_me:16442: result: $cf_enable_menu" >&5
+echo "$as_me:16767: result: $cf_enable_menu" >&5
 echo "${ECHO_T}$cf_enable_menu" >&6
 if test $cf_enable_menu = yes
 then
@@ -16448,14 +16773,14 @@ then
 		;;
 	(curses*)
 
-echo "$as_me:16451: checking for NetBSD menu.h" >&5
+echo "$as_me:16776: checking for NetBSD menu.h" >&5
 echo $ECHO_N "checking for NetBSD menu.h... $ECHO_C" >&6
 if test "${cf_cv_netbsd_menu_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 16458 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 16783 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -16472,29 +16797,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:16476: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:16801: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16479: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:16482: \"$ac_try\"") >&5
+  echo "$as_me:16804: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:16807: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16485: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16810: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_netbsd_menu_h=yes
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_netbsd_menu_h=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:16497: result: $cf_cv_netbsd_menu_h" >&5
+echo "$as_me:16822: result: $cf_cv_netbsd_menu_h" >&5
 echo "${ECHO_T}$cf_cv_netbsd_menu_h" >&6
 
 test "$cf_cv_netbsd_menu_h" = yes &&
@@ -16511,13 +16836,13 @@ cf_have_curses_lib=no
 if test "x${NCURSES_CONFIG_PKG}" = xnone; then
 	:
 elif test "x${PKG_CONFIG:=none}" != xnone; then
-	echo "$as_me:16514: checking pkg-config for $MENU_NAME$cf_cv_libtype" >&5
+	echo "$as_me:16839: checking pkg-config for $MENU_NAME$cf_cv_libtype" >&5
 echo $ECHO_N "checking pkg-config for $MENU_NAME$cf_cv_libtype... $ECHO_C" >&6
-	if "$PKG_CONFIG" --exists $MENU_NAME$cf_cv_libtype ; then
-		echo "$as_me:16517: result: yes" >&5
+	if "$PKG_CONFIG" --exists "$MENU_NAME$cf_cv_libtype" ; then
+		echo "$as_me:16842: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-		echo "$as_me:16520: checking if the $MENU_NAME$cf_cv_libtype package files work" >&5
+		echo "$as_me:16845: checking if the $MENU_NAME$cf_cv_libtype package files work" >&5
 echo $ECHO_N "checking if the $MENU_NAME$cf_cv_libtype package files work... $ECHO_C" >&6
 
 		cf_save_CPPFLAGS="$CPPFLAGS"
@@ -16528,21 +16853,21 @@ cf_new_cflags=
 cf_new_cppflags=
 cf_new_extra_cppflags=
 
-for cf_add_cflags in `$PKG_CONFIG --cflags $MENU_NAME$cf_cv_libtype`
+for cf_add_cflags in `$PKG_CONFIG --cflags "$MENU_NAME$cf_cv_libtype"`
 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"
@@ -16561,7 +16886,7 @@ 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/=.*//'`
 
@@ -16591,7 +16916,7 @@ 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 "${cf_tst_cflags}" \
@@ -16624,7 +16949,7 @@ fi
 cf_add_libs="$LIBS"
 # reverse order
 cf_add_0lib=
-for cf_add_1lib in `$PKG_CONFIG --libs $MENU_NAME$cf_cv_libtype`; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+for cf_add_1lib in `$PKG_CONFIG --libs "$MENU_NAME$cf_cv_libtype"`; 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
@@ -16637,8 +16962,8 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 16641 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 16966 "configure"
 #include "confdefs.h"
 #include <$MENU_NAME.h>
 int
@@ -16649,55 +16974,55 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:16653: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:16978: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:16656: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:16659: \"$ac_try\"") >&5
+  echo "$as_me:16981: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:16984: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16662: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:16987: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_have_curses_lib=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 16668 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 16993 "configure"
 #include "confdefs.h"
 #include <$MENU_NAME.h>
 				int main(void)
 				{ (void) menu_driver ( 0,0 ); return 0; }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:16675: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:17000: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:16678: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:16680: \"$ac_try\"") >&5
+  echo "$as_me:17003: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:17005: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16683: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17008: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_have_curses_lib=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_curses_lib=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
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_curses_lib=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		echo "$as_me:16700: result: $cf_have_curses_lib" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:17025: result: $cf_have_curses_lib" >&5
 echo "${ECHO_T}$cf_have_curses_lib" >&6
 		test "$cf_have_curses_lib" = maybe && cf_have_curses_lib=yes
 		if test "$cf_have_curses_lib" != "yes"
@@ -16717,15 +17042,15 @@ EOF
 fi
 if test "$cf_have_curses_lib" = no; then
 	as_ac_Lib=`echo "ac_cv_lib_$MENU_NAME$cf_cv_libtype''_menu_driver" | $as_tr_sh`
-echo "$as_me:16720: checking for menu_driver in -l$MENU_NAME$cf_cv_libtype" >&5
+echo "$as_me:17045: checking for menu_driver in -l$MENU_NAME$cf_cv_libtype" >&5
 echo $ECHO_N "checking for menu_driver in -l$MENU_NAME$cf_cv_libtype... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Lib+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-l$MENU_NAME$cf_cv_libtype  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 16728 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 17053 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -16743,30 +17068,30 @@ menu_driver ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:16747: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:17072: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:16750: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:16753: \"$ac_try\"") >&5
+  echo "$as_me:17075: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:17078: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16756: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17081: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   eval "$as_ac_Lib=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 eval "$as_ac_Lib=no"
 fi
-rm -f conftest.$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 "$as_me:16767: result: `eval echo '${'$as_ac_Lib'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Lib'}'`" >&6
-if test `eval echo '${'$as_ac_Lib'}'` = yes; then
+echo "$as_me:17092: result: `eval echo '${'"$as_ac_Lib"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Lib"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Lib"'}'`" = yes; then
 
 cf_upper=`echo "have_lib$MENU_NAME" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -16797,7 +17122,7 @@ fi
 	cf_curses_headers="$cf_curses_headers menu.h"
 fi
 
-echo "$as_me:16800: checking if you want to check for form functions" >&5
+echo "$as_me:17125: checking if you want to check for form functions" >&5
 echo $ECHO_N "checking if you want to check for form functions... $ECHO_C" >&6
 
 # Check whether --enable-form or --disable-form was given.
@@ -16814,7 +17139,7 @@ else
 	cf_enable_form=$cf_default_form
 
 fi;
-echo "$as_me:16817: result: $cf_enable_form" >&5
+echo "$as_me:17142: result: $cf_enable_form" >&5
 echo "${ECHO_T}$cf_enable_form" >&6
 if test $cf_enable_form = yes
 then
@@ -16823,14 +17148,14 @@ then
 		;;
 	(curses*)
 
-echo "$as_me:16826: checking for NetBSD form.h" >&5
+echo "$as_me:17151: checking for NetBSD form.h" >&5
 echo $ECHO_N "checking for NetBSD form.h... $ECHO_C" >&6
 if test "${cf_cv_netbsd_form_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 16833 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 17158 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -16848,29 +17173,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:16852: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:17177: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:16855: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:16858: \"$ac_try\"") >&5
+  echo "$as_me:17180: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:17183: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:16861: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17186: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_netbsd_form_h=yes
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_netbsd_form_h=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:16873: result: $cf_cv_netbsd_form_h" >&5
+echo "$as_me:17198: result: $cf_cv_netbsd_form_h" >&5
 echo "${ECHO_T}$cf_cv_netbsd_form_h" >&6
 
 test "$cf_cv_netbsd_form_h" = yes &&
@@ -16887,13 +17212,13 @@ cf_have_curses_lib=no
 if test "x${NCURSES_CONFIG_PKG}" = xnone; then
 	:
 elif test "x${PKG_CONFIG:=none}" != xnone; then
-	echo "$as_me:16890: checking pkg-config for $FORM_NAME$cf_cv_libtype" >&5
+	echo "$as_me:17215: checking pkg-config for $FORM_NAME$cf_cv_libtype" >&5
 echo $ECHO_N "checking pkg-config for $FORM_NAME$cf_cv_libtype... $ECHO_C" >&6
-	if "$PKG_CONFIG" --exists $FORM_NAME$cf_cv_libtype ; then
-		echo "$as_me:16893: result: yes" >&5
+	if "$PKG_CONFIG" --exists "$FORM_NAME$cf_cv_libtype" ; then
+		echo "$as_me:17218: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 
-		echo "$as_me:16896: checking if the $FORM_NAME$cf_cv_libtype package files work" >&5
+		echo "$as_me:17221: checking if the $FORM_NAME$cf_cv_libtype package files work" >&5
 echo $ECHO_N "checking if the $FORM_NAME$cf_cv_libtype package files work... $ECHO_C" >&6
 
 		cf_save_CPPFLAGS="$CPPFLAGS"
@@ -16904,21 +17229,21 @@ cf_new_cflags=
 cf_new_cppflags=
 cf_new_extra_cppflags=
 
-for cf_add_cflags in `$PKG_CONFIG --cflags $FORM_NAME$cf_cv_libtype`
+for cf_add_cflags in `$PKG_CONFIG --cflags "$FORM_NAME$cf_cv_libtype"`
 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"
@@ -16937,7 +17262,7 @@ 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/=.*//'`
 
@@ -16967,7 +17292,7 @@ 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 "${cf_tst_cflags}" \
@@ -17000,7 +17325,7 @@ fi
 cf_add_libs="$LIBS"
 # reverse order
 cf_add_0lib=
-for cf_add_1lib in `$PKG_CONFIG --libs $FORM_NAME$cf_cv_libtype`; do cf_add_0lib="$cf_add_1lib $cf_add_0lib"; done
+for cf_add_1lib in `$PKG_CONFIG --libs "$FORM_NAME$cf_cv_libtype"`; 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
@@ -17013,8 +17338,8 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 17017 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 17342 "configure"
 #include "confdefs.h"
 #include <$FORM_NAME.h>
 int
@@ -17025,55 +17350,55 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:17029: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:17354: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17032: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:17035: \"$ac_try\"") >&5
+  echo "$as_me:17357: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:17360: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17038: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17363: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   if test "$cross_compiling" = yes; then
   cf_have_curses_lib=maybe
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 17044 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17369 "configure"
 #include "confdefs.h"
 #include <$FORM_NAME.h>
 				int main(void)
 				{ (void) form_driver ( 0,0 ); return 0; }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:17051: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:17376: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17054: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:17056: \"$ac_try\"") >&5
+  echo "$as_me:17379: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:17381: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17059: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17384: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_have_curses_lib=yes
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_curses_lib=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
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_have_curses_lib=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-		echo "$as_me:17076: result: $cf_have_curses_lib" >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
+		echo "$as_me:17401: result: $cf_have_curses_lib" >&5
 echo "${ECHO_T}$cf_have_curses_lib" >&6
 		test "$cf_have_curses_lib" = maybe && cf_have_curses_lib=yes
 		if test "$cf_have_curses_lib" != "yes"
@@ -17093,15 +17418,15 @@ EOF
 fi
 if test "$cf_have_curses_lib" = no; then
 	as_ac_Lib=`echo "ac_cv_lib_$FORM_NAME$cf_cv_libtype''_form_driver" | $as_tr_sh`
-echo "$as_me:17096: checking for form_driver in -l$FORM_NAME$cf_cv_libtype" >&5
+echo "$as_me:17421: checking for form_driver in -l$FORM_NAME$cf_cv_libtype" >&5
 echo $ECHO_N "checking for form_driver in -l$FORM_NAME$cf_cv_libtype... $ECHO_C" >&6
 if eval "test \"\${$as_ac_Lib+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-l$FORM_NAME$cf_cv_libtype  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 17104 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 17429 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -17119,30 +17444,30 @@ form_driver ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:17123: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:17448: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17126: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:17129: \"$ac_try\"") >&5
+  echo "$as_me:17451: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:17454: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17132: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17457: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   eval "$as_ac_Lib=yes"
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 eval "$as_ac_Lib=no"
 fi
-rm -f conftest.$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 "$as_me:17143: result: `eval echo '${'$as_ac_Lib'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Lib'}'`" >&6
-if test `eval echo '${'$as_ac_Lib'}'` = yes; then
+echo "$as_me:17468: result: `eval echo '${'"$as_ac_Lib"'}'`" >&5
+echo "${ECHO_T}`eval echo '${'"$as_ac_Lib"'}'`" >&6
+if test "`eval echo '${'"$as_ac_Lib"'}'`" = yes; then
 
 cf_upper=`echo "have_lib$FORM_NAME" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -17178,24 +17503,24 @@ fi
 for ac_header in $cf_curses_headers
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:17181: checking for $ac_header" >&5
+echo "$as_me:17506: 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 17187 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17512 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:17191: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:17516: \"$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:17197: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:17522: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -17208,14 +17533,14 @@ if test -z "$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:17216: 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:17541: 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
@@ -17223,13 +17548,13 @@ EOF
 fi
 done
 
-echo "$as_me:17226: checking for ANSI C header files" >&5
+echo "$as_me:17551: 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 17232 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17557 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -17237,14 +17562,14 @@ else
 #include <float.h>
 
 _ACEOF
-if { (eval echo "$as_me:17240: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:17565: \"$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:17246: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:17571: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -17257,21 +17582,21 @@ if test -z "$ac_cpp_err"; then
   ac_cv_header_stdc=yes
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   ac_cv_header_stdc=no
 fi
-rm -f conftest.err conftest.$ac_ext
+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 17268 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17593 "configure"
 #include "confdefs.h"
 #include <string.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "memchr" >/dev/null 2>&1; then
+  $EGREP "memchr" >/dev/null 2>&1; then
   :
 else
   ac_cv_header_stdc=no
@@ -17282,14 +17607,14 @@ 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 17286 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17611 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "free" >/dev/null 2>&1; then
+  $EGREP "free" >/dev/null 2>&1; then
   :
 else
   ac_cv_header_stdc=no
@@ -17303,8 +17628,8 @@ if test $ac_cv_header_stdc = yes; then
   if test "$cross_compiling" = yes; then
   :
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 17307 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17632 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #if ((' ' & 0x0FF) == 0x020)
@@ -17329,29 +17654,29 @@ main (void)
   $ac_main_return (0);
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:17333: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:17658: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17336: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:17338: \"$ac_try\"") >&5
+  echo "$as_me:17661: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:17663: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17341: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17666: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: program exited with status $ac_status" >&5
 echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_header_stdc=no
 fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core ./core.* ./*.core "conftest$ac_exeext" "conftest.$ac_objext" "conftest.$ac_ext"
 fi
 fi
 fi
-echo "$as_me:17354: result: $ac_cv_header_stdc" >&5
+echo "$as_me:17679: result: $ac_cv_header_stdc" >&5
 echo "${ECHO_T}$ac_cv_header_stdc" >&6
 if test $ac_cv_header_stdc = yes; then
 
@@ -17361,13 +17686,13 @@ EOF
 
 fi
 
-echo "$as_me:17364: checking whether time.h and sys/time.h may both be included" >&5
+echo "$as_me:17689: 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 17370 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17695 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -17382,27 +17707,27 @@ return 0;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:17386: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:17711: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:17389: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:17392: \"$ac_try\"") >&5
+  echo "$as_me:17714: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:17717: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17395: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17720: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_header_time=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_header_time=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:17405: result: $ac_cv_header_time" >&5
+echo "$as_me:17730: result: $ac_cv_header_time" >&5
 echo "${ECHO_T}$ac_cv_header_time" >&6
 if test $ac_cv_header_time = yes; then
 
@@ -17426,24 +17751,24 @@ unistd.h \
 
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:17429: checking for $ac_header" >&5
+echo "$as_me:17754: 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 17435 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17760 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:17439: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:17764: \"$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:17445: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:17770: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -17456,14 +17781,14 @@ if test -z "$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:17464: 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:17789: 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" | $as_tr_cpp` 1
 EOF
@@ -17474,24 +17799,24 @@ done
 for ac_header in unistd.h getopt.h
 do
 as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:17477: checking for $ac_header" >&5
+echo "$as_me:17802: 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 17483 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17808 "configure"
 #include "confdefs.h"
 #include <$ac_header>
 _ACEOF
-if { (eval echo "$as_me:17487: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:17812: \"$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:17493: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:17818: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -17504,14 +17829,14 @@ if test -z "$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:17512: 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:17837: 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
@@ -17519,7 +17844,7 @@ EOF
 fi
 done
 
-echo "$as_me:17522: checking for header declaring getopt variables" >&5
+echo "$as_me:17847: 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) $ECHO_C" >&6
@@ -17528,8 +17853,8 @@ else
 cf_cv_getopt_header=none
 for cf_header in stdio.h stdlib.h unistd.h getopt.h
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 17532 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 17857 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -17541,38 +17866,38 @@ int x = optind; char *y = optarg
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:17545: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:17870: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:17548: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:17551: \"$ac_try\"") >&5
+  echo "$as_me:17873: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:17876: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17554: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17879: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_getopt_header=$cf_header
  break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$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:17566: result: $cf_cv_getopt_header" >&5
+echo "$as_me:17891: result: $cf_cv_getopt_header" >&5
 echo "${ECHO_T}$cf_cv_getopt_header" >&6
-if test $cf_cv_getopt_header != none ; then
+if test "$cf_cv_getopt_header" != none ; then
 
 cat >>confdefs.h <<\EOF
 #define HAVE_GETOPT_HEADER 1
 EOF
 
 fi
-if test $cf_cv_getopt_header = getopt.h ; then
+if test "$cf_cv_getopt_header" = getopt.h ; then
 
 cat >>confdefs.h <<\EOF
 #define NEED_GETOPT_H 1
@@ -17590,13 +17915,13 @@ tsearch \
 
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:17593: checking for $ac_func" >&5
+echo "$as_me:17918: 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 17599 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 17924 "configure"
 #include "confdefs.h"
 #define $ac_func autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -17626,29 +17951,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:17630: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:17955: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17633: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:17636: \"$ac_try\"") >&5
+  echo "$as_me:17958: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:17961: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17639: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:17964: \$? = $ac_status" >&5
+  (exit "$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:17649: 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:17974: 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
@@ -17657,14 +17982,14 @@ fi
 done
 
 # use a compile-check to work with ncurses*-config and subdirectory includes
-echo "$as_me:17660: checking if we can use termcap.h" >&5
+echo "$as_me:17985: checking if we can use termcap.h" >&5
 echo $ECHO_N "checking if we can use termcap.h... $ECHO_C" >&6
 if test "${cf_cv_have_termcap_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 17667 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 17992 "configure"
 #include "confdefs.h"
 
 #include <curses.h>
@@ -17684,27 +18009,27 @@ return 0;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:17688: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:18013: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:17691: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:17694: \"$ac_try\"") >&5
+  echo "$as_me:18016: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:18019: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17697: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18022: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_have_termcap_h=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_have_termcap_h=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:17707: result: $cf_cv_have_termcap_h" >&5
+echo "$as_me:18032: result: $cf_cv_have_termcap_h" >&5
 echo "${ECHO_T}$cf_cv_have_termcap_h" >&6
 if test "x$cf_cv_have_termcap_h" = xyes
 then
@@ -17714,14 +18039,14 @@ cat >>confdefs.h <<\EOF
 EOF
 
 else
-echo "$as_me:17717: checking if we can use ncurses/termcap.h" >&5
+echo "$as_me:18042: checking if we can use ncurses/termcap.h" >&5
 echo $ECHO_N "checking if we can use ncurses/termcap.h... $ECHO_C" >&6
 if test "${cf_cv_have_ncurses_termcap_h+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 17724 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 18049 "configure"
 #include "confdefs.h"
 
 #include <ncurses/curses.h>
@@ -17741,27 +18066,27 @@ return 0;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:17745: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:18070: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:17748: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:17751: \"$ac_try\"") >&5
+  echo "$as_me:18073: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:18076: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17754: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18079: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_have_ncurses_termcap_h=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_have_ncurses_termcap_h=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 fi
-echo "$as_me:17764: result: $cf_cv_have_ncurses_termcap_h" >&5
+echo "$as_me:18089: result: $cf_cv_have_ncurses_termcap_h" >&5
 echo "${ECHO_T}$cf_cv_have_ncurses_termcap_h" >&6
 test "x$cf_cv_have_ncurses_termcap_h" = xyes &&
 cat >>confdefs.h <<\EOF
@@ -17771,7 +18096,7 @@ EOF
 fi
 
 if test "x$ac_cv_func_getopt" = xno; then
-	{ { echo "$as_me:17774: error: getopt is required for building programs" >&5
+	{ { echo "$as_me:18099: error: getopt is required for building programs" >&5
 echo "$as_me: error: getopt is required for building programs" >&2;}
    { (exit 1); exit 1; }; }
 fi
@@ -17790,13 +18115,13 @@ wcstombs \
 
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:17793: checking for $ac_func" >&5
+echo "$as_me:18118: 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 17799 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 18124 "configure"
 #include "confdefs.h"
 #define $ac_func autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -17826,29 +18151,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:17830: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18155: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17833: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:17836: \"$ac_try\"") >&5
+  echo "$as_me:18158: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18161: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17839: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18164: \$? = $ac_status" >&5
+  (exit "$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:17849: 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:18174: 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
@@ -17858,15 +18183,15 @@ done
 
 fi
 
-echo "$as_me:17861: checking definition to turn on extended curses functions" >&5
+echo "$as_me:18186: checking definition to turn on extended curses functions" >&5
 echo $ECHO_N "checking definition to turn on extended curses functions... $ECHO_C" >&6
 if test "${cf_cv_need_xopen_extension+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 cf_cv_need_xopen_extension=unknown
-cat >conftest.$ac_ext <<_ACEOF
-#line 17869 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 18194 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -17898,27 +18223,27 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:17902: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18227: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17905: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:17908: \"$ac_try\"") >&5
+  echo "$as_me:18230: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18233: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17911: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18236: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_need_xopen_extension=none
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
 	for cf_try_xopen_extension in _XOPEN_SOURCE_EXTENDED NCURSES_WIDECHAR
 	do
-		cat >conftest.$ac_ext <<_ACEOF
-#line 17921 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 18246 "configure"
 #include "confdefs.h"
 
 #define $cf_try_xopen_extension 1
@@ -17946,34 +18271,34 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:17950: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18275: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:17953: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:17956: \"$ac_try\"") >&5
+  echo "$as_me:18278: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18281: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:17959: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18284: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_need_xopen_extension=$cf_try_xopen_extension; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 	done
 
 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:17973: result: $cf_cv_need_xopen_extension" >&5
+echo "$as_me:18298: result: $cf_cv_need_xopen_extension" >&5
 echo "${ECHO_T}$cf_cv_need_xopen_extension" >&6
 
-case $cf_cv_need_xopen_extension in
+case "$cf_cv_need_xopen_extension" in
 (*_*)
 
 	test -n "$CPPFLAGS" && CPPFLAGS="$CPPFLAGS "
@@ -17982,7 +18307,7 @@ case $cf_cv_need_xopen_extension in
 	;;
 esac
 
-echo "$as_me:17985: checking for term.h" >&5
+echo "$as_me:18310: checking for term.h" >&5
 echo $ECHO_N "checking for term.h... $ECHO_C" >&6
 if test "${cf_cv_term_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -17993,17 +18318,17 @@ else
 
 cf_header_list="term.h ncurses/term.h ncursesw/term.h"
 
-case ${cf_cv_ncurses_header:-curses.h} in
+case "${cf_cv_ncurses_header:-curses.h}" in
 (*/*)
-	cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`term.h
+	cf_header_item=`echo "${cf_cv_ncurses_header:-curses.h}" | sed -e 's%\..*%%' -e 's%/.*%/%'`term.h
 	cf_header_list="$cf_header_item $cf_header_list"
 	;;
 esac
 
 for cf_header in $cf_header_list
 do
-	cat >conftest.$ac_ext <<_ACEOF
-#line 18006 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 18331 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18016,36 +18341,36 @@ WINDOW *x; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18020: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:18345: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18023: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18026: \"$ac_try\"") >&5
+  echo "$as_me:18348: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:18351: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18029: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18354: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_term_header=$cf_header
 	 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_term_header=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (no)
 	# If curses is ncurses, some packagers still mess it up by trying to make
 	# us use GNU termcap.  This handles the most common case.
 	for cf_header in ncurses/term.h ncursesw/term.h
 	do
-		cat >conftest.$ac_ext <<_ACEOF
-#line 18048 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 18373 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18062,35 +18387,35 @@ WINDOW *x; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18066: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:18391: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18069: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18072: \"$ac_try\"") >&5
+  echo "$as_me:18394: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:18397: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18075: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18400: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_term_header=$cf_header
 			 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_term_header=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 	done
 	;;
 esac
 
 fi
-echo "$as_me:18090: result: $cf_cv_term_header" >&5
+echo "$as_me:18415: result: $cf_cv_term_header" >&5
 echo "${ECHO_T}$cf_cv_term_header" >&6
 
-case $cf_cv_term_header in
+case "$cf_cv_term_header" in
 (term.h)
 
 cat >>confdefs.h <<\EOF
@@ -18114,7 +18439,7 @@ EOF
 	;;
 esac
 
-echo "$as_me:18117: checking for unctrl.h" >&5
+echo "$as_me:18442: checking for unctrl.h" >&5
 echo $ECHO_N "checking for unctrl.h... $ECHO_C" >&6
 if test "${cf_cv_unctrl_header+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -18125,17 +18450,17 @@ else
 
 cf_header_list="unctrl.h ncurses/unctrl.h ncursesw/unctrl.h"
 
-case ${cf_cv_ncurses_header:-curses.h} in
+case "${cf_cv_ncurses_header:-curses.h}" in
 (*/*)
-	cf_header_item=`echo ${cf_cv_ncurses_header:-curses.h} | sed -e 's%\..*%%' -e 's%/.*%/%'`unctrl.h
+	cf_header_item=`echo "${cf_cv_ncurses_header:-curses.h}" | sed -e 's%\..*%%' -e 's%/.*%/%'`unctrl.h
 	cf_header_list="$cf_header_item $cf_header_list"
 	;;
 esac
 
 for cf_header in $cf_header_list
 do
-	cat >conftest.$ac_ext <<_ACEOF
-#line 18138 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 18463 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18148,40 +18473,40 @@ WINDOW *x; (void)x
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18152: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:18477: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18155: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18158: \"$ac_try\"") >&5
+  echo "$as_me:18480: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:18483: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18161: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18486: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_unctrl_header=$cf_header
 	 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_unctrl_header=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 done
 
 fi
-echo "$as_me:18174: result: $cf_cv_unctrl_header" >&5
+echo "$as_me:18499: result: $cf_cv_unctrl_header" >&5
 echo "${ECHO_T}$cf_cv_unctrl_header" >&6
 
-case $cf_cv_unctrl_header in
+case "$cf_cv_unctrl_header" in
 (no)
-	{ echo "$as_me:18179: WARNING: unctrl.h header not found" >&5
+	{ echo "$as_me:18504: WARNING: unctrl.h header not found" >&5
 echo "$as_me: WARNING: unctrl.h header not found" >&2;}
 	;;
 esac
 
-case $cf_cv_unctrl_header in
+case "$cf_cv_unctrl_header" in
 (unctrl.h)
 
 cat >>confdefs.h <<\EOF
@@ -18268,10 +18593,10 @@ do
 
 cf_tr_func=`echo "$cf_func" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
-	echo "$as_me:18271: checking for ${cf_func}" >&5
+	echo "$as_me:18596: checking for ${cf_func}" >&5
 echo $ECHO_N "checking for ${cf_func}... $ECHO_C" >&6
 
-echo "${as_me:-configure}:18274: testing ${cf_func} ..." 1>&5
+echo "${as_me:-configure}:18599: testing ${cf_func} ..." 1>&5
 
 	if eval "test \"\${cf_cv_func_$cf_func+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -18279,8 +18604,8 @@ else
 
 		eval cf_result='$ac_cv_func_'$cf_func
 		if test ".$cf_result" != ".no"; then
-			cat >conftest.$ac_ext <<_ACEOF
-#line 18283 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 18608 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_XCURSES
@@ -18303,7 +18628,7 @@ main (void)
 
 #ifndef ${cf_func}
 long foo = (long)(&${cf_func});
-fprintf(stderr, "testing linkage of $cf_func:%p\n", (void *)foo);
+fprintf(stderr, "testing linkage of $cf_func:%p\\n", (void *)foo);
 if (foo + 1234L > 5678L)
 	${cf_cv_main_return:-return}(foo != 0);
 #endif
@@ -18312,35 +18637,35 @@ if (foo + 1234L > 5678L)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18316: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18641: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18319: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18322: \"$ac_try\"") >&5
+  echo "$as_me:18644: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18647: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18325: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18650: \$? = $ac_status" >&5
+  (exit "$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$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 		fi
-		eval 'cf_cv_func_'$cf_func'=$cf_result'
+		eval 'cf_cv_func_'$cf_func'="$cf_result"'
 
 fi
 
 	# use the computed/retrieved cache-value:
 	eval 'cf_result=$cf_cv_func_'$cf_func
-	echo "$as_me:18341: result: $cf_result" >&5
+	echo "$as_me:18666: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
-	if test $cf_result != no; then
+	if test "$cf_result" != no; then
 		cat >>confdefs.h <<EOF
 #define HAVE_${cf_tr_func} 1
 EOF
@@ -18353,10 +18678,10 @@ do
 
 cf_tr_func=`echo "$cf_func" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
-	echo "$as_me:18356: checking for ${cf_func}" >&5
+	echo "$as_me:18681: checking for ${cf_func}" >&5
 echo $ECHO_N "checking for ${cf_func}... $ECHO_C" >&6
 
-echo "${as_me:-configure}:18359: testing ${cf_func} ..." 1>&5
+echo "${as_me:-configure}:18684: testing ${cf_func} ..." 1>&5
 
 	if eval "test \"\${cf_cv_func_$cf_func+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -18364,8 +18689,8 @@ else
 
 		eval cf_result='$ac_cv_func_'$cf_func
 		if test ".$cf_result" != ".no"; then
-			cat >conftest.$ac_ext <<_ACEOF
-#line 18368 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 18693 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_XCURSES
@@ -18388,7 +18713,7 @@ main (void)
 
 #ifndef ${cf_func}
 long foo = (long)(&${cf_func});
-fprintf(stderr, "testing linkage of $cf_func:%p\n", (void *)foo);
+fprintf(stderr, "testing linkage of $cf_func:%p\\n", (void *)foo);
 if (foo + 1234L > 5678L)
 	${cf_cv_main_return:-return}(foo != 0);
 #endif
@@ -18397,35 +18722,35 @@ if (foo + 1234L > 5678L)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18401: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18726: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18404: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18407: \"$ac_try\"") >&5
+  echo "$as_me:18729: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18732: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18410: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18735: \$? = $ac_status" >&5
+  (exit "$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$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 		fi
-		eval 'cf_cv_func_'$cf_func'=$cf_result'
+		eval 'cf_cv_func_'$cf_func'="$cf_result"'
 
 fi
 
 	# use the computed/retrieved cache-value:
 	eval 'cf_result=$cf_cv_func_'$cf_func
-	echo "$as_me:18426: result: $cf_result" >&5
+	echo "$as_me:18751: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
-	if test $cf_result != no; then
+	if test "$cf_result" != no; then
 		cat >>confdefs.h <<EOF
 #define HAVE_${cf_tr_func} 1
 EOF
@@ -18433,21 +18758,21 @@ EOF
 	fi
 done
 
-if test x$cf_cv_func_tputs = xyes
+if test "x$cf_cv_func_tputs" = xyes
 then
 	cf_done=no
 	for cf_arg in int char
 	do
 		for cf_ret in int void
 		do
-			if test $cf_ret = void
+			if test "$cf_ret" = void
 			then
 				cf_return="/* nothing */"
 			else
 				cf_return="return value"
 			fi
-			cat >conftest.$ac_ext <<_ACEOF
-#line 18450 "configure"
+			cat >"conftest.$ac_ext" <<_ACEOF
+#line 18775 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18466,22 +18791,22 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18470: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:18795: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18473: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18476: \"$ac_try\"") >&5
+  echo "$as_me:18798: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:18801: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18479: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18804: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 		test -n "$verbose" && echo "	prototype $cf_ret func($cf_arg value)" 1>&6
 
-echo "${as_me:-configure}:18484: testing prototype $cf_ret func($cf_arg value) ..." 1>&5
+echo "${as_me:-configure}:18809: testing prototype $cf_ret func($cf_arg value) ..." 1>&5
 
 		cat >>confdefs.h <<EOF
 #define TPUTS_ARG               $cf_arg
@@ -18493,22 +18818,22 @@ EOF
 
 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
-		test $cf_done = yes && break
+		test "$cf_done" = yes && break
 	done
 fi
 
-echo "$as_me:18504: checking for ncurses extended functions" >&5
+echo "$as_me:18829: checking for ncurses extended functions" >&5
 echo $ECHO_N "checking for ncurses extended functions... $ECHO_C" >&6
 if test "${cf_cv_ncurses_ext_funcs+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 18511 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 18836 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18522,25 +18847,25 @@ int x = NCURSES_EXT_FUNCS
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18526: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:18851: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18529: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18532: \"$ac_try\"") >&5
+  echo "$as_me:18854: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:18857: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18535: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18860: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_ext_funcs=defined
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 18543 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 18868 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18564,31 +18889,31 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18568: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:18893: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18571: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18574: \"$ac_try\"") >&5
+  echo "$as_me:18896: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:18899: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18577: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18902: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_ncurses_ext_funcs=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_ncurses_ext_funcs=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:18591: result: $cf_cv_ncurses_ext_funcs" >&5
+echo "$as_me:18916: result: $cf_cv_ncurses_ext_funcs" >&5
 echo "${ECHO_T}$cf_cv_ncurses_ext_funcs" >&6
 test "$cf_cv_ncurses_ext_funcs" = yes &&
 cat >>confdefs.h <<\EOF
@@ -18602,11 +18927,11 @@ then
 	if test -n "$cf_cv_ncurses_version" && test "x$cf_cv_ncurses_version" != xno
 	then
 		cf_define_xpg5=no
-		echo "$as_me:18605: checking if _XPG5 should be defined to enable wide-characters" >&5
+		echo "$as_me:18930: checking if _XPG5 should be defined to enable wide-characters" >&5
 echo $ECHO_N "checking if _XPG5 should be defined to enable wide-characters... $ECHO_C" >&6
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 18609 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 18934 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18618,26 +18943,26 @@ int x = _XPG5
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18622: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:18947: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18625: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18628: \"$ac_try\"") >&5
+  echo "$as_me:18950: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:18953: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18631: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18956: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_save_cppflags="$CPPFLAGS"
 			 CPPFLAGS="$CPPFLAGS -D_XPG5"
-			 cat >conftest.$ac_ext <<_ACEOF
-#line 18640 "configure"
+			 cat >"conftest.$ac_ext" <<_ACEOF
+#line 18965 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18649,28 +18974,28 @@ int x = _XPG5
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18653: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:18978: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18656: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18659: \"$ac_try\"") >&5
+  echo "$as_me:18981: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:18984: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18662: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:18987: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_define_xpg5=yes
 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.$ac_ext"
 			 CPPFLAGS="$cf_save_cppflags"
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-		echo "$as_me:18673: result: $cf_define_xpg5" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+		echo "$as_me:18998: result: $cf_define_xpg5" >&5
 echo "${ECHO_T}$cf_define_xpg5" >&6
 
 		if test "$cf_define_xpg5" = yes
@@ -18679,14 +19004,14 @@ echo "${ECHO_T}$cf_define_xpg5" >&6
 		fi
 	fi
 
-	echo "$as_me:18682: checking for wide-character functions" >&5
+	echo "$as_me:19007: checking for wide-character functions" >&5
 echo $ECHO_N "checking for wide-character functions... $ECHO_C" >&6
 if test "${cf_cv_widechar_funcs+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-#line 18689 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 19014 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18702,28 +19027,28 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18706: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19031: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18709: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18712: \"$ac_try\"") >&5
+  echo "$as_me:19034: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19037: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18715: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19040: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_widechar_funcs=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_widechar_funcs=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:18726: result: $cf_cv_widechar_funcs" >&5
+echo "$as_me:19051: result: $cf_cv_widechar_funcs" >&5
 echo "${ECHO_T}$cf_cv_widechar_funcs" >&6
 	if test "$cf_cv_widechar_funcs" != no ; then
 
@@ -18744,14 +19069,14 @@ EOF
 
 fi
 
-echo "$as_me:18747: checking if $cf_cv_screen library uses pthreads" >&5
+echo "$as_me:19072: checking if $cf_cv_screen library uses pthreads" >&5
 echo $ECHO_N "checking if $cf_cv_screen library uses pthreads... $ECHO_C" >&6
 if test "${cf_cv_use_pthreads+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 18754 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19079 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -18768,42 +19093,42 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18772: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19097: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18775: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18778: \"$ac_try\"") >&5
+  echo "$as_me:19100: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19103: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18781: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19106: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_use_pthreads=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_use_pthreads=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 fi
-echo "$as_me:18792: result: $cf_cv_use_pthreads" >&5
+echo "$as_me:19117: result: $cf_cv_use_pthreads" >&5
 echo "${ECHO_T}$cf_cv_use_pthreads" >&6
 test $cf_cv_use_pthreads = yes &&
 cat >>confdefs.h <<\EOF
 #define USE_PTHREADS 1
 EOF
 
-echo "$as_me:18799: checking if sys/time.h works with sys/select.h" >&5
+echo "$as_me:19124: 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.$ac_ext <<_ACEOF
-#line 18806 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19131 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -18822,29 +19147,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:18826: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19151: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:18829: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:18832: \"$ac_try\"") >&5
+  echo "$as_me:19154: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19157: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18835: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19160: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_sys_time_select=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_cv_sys_time_select=no
 fi
-rm -f conftest.$ac_objext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
 
 fi
 
-echo "$as_me:18847: result: $cf_cv_sys_time_select" >&5
+echo "$as_me:19172: 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
@@ -18853,15 +19178,15 @@ EOF
 
 # special check for test/ditto.c
 
-echo "$as_me:18856: checking for openpty in -lutil" >&5
+echo "$as_me:19181: 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) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lutil  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 18864 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19189 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -18879,43 +19204,43 @@ openpty ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18883: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19208: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18886: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18889: \"$ac_try\"") >&5
+  echo "$as_me:19211: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19214: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18892: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19217: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_util_openpty=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+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:18903: result: $ac_cv_lib_util_openpty" >&5
+echo "$as_me:19228: result: $ac_cv_lib_util_openpty" >&5
 echo "${ECHO_T}$ac_cv_lib_util_openpty" >&6
-if test $ac_cv_lib_util_openpty = yes; then
+if test "$ac_cv_lib_util_openpty" = yes; then
   cf_cv_lib_util=yes
 else
   cf_cv_lib_util=no
 fi
 
-echo "$as_me:18911: checking for openpty header" >&5
+echo "$as_me:19236: 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
 
 	cf_save_LIBS="$LIBS"
-	test $cf_cv_lib_util = yes && {
+	test "$cf_cv_lib_util" = yes && {
 cf_add_libs="$LIBS"
 # reverse order
 cf_add_0lib=
@@ -18934,8 +19259,8 @@ LIBS="$cf_add_libs"
  }
 	for cf_header in pty.h libutil.h util.h
 	do
-	cat >conftest.$ac_ext <<_ACEOF
-#line 18938 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 19263 "configure"
 #include "confdefs.h"
 
 #include <$cf_header>
@@ -18951,35 +19276,35 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:18955: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19280: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:18958: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:18961: \"$ac_try\"") >&5
+  echo "$as_me:19283: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19286: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:18964: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19289: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
 		cf_cv_func_openpty=$cf_header
 		break
 
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+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:18982: result: $cf_cv_func_openpty" >&5
+echo "$as_me:19307: result: $cf_cv_func_openpty" >&5
 echo "${ECHO_T}$cf_cv_func_openpty" >&6
 
 if test "$cf_cv_func_openpty" != no ; then
@@ -19013,7 +19338,7 @@ TEST_LIBS="$cf_add_libs"
 	fi
 fi
 
-echo "$as_me:19016: checking for function curses_version" >&5
+echo "$as_me:19341: checking for function curses_version" >&5
 echo $ECHO_N "checking for function curses_version... $ECHO_C" >&6
 if test "${cf_cv_func_curses_version+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -19022,51 +19347,51 @@ else
 if test "$cross_compiling" = yes; then
   cf_cv_func_curses_version=unknown
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 19026 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 19351 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
 int main(void)
 {
 	char temp[1024];
-	sprintf(temp, "%s\n", curses_version());
+	sprintf(temp, "%s\\n", curses_version());
 	${cf_cv_main_return:-return}(0);
 }
 
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:19039: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:19364: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19042: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:19044: \"$ac_try\"") >&5
+  echo "$as_me:19367: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:19369: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19047: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19372: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_func_curses_version=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_func_curses_version=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
 fi
-echo "$as_me:19062: result: $cf_cv_func_curses_version" >&5
+echo "$as_me:19387: result: $cf_cv_func_curses_version" >&5
 echo "${ECHO_T}$cf_cv_func_curses_version" >&6
 test "$cf_cv_func_curses_version" = yes &&
 cat >>confdefs.h <<\EOF
 #define HAVE_CURSES_VERSION 1
 EOF
 
-echo "$as_me:19069: checking for alternate character set array" >&5
+echo "$as_me:19394: checking for alternate character set array" >&5
 echo $ECHO_N "checking for alternate character set array... $ECHO_C" >&6
 if test "${cf_cv_curses_acs_map+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -19075,8 +19400,8 @@ else
 cf_cv_curses_acs_map=unknown
 for name in acs_map _acs_map __acs_map ${NCURSES_WRAP_PREFIX}acs_map
 do
-cat >conftest.$ac_ext <<_ACEOF
-#line 19079 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19404 "configure"
 #include "confdefs.h"
 
 #include <${cf_cv_ncurses_header:-curses.h}>
@@ -19085,34 +19410,34 @@ int
 main (void)
 {
 
-$name['k'] = ACS_PLUS
+${name}['k'] = ACS_PLUS
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19095: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19420: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19098: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19101: \"$ac_try\"") >&5
+  echo "$as_me:19423: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19426: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19104: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19429: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_curses_acs_map=$name; break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 done
 
 fi
-echo "$as_me:19115: result: $cf_cv_curses_acs_map" >&5
+echo "$as_me:19440: result: $cf_cv_curses_acs_map" >&5
 echo "${ECHO_T}$cf_cv_curses_acs_map" >&6
 
 test "$cf_cv_curses_acs_map" != unknown &&
@@ -19122,7 +19447,7 @@ EOF
 
 if test "$cf_enable_widec" = yes; then
 
-echo "$as_me:19125: checking for wide alternate character set array" >&5
+echo "$as_me:19450: checking for wide alternate character set array" >&5
 echo $ECHO_N "checking for wide alternate character set array... $ECHO_C" >&6
 if test "${cf_cv_curses_wacs_map+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -19131,8 +19456,8 @@ else
 	cf_cv_curses_wacs_map=unknown
 	for name in wacs_map _wacs_map __wacs_map _nc_wacs _wacs_char
 	do
-	cat >conftest.$ac_ext <<_ACEOF
-#line 19135 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 19460 "configure"
 #include "confdefs.h"
 
 #ifndef _XOPEN_SOURCE_EXTENDED
@@ -19142,33 +19467,33 @@ else
 int
 main (void)
 {
-void *foo = &($name['k']); (void)foo
+void *foo = &(${name}['k']); (void)foo
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19151: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19476: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19154: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19157: \"$ac_try\"") >&5
+  echo "$as_me:19479: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19482: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19160: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19485: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_curses_wacs_map=$name
 	 break
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 	done
 fi
-echo "$as_me:19171: result: $cf_cv_curses_wacs_map" >&5
+echo "$as_me:19496: result: $cf_cv_curses_wacs_map" >&5
 echo "${ECHO_T}$cf_cv_curses_wacs_map" >&6
 
 test "$cf_cv_curses_wacs_map" != unknown &&
@@ -19176,7 +19501,7 @@ cat >>confdefs.h <<EOF
 #define CURSES_WACS_ARRAY $cf_cv_curses_wacs_map
 EOF
 
-echo "$as_me:19179: checking for wide alternate character constants" >&5
+echo "$as_me:19504: checking for wide alternate character constants" >&5
 echo $ECHO_N "checking for wide alternate character constants... $ECHO_C" >&6
 if test "${cf_cv_curses_wacs_symbols+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
@@ -19185,8 +19510,8 @@ else
 cf_cv_curses_wacs_symbols=no
 if test "$cf_cv_curses_wacs_map" != unknown
 then
-	cat >conftest.$ac_ext <<_ACEOF
-#line 19189 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 19514 "configure"
 #include "confdefs.h"
 
 #ifndef _XOPEN_SOURCE_EXTENDED
@@ -19197,32 +19522,32 @@ int
 main (void)
 {
 cchar_t *foo = WACS_PLUS;
-	 $cf_cv_curses_wacs_map['k'] = *WACS_PLUS; (void)foo
+	 ${cf_cv_curses_wacs_map}['k'] = *WACS_PLUS; (void)foo
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19206: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19531: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19209: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19212: \"$ac_try\"") >&5
+  echo "$as_me:19534: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19537: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19215: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19540: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_curses_wacs_symbols=yes
 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.$ac_ext"
 else
-	cat >conftest.$ac_ext <<_ACEOF
-#line 19225 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 19550 "configure"
 #include "confdefs.h"
 
 #ifndef _XOPEN_SOURCE_EXTENDED
@@ -19237,28 +19562,28 @@ cchar_t *foo = WACS_PLUS; (void)foo
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19241: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:19566: \"$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
+  echo "$as_me:19569: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:19572: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19250: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19575: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_curses_wacs_symbols=yes
 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"
 fi
 
 fi
-echo "$as_me:19261: result: $cf_cv_curses_wacs_symbols" >&5
+echo "$as_me:19586: result: $cf_cv_curses_wacs_symbols" >&5
 echo "${ECHO_T}$cf_cv_curses_wacs_symbols" >&6
 
 test "$cf_cv_curses_wacs_symbols" != no &&
@@ -19268,10 +19593,10 @@ EOF
 
 fi
 
-echo "$as_me:19271: checking for type attr_t in ${cf_cv_ncurses_header:-curses.h}" >&5
+echo "$as_me:19596: checking for type attr_t in ${cf_cv_ncurses_header:-curses.h}" >&5
 echo $ECHO_N "checking for type attr_t in ${cf_cv_ncurses_header:-curses.h}... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line 19274 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19599 "configure"
 #include "confdefs.h"
 
 #ifndef _XOPEN_SOURCE_EXTENDED
@@ -19288,28 +19613,28 @@ attr_t foo
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19292: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19617: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19295: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19298: \"$ac_try\"") >&5
+  echo "$as_me:19620: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19623: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19301: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19626: \$? = $ac_status" >&5
+  (exit "$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:19310: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+echo "$as_me:19635: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
-if test $cf_result = yes ; then
+if test "$cf_result" = yes ; then
 
 cf_result=`echo "have_type_attr_t" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -19328,14 +19653,14 @@ fi
 if test "$cf_enable_widec" = yes; then
 
 # This is needed on Tru64 5.0 to declare mbstate_t
-echo "$as_me:19331: checking if we must include wchar.h to declare mbstate_t" >&5
+echo "$as_me:19656: 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.$ac_ext <<_ACEOF
-#line 19338 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19663 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -19352,24 +19677,24 @@ mbstate_t state
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19356: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19681: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19359: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19362: \"$ac_try\"") >&5
+  echo "$as_me:19684: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19687: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19365: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19690: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_mbstate_t=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 19372 "configure"
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19697 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -19387,29 +19712,29 @@ mbstate_t value
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19391: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19716: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19394: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19397: \"$ac_try\"") >&5
+  echo "$as_me:19719: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19722: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19400: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19725: \$? = $ac_status" >&5
+  (exit "$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:19412: result: $cf_cv_mbstate_t" >&5
+echo "$as_me:19737: result: $cf_cv_mbstate_t" >&5
 echo "${ECHO_T}$cf_cv_mbstate_t" >&6
 
 if test "$cf_cv_mbstate_t" = yes ; then
@@ -19432,14 +19757,14 @@ if test "$cf_cv_mbstate_t" != unknown ; then
 fi
 
 # This is needed on Tru64 5.0 to declare wchar_t
-echo "$as_me:19435: checking if we must include wchar.h to declare wchar_t" >&5
+echo "$as_me:19760: 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.$ac_ext <<_ACEOF
-#line 19442 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19767 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -19456,24 +19781,24 @@ wchar_t state
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19460: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19785: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19463: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19466: \"$ac_try\"") >&5
+  echo "$as_me:19788: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19791: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19469: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19794: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_wchar_t=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 19476 "configure"
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19801 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -19491,29 +19816,29 @@ wchar_t value
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19495: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19820: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19498: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19501: \"$ac_try\"") >&5
+  echo "$as_me:19823: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19826: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19504: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19829: \$? = $ac_status" >&5
+  (exit "$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:19516: result: $cf_cv_wchar_t" >&5
+echo "$as_me:19841: result: $cf_cv_wchar_t" >&5
 echo "${ECHO_T}$cf_cv_wchar_t" >&6
 
 if test "$cf_cv_wchar_t" = yes ; then
@@ -19536,14 +19861,14 @@ if test "$cf_cv_wchar_t" != unknown ; then
 fi
 
 # This is needed on Tru64 5.0 to declare wint_t
-echo "$as_me:19539: checking if we must include wchar.h to declare wint_t" >&5
+echo "$as_me:19864: 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.$ac_ext <<_ACEOF
-#line 19546 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19871 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -19560,24 +19885,24 @@ wint_t state
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19564: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19889: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19567: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19570: \"$ac_try\"") >&5
+  echo "$as_me:19892: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19895: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19573: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19898: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_cv_wint_t=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-cat >conftest.$ac_ext <<_ACEOF
-#line 19580 "configure"
+cat "conftest.$ac_ext" >&5
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19905 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -19595,29 +19920,29 @@ wint_t value
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19599: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19924: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19602: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19605: \"$ac_try\"") >&5
+  echo "$as_me:19927: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19930: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19608: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19933: \$? = $ac_status" >&5
+  (exit "$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:19620: result: $cf_cv_wint_t" >&5
+echo "$as_me:19945: result: $cf_cv_wint_t" >&5
 echo "${ECHO_T}$cf_cv_wint_t" >&6
 
 if test "$cf_cv_wint_t" = yes ; then
@@ -19641,10 +19966,10 @@ fi
 
 	if test "$NCURSES_OK_MBSTATE_T" = 0 ; then
 
-echo "$as_me:19644: checking for type mbstate_t in ${cf_cv_ncurses_header:-curses.h}" >&5
+echo "$as_me:19969: checking for type mbstate_t in ${cf_cv_ncurses_header:-curses.h}" >&5
 echo $ECHO_N "checking for type mbstate_t in ${cf_cv_ncurses_header:-curses.h}... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line 19647 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 19972 "configure"
 #include "confdefs.h"
 
 #ifndef _XOPEN_SOURCE_EXTENDED
@@ -19661,28 +19986,28 @@ mbstate_t foo
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19665: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:19990: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19668: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19671: \"$ac_try\"") >&5
+  echo "$as_me:19993: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:19996: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19674: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:19999: \$? = $ac_status" >&5
+  (exit "$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:19683: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+echo "$as_me:20008: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
-if test $cf_result = yes ; then
+if test "$cf_result" = yes ; then
 
 cf_result=`echo "have_type_mbstate_t" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -19702,10 +20027,10 @@ fi
 
 	if test "$NCURSES_OK_WCHAR_T" = 0 ; then
 
-echo "$as_me:19705: checking for type wchar_t in ${cf_cv_ncurses_header:-curses.h}" >&5
+echo "$as_me:20030: checking for type wchar_t in ${cf_cv_ncurses_header:-curses.h}" >&5
 echo $ECHO_N "checking for type wchar_t in ${cf_cv_ncurses_header:-curses.h}... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line 19708 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 20033 "configure"
 #include "confdefs.h"
 
 #ifndef _XOPEN_SOURCE_EXTENDED
@@ -19722,28 +20047,28 @@ wchar_t foo
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19726: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:20051: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19729: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19732: \"$ac_try\"") >&5
+  echo "$as_me:20054: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:20057: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19735: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20060: \$? = $ac_status" >&5
+  (exit "$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:19744: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+echo "$as_me:20069: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
-if test $cf_result = yes ; then
+if test "$cf_result" = yes ; then
 
 cf_result=`echo "have_type_wchar_t" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -19763,10 +20088,10 @@ fi
 
 	if test "$NCURSES_OK_WINT_T" = 0 ; then
 
-echo "$as_me:19766: checking for type wint_t in ${cf_cv_ncurses_header:-curses.h}" >&5
+echo "$as_me:20091: checking for type wint_t in ${cf_cv_ncurses_header:-curses.h}" >&5
 echo $ECHO_N "checking for type wint_t in ${cf_cv_ncurses_header:-curses.h}... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-#line 19769 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 20094 "configure"
 #include "confdefs.h"
 
 #ifndef _XOPEN_SOURCE_EXTENDED
@@ -19783,28 +20108,28 @@ wint_t foo
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19787: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:20112: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19790: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19793: \"$ac_try\"") >&5
+  echo "$as_me:20115: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:20118: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19796: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20121: \$? = $ac_status" >&5
+  (exit "$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:19805: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+echo "$as_me:20130: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
-if test $cf_result = yes ; then
+if test "$cf_result" = yes ; then
 
 cf_result=`echo "have_type_wint_t" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -19831,11 +20156,11 @@ boolnames \
 boolfnames \
 ttytype
 do
-echo "$as_me:19834: checking for data $cf_data declaration in ${cf_cv_ncurses_header:-curses.h}" >&5
+echo "$as_me:20159: checking for data $cf_data declaration in ${cf_cv_ncurses_header:-curses.h}" >&5
 echo $ECHO_N "checking for data $cf_data declaration in ${cf_cv_ncurses_header:-curses.h}... $ECHO_C" >&6
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 19838 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 20163 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_XCURSES
@@ -19861,36 +20186,36 @@ main (void)
 #else
 	const void *foo = &($cf_data);
 #endif
-	fprintf(stderr, "testing linkage of $cf_data:%p\n", (const void *)foo);
+	fprintf(stderr, "testing linkage of $cf_data:%p\\n", (const void *)foo);
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:19871: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:20196: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:19874: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:19877: \"$ac_try\"") >&5
+  echo "$as_me:20199: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:20202: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19880: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20205: \$? = $ac_status" >&5
+  (exit "$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:19890: result: $cf_result" >&5
+rm -f "conftest.$ac_objext" "conftest.$ac_ext"
+echo "$as_me:20215: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
 
-if test $cf_result = yes ; then
+if test "$cf_result" = yes ; then
 
 cf_result=`echo "have_curses_data_$cf_data" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -19899,14 +20224,14 @@ cf_result=`echo "have_curses_data_$cf_data" | sed y%abcdefghijklmnopqrstuvwxyz./
 EOF
 
 else
-	echo "$as_me:19902: checking for data $cf_data in library" >&5
+	echo "$as_me:20227: checking for data $cf_data in library" >&5
 echo $ECHO_N "checking for data $cf_data in library... $ECHO_C" >&6
 	# BSD linkers insist on making weak linkage, but resolve at runtime.
 	if test "$cross_compiling" = yes; then
 
 	# cross-compiling
-	cat >conftest.$ac_ext <<_ACEOF
-#line 19909 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 20234 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_XCURSES
@@ -19935,7 +20260,7 @@ main (void)
 #else
 	const void *foo = &($cf_data);
 #endif
-	fprintf(stderr, "testing linkage of $cf_data:%p\n", (const void *)foo);
+	fprintf(stderr, "testing linkage of $cf_data:%p\\n", (const void *)foo);
 
 		${cf_cv_main_return:-return}(foo == 0);
 	} while (0)
@@ -19944,29 +20269,29 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:19948: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20273: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:19951: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:19954: \"$ac_try\"") >&5
+  echo "$as_me:20276: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20279: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:19957: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20282: \$? = $ac_status" >&5
+  (exit "$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$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 19969 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20294 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_XCURSES
@@ -19992,35 +20317,35 @@ int main(void)
 #else
 	const void *foo = &($cf_data);
 #endif
-	fprintf(stderr, "testing linkage of $cf_data:%p\n", (const void *)foo);
+	fprintf(stderr, "testing linkage of $cf_data:%p\\n", (const void *)foo);
 
 	${cf_cv_main_return:-return}(foo == 0);
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:20001: \"$ac_link\"") >&5
+rm -f "conftest$ac_exeext"
+if { (eval echo "$as_me:20326: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20004: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:20006: \"$ac_try\"") >&5
+  echo "$as_me:20329: \$? = $ac_status" >&5
+  (exit "$ac_status"); } && { ac_try='"./conftest$ac_exeext"'
+  { (eval echo "$as_me:20331: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20009: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20334: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_result=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_result=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
-	echo "$as_me:20021: result: $cf_result" >&5
+	echo "$as_me:20346: result: $cf_result" >&5
 echo "${ECHO_T}$cf_result" >&6
-	if test $cf_result = yes ; then
+	if test "$cf_result" = yes ; then
 
 cf_result=`echo "decl_curses_data_$cf_data" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 
@@ -20035,7 +20360,7 @@ done
 
 if test -n "$with_screen" && test "x$with_screen" = "xpdcurses"
 then
-	echo "$as_me:20038: checking for X" >&5
+	echo "$as_me:20363: checking for X" >&5
 echo $ECHO_N "checking for X... $ECHO_C" >&6
 
 # Check whether --with-x or --without-x was given.
@@ -20067,11 +20392,11 @@ acfindx:
 EOF
   if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
     # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
-    eval `${MAKE-make} acfindx 2>/dev/null | grep -v make`
+    eval "`${MAKE-make} acfindx 2>/dev/null | grep -v make`"
     # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR.
     for ac_extension in a so sl dylib dll; do
-      if test ! -f $ac_im_usrlibdir/libX11.$ac_extension &&
-         test -f $ac_im_libdir/libX11.$ac_extension; then
+      if test ! -f "$ac_im_usrlibdir/libX11.$ac_extension" &&
+         test -f "$ac_im_libdir/libX11.$ac_extension"; then
         ac_im_usrlibdir=$ac_im_libdir; break
       fi
     done
@@ -20138,19 +20463,19 @@ ac_x_header_dirs='
 if test "$ac_x_includes" = no; then
   # Guess where to find include files, by looking for Intrinsic.h.
   # First, try using that file with no special directory specified.
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20142 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20467 "configure"
 #include "confdefs.h"
 #include <X11/Intrinsic.h>
 _ACEOF
-if { (eval echo "$as_me:20146: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:20471: \"$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:20152: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:20477: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -20164,7 +20489,7 @@ if test -z "$ac_cpp_err"; then
 ac_x_includes=
 else
   echo "$as_me: failed program was:" >&5
-  cat conftest.$ac_ext >&5
+  cat "conftest.$ac_ext" >&5
   for ac_dir in $ac_x_header_dirs; do
   if test -r "$ac_dir/X11/Intrinsic.h"; then
     ac_x_includes=$ac_dir
@@ -20172,7 +20497,7 @@ else
   fi
 done
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err "conftest.$ac_ext"
 fi # $ac_x_includes = no
 
 if test "$ac_x_libraries" = no; then
@@ -20181,8 +20506,8 @@ if test "$ac_x_libraries" = no; then
   # Don't add to $LIBS permanently.
   ac_save_LIBS=$LIBS
   LIBS="-lXt $LIBS"
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20185 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20510 "configure"
 #include "confdefs.h"
 #include <X11/Intrinsic.h>
 int
@@ -20193,37 +20518,37 @@ XtMalloc (0)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20197: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20522: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20200: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20203: \"$ac_try\"") >&5
+  echo "$as_me:20525: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20528: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20206: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20531: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   LIBS=$ac_save_LIBS
 # We can link X programs with no special library path.
 ac_x_libraries=
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 LIBS=$ac_save_LIBS
 for ac_dir in `echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
 do
   # Don't even attempt the hair of trying to link an X program!
   for ac_extension in a so sl dylib dll; do
-    if test -r $ac_dir/libXt.$ac_extension; then
+    if test -r "$ac_dir/libXt.$ac_extension"; then
       ac_x_libraries=$ac_dir
       break 2
     fi
   done
 done
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi # $ac_x_libraries = no
 
 if test "$ac_x_includes" = no || test "$ac_x_libraries" = no; then
@@ -20241,7 +20566,7 @@ fi
 fi # $with_x != no
 
 if test "$have_x" != yes; then
-  echo "$as_me:20244: result: $have_x" >&5
+  echo "$as_me:20569: result: $have_x" >&5
 echo "${ECHO_T}$have_x" >&6
   no_x=yes
 else
@@ -20251,7 +20576,7 @@ else
   # Update the cache value to reflect the command line values.
   ac_cv_have_x="have_x=yes \
 		ac_x_includes=$x_includes ac_x_libraries=$x_libraries"
-  echo "$as_me:20254: result: libraries $x_libraries, headers $x_includes" >&5
+  echo "$as_me:20579: result: libraries $x_libraries, headers $x_includes" >&5
 echo "${ECHO_T}libraries $x_libraries, headers $x_includes" >&6
 fi
 
@@ -20262,7 +20587,10 @@ cat >>confdefs.h <<\EOF
 #define X_DISPLAY_MISSING 1
 EOF
 
-  X_CFLAGS= X_PRE_LIBS= X_LIBS= X_EXTRA_LIBS=
+  X_CFLAGS=
+  X_PRE_LIBS=
+  X_LIBS=
+  X_EXTRA_LIBS=
 else
   if test -n "$x_includes"; then
     X_CFLAGS="$X_CFLAGS -I$x_includes"
@@ -20275,11 +20603,11 @@ else
     # others require no space.  Words are not sufficient . . . .
     case `(uname -sr) 2>/dev/null` in
     "SunOS 5"*)
-      echo "$as_me:20278: checking whether -R must be followed by a space" >&5
+      echo "$as_me:20606: checking whether -R must be followed by a space" >&5
 echo $ECHO_N "checking whether -R must be followed by a space... $ECHO_C" >&6
       ac_xsave_LIBS=$LIBS; LIBS="$LIBS -R$x_libraries"
-      cat >conftest.$ac_ext <<_ACEOF
-#line 20282 "configure"
+      cat >"conftest.$ac_ext" <<_ACEOF
+#line 20610 "configure"
 #include "confdefs.h"
 
 int
@@ -20290,33 +20618,33 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20294: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20622: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20297: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20300: \"$ac_try\"") >&5
+  echo "$as_me:20625: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20628: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20303: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20631: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_R_nospace=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_R_nospace=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
       if test $ac_R_nospace = yes; then
-	echo "$as_me:20313: result: no" >&5
+	echo "$as_me:20641: result: no" >&5
 echo "${ECHO_T}no" >&6
 	X_LIBS="$X_LIBS -R$x_libraries"
       else
 	LIBS="$ac_xsave_LIBS -R $x_libraries"
-	cat >conftest.$ac_ext <<_ACEOF
-#line 20319 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 20647 "configure"
 #include "confdefs.h"
 
 int
@@ -20327,31 +20655,31 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20331: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20659: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20334: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20337: \"$ac_try\"") >&5
+  echo "$as_me:20662: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20665: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20340: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20668: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_R_space=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_R_space=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 	if test $ac_R_space = yes; then
-	  echo "$as_me:20350: result: yes" >&5
+	  echo "$as_me:20678: result: yes" >&5
 echo "${ECHO_T}yes" >&6
 	  X_LIBS="$X_LIBS -R $x_libraries"
 	else
-	  echo "$as_me:20354: result: neither works" >&5
+	  echo "$as_me:20682: result: neither works" >&5
 echo "${ECHO_T}neither works" >&6
 	fi
       fi
@@ -20370,8 +20698,8 @@ echo "${ECHO_T}neither works" >&6
     # libraries were built with DECnet support.  And Karl Berry says
     # the Alpha needs dnet_stub (dnet does not exist).
     ac_xsave_LIBS="$LIBS"; LIBS="$LIBS $X_LIBS -lX11"
-    cat >conftest.$ac_ext <<_ACEOF
-#line 20374 "configure"
+    cat >"conftest.$ac_ext" <<_ACEOF
+#line 20702 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -20389,31 +20717,31 @@ XOpenDisplay ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20393: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20721: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20396: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20399: \"$ac_try\"") >&5
+  echo "$as_me:20724: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20727: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20402: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20730: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   :
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-echo "$as_me:20408: checking for dnet_ntoa in -ldnet" >&5
+cat "conftest.$ac_ext" >&5
+echo "$as_me:20736: checking for dnet_ntoa in -ldnet" >&5
 echo $ECHO_N "checking for dnet_ntoa in -ldnet... $ECHO_C" >&6
 if test "${ac_cv_lib_dnet_dnet_ntoa+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldnet  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 20416 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 20744 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -20431,43 +20759,43 @@ dnet_ntoa ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20435: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20763: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20438: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20441: \"$ac_try\"") >&5
+  echo "$as_me:20766: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20769: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20444: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20772: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_dnet_dnet_ntoa=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_dnet_dnet_ntoa=no
 fi
-rm -f conftest.$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:20455: result: $ac_cv_lib_dnet_dnet_ntoa" >&5
+echo "$as_me:20783: result: $ac_cv_lib_dnet_dnet_ntoa" >&5
 echo "${ECHO_T}$ac_cv_lib_dnet_dnet_ntoa" >&6
-if test $ac_cv_lib_dnet_dnet_ntoa = yes; then
+if test "$ac_cv_lib_dnet_dnet_ntoa" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet"
 fi
 
     if test $ac_cv_lib_dnet_dnet_ntoa = no; then
-      echo "$as_me:20462: checking for dnet_ntoa in -ldnet_stub" >&5
+      echo "$as_me:20790: checking for dnet_ntoa in -ldnet_stub" >&5
 echo $ECHO_N "checking for dnet_ntoa in -ldnet_stub... $ECHO_C" >&6
 if test "${ac_cv_lib_dnet_stub_dnet_ntoa+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldnet_stub  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 20470 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 20798 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -20485,36 +20813,36 @@ dnet_ntoa ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20489: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20817: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20492: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20495: \"$ac_try\"") >&5
+  echo "$as_me:20820: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20823: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20498: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20826: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_dnet_stub_dnet_ntoa=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_dnet_stub_dnet_ntoa=no
 fi
-rm -f conftest.$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:20509: result: $ac_cv_lib_dnet_stub_dnet_ntoa" >&5
+echo "$as_me:20837: result: $ac_cv_lib_dnet_stub_dnet_ntoa" >&5
 echo "${ECHO_T}$ac_cv_lib_dnet_stub_dnet_ntoa" >&6
-if test $ac_cv_lib_dnet_stub_dnet_ntoa = yes; then
+if test "$ac_cv_lib_dnet_stub_dnet_ntoa" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet_stub"
 fi
 
     fi
 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_xsave_LIBS"
 
     # msh@cis.ufl.edu says -lnsl (and -lsocket) are needed for his 386/AT,
@@ -20525,13 +20853,13 @@ rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
     # on Irix 5.2, according to T.E. Dickey.
     # The functions gethostbyname, getservbyname, and inet_addr are
     # in -lbsd on LynxOS 3.0.1/i386, according to Lars Hecking.
-    echo "$as_me:20528: checking for gethostbyname" >&5
+    echo "$as_me:20856: checking for gethostbyname" >&5
 echo $ECHO_N "checking for gethostbyname... $ECHO_C" >&6
 if test "${ac_cv_func_gethostbyname+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20534 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 20862 "configure"
 #include "confdefs.h"
 #define gethostbyname autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -20561,39 +20889,39 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20565: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20893: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20568: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20571: \"$ac_try\"") >&5
+  echo "$as_me:20896: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20899: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20574: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20902: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_gethostbyname=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_gethostbyname=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:20584: result: $ac_cv_func_gethostbyname" >&5
+echo "$as_me:20912: result: $ac_cv_func_gethostbyname" >&5
 echo "${ECHO_T}$ac_cv_func_gethostbyname" >&6
 
     if test $ac_cv_func_gethostbyname = no; then
-      echo "$as_me:20588: checking for gethostbyname in -lnsl" >&5
+      echo "$as_me:20916: checking for gethostbyname in -lnsl" >&5
 echo $ECHO_N "checking for gethostbyname in -lnsl... $ECHO_C" >&6
 if test "${ac_cv_lib_nsl_gethostbyname+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnsl  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 20596 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 20924 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -20611,43 +20939,43 @@ gethostbyname ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20615: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20943: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20618: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20621: \"$ac_try\"") >&5
+  echo "$as_me:20946: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:20949: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20624: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:20952: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_nsl_gethostbyname=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_nsl_gethostbyname=no
 fi
-rm -f conftest.$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:20635: result: $ac_cv_lib_nsl_gethostbyname" >&5
+echo "$as_me:20963: result: $ac_cv_lib_nsl_gethostbyname" >&5
 echo "${ECHO_T}$ac_cv_lib_nsl_gethostbyname" >&6
-if test $ac_cv_lib_nsl_gethostbyname = yes; then
+if test "$ac_cv_lib_nsl_gethostbyname" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl"
 fi
 
       if test $ac_cv_lib_nsl_gethostbyname = no; then
-        echo "$as_me:20642: checking for gethostbyname in -lbsd" >&5
+        echo "$as_me:20970: checking for gethostbyname in -lbsd" >&5
 echo $ECHO_N "checking for gethostbyname in -lbsd... $ECHO_C" >&6
 if test "${ac_cv_lib_bsd_gethostbyname+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 20650 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 20978 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -20665,30 +20993,30 @@ gethostbyname ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20669: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:20997: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20672: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20675: \"$ac_try\"") >&5
+  echo "$as_me:21000: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21003: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20678: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21006: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_bsd_gethostbyname=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_bsd_gethostbyname=no
 fi
-rm -f conftest.$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:20689: result: $ac_cv_lib_bsd_gethostbyname" >&5
+echo "$as_me:21017: result: $ac_cv_lib_bsd_gethostbyname" >&5
 echo "${ECHO_T}$ac_cv_lib_bsd_gethostbyname" >&6
-if test $ac_cv_lib_bsd_gethostbyname = yes; then
+if test "$ac_cv_lib_bsd_gethostbyname" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lbsd"
 fi
 
@@ -20702,13 +21030,13 @@ fi
     # variants that don't use the nameserver (or something).  -lsocket
     # must be given before -lnsl if both are needed.  We assume that
     # if connect needs -lnsl, so does gethostbyname.
-    echo "$as_me:20705: checking for connect" >&5
+    echo "$as_me:21033: checking for connect" >&5
 echo $ECHO_N "checking for connect... $ECHO_C" >&6
 if test "${ac_cv_func_connect+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20711 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 21039 "configure"
 #include "confdefs.h"
 #define connect autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -20738,39 +21066,39 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20742: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21070: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20745: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20748: \"$ac_try\"") >&5
+  echo "$as_me:21073: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21076: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20751: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21079: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_connect=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_connect=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:20761: result: $ac_cv_func_connect" >&5
+echo "$as_me:21089: result: $ac_cv_func_connect" >&5
 echo "${ECHO_T}$ac_cv_func_connect" >&6
 
     if test $ac_cv_func_connect = no; then
-      echo "$as_me:20765: checking for connect in -lsocket" >&5
+      echo "$as_me:21093: checking for connect in -lsocket" >&5
 echo $ECHO_N "checking for connect in -lsocket... $ECHO_C" >&6
 if test "${ac_cv_lib_socket_connect+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsocket $X_EXTRA_LIBS $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 20773 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 21101 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -20788,43 +21116,43 @@ connect ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20792: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21120: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20795: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20798: \"$ac_try\"") >&5
+  echo "$as_me:21123: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21126: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20801: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21129: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_socket_connect=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_socket_connect=no
 fi
-rm -f conftest.$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:20812: result: $ac_cv_lib_socket_connect" >&5
+echo "$as_me:21140: result: $ac_cv_lib_socket_connect" >&5
 echo "${ECHO_T}$ac_cv_lib_socket_connect" >&6
-if test $ac_cv_lib_socket_connect = yes; then
+if test "$ac_cv_lib_socket_connect" = yes; then
   X_EXTRA_LIBS="-lsocket $X_EXTRA_LIBS"
 fi
 
     fi
 
     # Guillermo Gomez says -lposix is necessary on A/UX.
-    echo "$as_me:20821: checking for remove" >&5
+    echo "$as_me:21149: checking for remove" >&5
 echo $ECHO_N "checking for remove... $ECHO_C" >&6
 if test "${ac_cv_func_remove+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20827 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 21155 "configure"
 #include "confdefs.h"
 #define remove autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -20854,39 +21182,39 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20858: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21186: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20861: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20864: \"$ac_try\"") >&5
+  echo "$as_me:21189: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21192: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20867: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21195: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_remove=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_remove=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:20877: result: $ac_cv_func_remove" >&5
+echo "$as_me:21205: result: $ac_cv_func_remove" >&5
 echo "${ECHO_T}$ac_cv_func_remove" >&6
 
     if test $ac_cv_func_remove = no; then
-      echo "$as_me:20881: checking for remove in -lposix" >&5
+      echo "$as_me:21209: checking for remove in -lposix" >&5
 echo $ECHO_N "checking for remove in -lposix... $ECHO_C" >&6
 if test "${ac_cv_lib_posix_remove+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lposix  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 20889 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 21217 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -20904,43 +21232,43 @@ remove ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20908: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21236: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20911: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20914: \"$ac_try\"") >&5
+  echo "$as_me:21239: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21242: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20917: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21245: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_posix_remove=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_posix_remove=no
 fi
-rm -f conftest.$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:20928: result: $ac_cv_lib_posix_remove" >&5
+echo "$as_me:21256: result: $ac_cv_lib_posix_remove" >&5
 echo "${ECHO_T}$ac_cv_lib_posix_remove" >&6
-if test $ac_cv_lib_posix_remove = yes; then
+if test "$ac_cv_lib_posix_remove" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lposix"
 fi
 
     fi
 
     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
-    echo "$as_me:20937: checking for shmat" >&5
+    echo "$as_me:21265: checking for shmat" >&5
 echo $ECHO_N "checking for shmat... $ECHO_C" >&6
 if test "${ac_cv_func_shmat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-#line 20943 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 21271 "configure"
 #include "confdefs.h"
 #define shmat autoconf_temporary
 #include <limits.h>	/* least-intrusive standard header which defines gcc2 __stub macros */
@@ -20970,39 +21298,39 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:20974: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21302: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:20977: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:20980: \"$ac_try\"") >&5
+  echo "$as_me:21305: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21308: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:20983: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21311: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_func_shmat=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_func_shmat=no
 fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
+rm -f "conftest.$ac_objext" "conftest$ac_exeext" "conftest.$ac_ext"
 fi
-echo "$as_me:20993: result: $ac_cv_func_shmat" >&5
+echo "$as_me:21321: result: $ac_cv_func_shmat" >&5
 echo "${ECHO_T}$ac_cv_func_shmat" >&6
 
     if test $ac_cv_func_shmat = no; then
-      echo "$as_me:20997: checking for shmat in -lipc" >&5
+      echo "$as_me:21325: checking for shmat in -lipc" >&5
 echo $ECHO_N "checking for shmat in -lipc... $ECHO_C" >&6
 if test "${ac_cv_lib_ipc_shmat+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lipc  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 21005 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 21333 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -21020,30 +21348,30 @@ shmat ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:21024: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21352: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21027: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:21030: \"$ac_try\"") >&5
+  echo "$as_me:21355: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21358: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21033: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21361: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_ipc_shmat=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_ipc_shmat=no
 fi
-rm -f conftest.$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:21044: result: $ac_cv_lib_ipc_shmat" >&5
+echo "$as_me:21372: result: $ac_cv_lib_ipc_shmat" >&5
 echo "${ECHO_T}$ac_cv_lib_ipc_shmat" >&6
-if test $ac_cv_lib_ipc_shmat = yes; then
+if test "$ac_cv_lib_ipc_shmat" = yes; then
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lipc"
 fi
 
@@ -21059,15 +21387,15 @@ fi
   # These have to be linked with before -lX11, unlike the other
   # libraries we check for below, so use a different variable.
   # John Interrante, Karl Berry
-  echo "$as_me:21062: checking for IceConnectionNumber in -lICE" >&5
+  echo "$as_me:21390: checking for IceConnectionNumber in -lICE" >&5
 echo $ECHO_N "checking for IceConnectionNumber in -lICE... $ECHO_C" >&6
 if test "${ac_cv_lib_ICE_IceConnectionNumber+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lICE $X_EXTRA_LIBS $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-#line 21070 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 21398 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -21085,30 +21413,30 @@ IceConnectionNumber ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:21089: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:21417: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21092: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:21095: \"$ac_try\"") >&5
+  echo "$as_me:21420: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:21423: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21098: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21426: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   ac_cv_lib_ICE_IceConnectionNumber=yes
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 ac_cv_lib_ICE_IceConnectionNumber=no
 fi
-rm -f conftest.$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:21109: result: $ac_cv_lib_ICE_IceConnectionNumber" >&5
+echo "$as_me:21437: result: $ac_cv_lib_ICE_IceConnectionNumber" >&5
 echo "${ECHO_T}$ac_cv_lib_ICE_IceConnectionNumber" >&6
-if test $ac_cv_lib_ICE_IceConnectionNumber = yes; then
+if test "$ac_cv_lib_ICE_IceConnectionNumber" = yes; then
   X_PRE_LIBS="$X_PRE_LIBS -lSM -lICE"
 fi
 
@@ -21118,16 +21446,16 @@ fi
 
 fi
 
-if ( test "$GCC" = yes || test "$GXX" = yes )
+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}:21130: testing repairing CFLAGS: $CFLAGS ..." 1>&5
+echo "${as_me:-configure}:21458: testing repairing CFLAGS: $CFLAGS ..." 1>&5
 
 		cf_temp_flags=
 		for cf_temp_scan in $CFLAGS
@@ -21136,13 +21464,13 @@ echo "${as_me:-configure}:21130: testing repairing CFLAGS: $CFLAGS ..." 1>&5
 			(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
@@ -21150,23 +21478,23 @@ echo "${as_me:-configure}:21130: testing repairing CFLAGS: $CFLAGS ..." 1>&5
 		CFLAGS="$cf_temp_flags"
 		test -n "$verbose" && echo "	... fixed $CFLAGS" 1>&6
 
-echo "${as_me:-configure}:21153: testing ... fixed $CFLAGS ..." 1>&5
+echo "${as_me:-configure}:21481: testing ... fixed $CFLAGS ..." 1>&5
 
 		test -n "$verbose" && echo "	... extra $EXTRA_CFLAGS" 1>&6
 
-echo "${as_me:-configure}:21157: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+echo "${as_me:-configure}:21485: testing ... extra $EXTRA_CFLAGS ..." 1>&5
 
 		;;
 	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}:21169: testing repairing CPPFLAGS: $CPPFLAGS ..." 1>&5
+echo "${as_me:-configure}:21497: testing repairing CPPFLAGS: $CPPFLAGS ..." 1>&5
 
 		cf_temp_flags=
 		for cf_temp_scan in $CPPFLAGS
@@ -21175,13 +21503,13 @@ echo "${as_me:-configure}:21169: testing repairing CPPFLAGS: $CPPFLAGS ..." 1>&5
 			(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
@@ -21189,23 +21517,23 @@ echo "${as_me:-configure}:21169: testing repairing CPPFLAGS: $CPPFLAGS ..." 1>&5
 		CPPFLAGS="$cf_temp_flags"
 		test -n "$verbose" && echo "	... fixed $CPPFLAGS" 1>&6
 
-echo "${as_me:-configure}:21192: testing ... fixed $CPPFLAGS ..." 1>&5
+echo "${as_me:-configure}:21520: testing ... fixed $CPPFLAGS ..." 1>&5
 
 		test -n "$verbose" && echo "	... extra $EXTRA_CFLAGS" 1>&6
 
-echo "${as_me:-configure}:21196: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+echo "${as_me:-configure}:21524: testing ... extra $EXTRA_CFLAGS ..." 1>&5
 
 		;;
 	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}:21208: testing repairing LDFLAGS: $LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:21536: testing repairing LDFLAGS: $LDFLAGS ..." 1>&5
 
 		cf_temp_flags=
 		for cf_temp_scan in $LDFLAGS
@@ -21214,13 +21542,13 @@ echo "${as_me:-configure}:21208: testing repairing LDFLAGS: $LDFLAGS ..." 1>&5
 			(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
@@ -21228,17 +21556,17 @@ echo "${as_me:-configure}:21208: testing repairing LDFLAGS: $LDFLAGS ..." 1>&5
 		LDFLAGS="$cf_temp_flags"
 		test -n "$verbose" && echo "	... fixed $LDFLAGS" 1>&6
 
-echo "${as_me:-configure}:21231: testing ... fixed $LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:21559: testing ... fixed $LDFLAGS ..." 1>&5
 
 		test -n "$verbose" && echo "	... extra $EXTRA_CFLAGS" 1>&6
 
-echo "${as_me:-configure}:21235: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+echo "${as_me:-configure}:21563: testing ... extra $EXTRA_CFLAGS ..." 1>&5
 
 		;;
 	esac
 fi
 
-echo "$as_me:21241: checking if you want to turn on gcc warnings" >&5
+echo "$as_me:21569: 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.
@@ -21246,21 +21574,21 @@ 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:21258: result: $with_warnings" >&5
-echo "${ECHO_T}$with_warnings" >&6
-if test "$with_warnings" = "yes"
+echo "$as_me:21586: result: $enable_warnings" >&5
+echo "${ECHO_T}$enable_warnings" >&6
+if test "$enable_warnings" = "yes"
 then
 
-if test "$GCC" = yes
+if test "$GCC" = yes || test "$GXX" = yes
 then
 cat > conftest.i <<EOF
 #ifndef GCC_PRINTF
@@ -21278,10 +21606,10 @@ cat > conftest.i <<EOF
 EOF
 if test "$GCC" = yes
 then
-	{ echo "$as_me:21281: checking for $CC __attribute__ directives..." >&5
+	{ echo "$as_me:21609: checking for $CC __attribute__ directives..." >&5
 echo "$as_me: checking for $CC __attribute__ directives..." >&6;}
-cat > conftest.$ac_ext <<EOF
-#line 21284 "${as_me:-configure}"
+cat > "conftest.$ac_ext" <<EOF
+#line 21612 "${as_me:-configure}"
 #include "confdefs.h"
 #include "conftest.h"
 #include "conftest.i"
@@ -21296,8 +21624,8 @@ cat > conftest.$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
@@ -21310,7 +21638,7 @@ 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
@@ -21330,15 +21658,15 @@ EOF
 			;;
 		esac
 
-		if { (eval echo "$as_me:21333: \"$ac_compile\"") >&5
+		if { (eval echo "$as_me:21661: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:21336: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-			test -n "$verbose" && echo "$as_me:21338: result: ... $cf_attribute" >&5
+  echo "$as_me:21664: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+			test -n "$verbose" && echo "$as_me:21666: 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
@@ -21389,9 +21717,9 @@ 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
 
 if test "x$have_x" = xyes; then
@@ -21412,8 +21740,8 @@ do
 	esac
 done
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 21416 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 21744 "configure"
 #include "confdefs.h"
 
 #include <stdlib.h>
@@ -21427,27 +21755,27 @@ String foo = malloc(1); (void)foo
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:21431: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:21759: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:21434: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:21437: \"$ac_try\"") >&5
+  echo "$as_me:21762: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:21765: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21440: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21768: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
 
-echo "$as_me:21443: checking for X11/Xt const-feature" >&5
+echo "$as_me:21771: 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.$ac_ext <<_ACEOF
-#line 21450 "configure"
+	cat >"conftest.$ac_ext" <<_ACEOF
+#line 21778 "configure"
 #include "confdefs.h"
 
 #define _CONST_X_STRING	/* X11R7.8 (perhaps) */
@@ -21463,39 +21791,39 @@ String foo = malloc(1); *foo = 0
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:21467: \"$ac_compile\"") >&5
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:21795: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:21470: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:21473: \"$ac_try\"") >&5
+  echo "$as_me:21798: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest.$ac_objext"'
+  { (eval echo "$as_me:21801: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21476: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:21804: \$? = $ac_status" >&5
+  (exit "$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:21491: result: $cf_cv_const_x_string" >&5
+echo "$as_me:21819: 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 "
@@ -21512,12 +21840,12 @@ 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 21520 "${as_me:-configure}"
+cat > "conftest.$ac_ext" <<EOF
+#line 21848 "${as_me:-configure}"
 int main(int argc, char *argv[]) { return (argv[argc-1] == 0) ; }
 EOF
 if test "$INTEL_COMPILER" = yes
@@ -21533,7 +21861,7 @@ then
 # remark #981: operands are evaluated in unspecified order
 # warning #279: controlling expression is constant
 
-	{ echo "$as_me:21536: checking for $CC warning options..." >&5
+	{ echo "$as_me:21864: checking for $CC warning options..." >&5
 echo "$as_me: checking for $CC warning options..." >&6;}
 	cf_save_CFLAGS="$CFLAGS"
 	EXTRA_CFLAGS="$EXTRA_CFLAGS -Wall"
@@ -21549,12 +21877,12 @@ echo "$as_me: checking for $CC warning options..." >&6;}
 		wd981
 	do
 		CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
-		if { (eval echo "$as_me:21552: \"$ac_compile\"") >&5
+		if { (eval echo "$as_me:21880: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:21555: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-			test -n "$verbose" && echo "$as_me:21557: result: ... -$cf_opt" >&5
+  echo "$as_me:21883: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+			test -n "$verbose" && echo "$as_me:21885: result: ... -$cf_opt" >&5
 echo "${ECHO_T}... -$cf_opt" >&6
 			EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
 		fi
@@ -21562,7 +21890,7 @@ echo "${ECHO_T}... -$cf_opt" >&6
 	CFLAGS="$cf_save_CFLAGS"
 elif test "$GCC" = yes && test "$GCC_VERSION" != "unknown"
 then
-	{ echo "$as_me:21565: checking for $CC warning options..." >&5
+	{ echo "$as_me:21893: checking for $CC warning options..." >&5
 echo "$as_me: checking for $CC warning options..." >&6;}
 	cf_save_CFLAGS="$CFLAGS"
 	cf_warn_CONST=""
@@ -21585,30 +21913,30 @@ echo "$as_me: checking for $CC warning options..." >&6;}
 		Wundef Wno-inline $cf_gcc_warnings $cf_warn_CONST Wno-unknown-pragmas
 	do
 		CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
-		if { (eval echo "$as_me:21588: \"$ac_compile\"") >&5
+		if { (eval echo "$as_me:21916: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  echo "$as_me:21591: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-			test -n "$verbose" && echo "$as_me:21593: result: ... -$cf_opt" >&5
+  echo "$as_me:21919: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; then
+			test -n "$verbose" && echo "$as_me:21921: 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}:21601: testing feature is broken in gcc $GCC_VERSION ..." 1>&5
+echo "${as_me:-configure}:21929: 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}:21611: testing feature is broken in gcc $GCC_VERSION ..." 1>&5
+echo "${as_me:-configure}:21939: testing feature is broken in gcc $GCC_VERSION ..." 1>&5
 
 					continue;;
 				esac
@@ -21619,12 +21947,13 @@ echo "${as_me:-configure}:21611: testing feature is broken in gcc $GCC_VERSION .
 	done
 	CFLAGS="$cf_save_CFLAGS"
 fi
-rm -rf conftest*
+rm -rf ./conftest*
 
 fi
+
 fi
 
-echo "$as_me:21627: checking if you want to use dmalloc for testing" >&5
+echo "$as_me:21956: 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.
@@ -21635,16 +21964,16 @@ cat >>confdefs.h <<EOF
 #define USE_DMALLOC 1
 EOF
 
-	: ${with_cflags:=-g}
-	: ${with_no_leaks:=yes}
+	: "${with_cflags:=-g}"
+	: "${enable_leaks:=no}"
 	 with_dmalloc=yes
 else
   with_dmalloc=
 fi;
-echo "$as_me:21644: result: ${with_dmalloc:-no}" >&5
+echo "$as_me:21973: 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*)
@@ -21658,19 +21987,19 @@ 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"
@@ -21689,7 +22018,7 @@ 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/=.*//'`
 
@@ -21719,7 +22048,7 @@ 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}" \
@@ -21755,24 +22084,24 @@ fi
 esac
 
 if test "$with_dmalloc" = yes ; then
-	echo "$as_me:21758: checking for dmalloc.h" >&5
+	echo "$as_me:22087: 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 21764 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22093 "configure"
 #include "confdefs.h"
 #include <dmalloc.h>
 _ACEOF
-if { (eval echo "$as_me:21768: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:22097: \"$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:21774: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:22103: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -21785,24 +22114,24 @@ if test -z "$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:21793: result: $ac_cv_header_dmalloc_h" >&5
+echo "$as_me:22122: 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 "$as_me:21797: checking for dmalloc_debug in -ldmalloc" >&5
+echo "$as_me:22126: 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 21805 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22134 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -21820,30 +22149,30 @@ dmalloc_debug ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:21824: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22153: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:21827: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:21830: \"$ac_try\"") >&5
+  echo "$as_me:22156: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22159: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:21833: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:22162: \$? = $ac_status" >&5
+  (exit "$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:21844: result: $ac_cv_lib_dmalloc_dmalloc_debug" >&5
+echo "$as_me:22173: 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
@@ -21856,7 +22185,7 @@ fi
 
 fi
 
-echo "$as_me:21859: checking if you want to use dbmalloc for testing" >&5
+echo "$as_me:22188: 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.
@@ -21867,16 +22196,16 @@ cat >>confdefs.h <<EOF
 #define USE_DBMALLOC 1
 EOF
 
-	: ${with_cflags:=-g}
-	: ${with_no_leaks:=yes}
+	: "${with_cflags:=-g}"
+	: "${enable_leaks:=no}"
 	 with_dbmalloc=yes
 else
   with_dbmalloc=
 fi;
-echo "$as_me:21876: result: ${with_dbmalloc:-no}" >&5
+echo "$as_me:22205: 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*)
@@ -21890,19 +22219,19 @@ 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"
@@ -21921,7 +22250,7 @@ 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/=.*//'`
 
@@ -21951,7 +22280,7 @@ 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}" \
@@ -21987,24 +22316,24 @@ fi
 esac
 
 if test "$with_dbmalloc" = yes ; then
-	echo "$as_me:21990: checking for dbmalloc.h" >&5
+	echo "$as_me:22319: 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 21996 "configure"
+  cat >"conftest.$ac_ext" <<_ACEOF
+#line 22325 "configure"
 #include "confdefs.h"
 #include <dbmalloc.h>
 _ACEOF
-if { (eval echo "$as_me:22000: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+if { (eval echo "$as_me:22329: \"$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:22006: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
+  echo "$as_me:22335: \$? = $ac_status" >&5
+  (exit "$ac_status"); } >/dev/null; then
   if test -s conftest.err; then
     ac_cpp_err=$ac_c_preproc_warn_flag
   else
@@ -22017,24 +22346,24 @@ if test -z "$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:22025: result: $ac_cv_header_dbmalloc_h" >&5
+echo "$as_me:22354: 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 "$as_me:22029: checking for debug_malloc in -ldbmalloc" >&5
+echo "$as_me:22358: 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 22037 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22366 "configure"
 #include "confdefs.h"
 
 /* Override any gcc2 internal prototype to avoid an error.  */
@@ -22052,30 +22381,30 @@ debug_malloc ();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22056: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22385: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:22059: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22062: \"$ac_try\"") >&5
+  echo "$as_me:22388: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22391: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22065: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:22394: \$? = $ac_status" >&5
+  (exit "$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:22076: result: $ac_cv_lib_dbmalloc_debug_malloc" >&5
+echo "$as_me:22405: 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
@@ -22088,7 +22417,7 @@ fi
 
 fi
 
-echo "$as_me:22091: checking if you want to use valgrind for testing" >&5
+echo "$as_me:22420: 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.
@@ -22099,16 +22428,16 @@ cat >>confdefs.h <<EOF
 #define USE_VALGRIND 1
 EOF
 
-	: ${with_cflags:=-g}
-	: ${with_no_leaks:=yes}
+	: "${with_cflags:=-g}"
+	: "${enable_leaks:=no}"
 	 with_valgrind=yes
 else
   with_valgrind=
 fi;
-echo "$as_me:22108: result: ${with_valgrind:-no}" >&5
+echo "$as_me:22437: 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*)
@@ -22122,19 +22451,19 @@ 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"
@@ -22153,7 +22482,7 @@ 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/=.*//'`
 
@@ -22183,7 +22512,7 @@ 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}" \
@@ -22218,20 +22547,21 @@ fi
 	;;
 esac
 
-echo "$as_me:22221: checking if you want to perform memory-leak testing" >&5
+echo "$as_me:22550: 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=no
 else
-  : ${with_no_leaks:=no}
+  enable_leaks=yes
 fi;
-echo "$as_me:22231: 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:22561: 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
@@ -22246,9 +22576,9 @@ fi
 LD_RPATH_OPT=
 if test "x$cf_cv_enable_rpath" != xno
 then
-	echo "$as_me:22249: checking for an rpath option" >&5
+	echo "$as_me:22579: checking for an rpath option" >&5
 echo $ECHO_N "checking for an rpath option... $ECHO_C" >&6
-	case $cf_cv_system_name in
+	case "$cf_cv_system_name" in
 	(irix*)
 		if test "$GCC" = yes; then
 			LD_RPATH_OPT="-Wl,-rpath,"
@@ -22277,12 +22607,12 @@ echo $ECHO_N "checking for an rpath option... $ECHO_C" >&6
 	(*)
 		;;
 	esac
-	echo "$as_me:22280: result: $LD_RPATH_OPT" >&5
+	echo "$as_me:22610: result: $LD_RPATH_OPT" >&5
 echo "${ECHO_T}$LD_RPATH_OPT" >&6
 
 	case "x$LD_RPATH_OPT" in
 	(x-R*)
-		echo "$as_me:22285: checking if we need a space after rpath option" >&5
+		echo "$as_me:22615: 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"
 
@@ -22302,8 +22632,8 @@ for cf_add_1lib in $cf_add_0lib; do
 done
 LIBS="$cf_add_libs"
 
-		cat >conftest.$ac_ext <<_ACEOF
-#line 22306 "configure"
+		cat >"conftest.$ac_ext" <<_ACEOF
+#line 22636 "configure"
 #include "confdefs.h"
 
 int
@@ -22314,34 +22644,34 @@ main (void)
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22318: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22648: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:22321: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22324: \"$ac_try\"") >&5
+  echo "$as_me:22651: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22654: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22327: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+  echo "$as_me:22657: \$? = $ac_status" >&5
+  (exit "$ac_status"); }; }; then
   cf_rpath_space=no
 else
   echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
+cat "conftest.$ac_ext" >&5
 cf_rpath_space=yes
 fi
-rm -f conftest.$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:22337: result: $cf_rpath_space" >&5
+		echo "$as_me:22667: 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
 
-echo "$as_me:22344: checking if rpath-hack should be disabled" >&5
+echo "$as_me:22674: 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.
@@ -22349,30 +22679,32 @@ 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:22361: 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:22692: result: $cf_disable_rpath_hack" >&5
 echo "${ECHO_T}$cf_disable_rpath_hack" >&6
-if test "$cf_disable_rpath_hack" = no ; then
 
-echo "$as_me:22365: checking for updated LDFLAGS" >&5
+if test "$enable_rpath_hack" = yes ; then
+
+echo "$as_me:22697: checking for updated LDFLAGS" >&5
 echo $ECHO_N "checking for updated LDFLAGS... $ECHO_C" >&6
 if test -n "$LD_RPATH_OPT" ; then
-	echo "$as_me:22368: result: maybe" >&5
+	echo "$as_me:22700: 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:22375: checking for $ac_word" >&5
+echo "$as_me:22707: 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
@@ -22387,7 +22719,7 @@ 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:22390: found $ac_dir/$ac_word" >&5
+echo "$as_me:22722: found $ac_dir/$ac_word" >&5
 break
 done
 
@@ -22395,10 +22727,10 @@ fi
 fi
 cf_ldd_prog=$ac_cv_prog_cf_ldd_prog
 if test -n "$cf_ldd_prog"; then
-  echo "$as_me:22398: result: $cf_ldd_prog" >&5
+  echo "$as_me:22730: result: $cf_ldd_prog" >&5
 echo "${ECHO_T}$cf_ldd_prog" >&6
 else
-  echo "$as_me:22401: result: no" >&5
+  echo "$as_me:22733: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -22411,8 +22743,8 @@ test -n "$cf_ldd_prog" || cf_ldd_prog="no"
 	then
 		cf_rpath_oops=
 
-cat >conftest.$ac_ext <<_ACEOF
-#line 22415 "configure"
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 22747 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int
@@ -22423,25 +22755,25 @@ printf("Hello");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:22427: \"$ac_link\"") >&5
+rm -f "conftest.$ac_objext" "conftest$ac_exeext"
+if { (eval echo "$as_me:22759: \"$ac_link\"") >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  echo "$as_me:22430: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-         { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:22433: \"$ac_try\"") >&5
+  echo "$as_me:22762: \$? = $ac_status" >&5
+  (exit "$ac_status"); } &&
+         { ac_try='test -s "conftest$ac_exeext"'
+  { (eval echo "$as_me:22765: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
-  echo "$as_me:22436: \$? = $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:22768: \$? = $ac_status" >&5
+  (exit "$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
@@ -22457,11 +22789,11 @@ 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 "${as_me:-configure}:22464: testing ...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src ..." 1>&5
+echo "${as_me:-configure}:22796: testing ...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src ..." 1>&5
 
 						LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
 						break
@@ -22473,16 +22805,16 @@ echo "${as_me:-configure}:22464: testing ...adding -L$cf_rpath_dir/lib to LDFLAG
 
 	test -n "$verbose" && echo "	...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS" 1>&6
 
-echo "${as_me:-configure}:22476: testing ...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:22808: testing ...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS ..." 1>&5
 
 test -n "$verbose" && echo "	...checking LDFLAGS $LDFLAGS" 1>&6
 
-echo "${as_me:-configure}:22480: testing ...checking LDFLAGS $LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:22812: 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
@@ -22514,7 +22846,7 @@ do
 			then
 				test -n "$verbose" && echo "	...Filter $cf_rpath_src ->$cf_rpath_tmp" 1>&6
 
-echo "${as_me:-configure}:22517: testing ...Filter $cf_rpath_src ->$cf_rpath_tmp ..." 1>&5
+echo "${as_me:-configure}:22849: testing ...Filter $cf_rpath_src ->$cf_rpath_tmp ..." 1>&5
 
 				EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
 			fi
@@ -22527,16 +22859,16 @@ LDFLAGS=$cf_rpath_dst
 
 test -n "$verbose" && echo "	...checked LDFLAGS $LDFLAGS" 1>&6
 
-echo "${as_me:-configure}:22530: testing ...checked LDFLAGS $LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:22862: testing ...checked LDFLAGS $LDFLAGS ..." 1>&5
 
 test -n "$verbose" && echo "	...checking LIBS $LIBS" 1>&6
 
-echo "${as_me:-configure}:22534: testing ...checking LIBS $LIBS ..." 1>&5
+echo "${as_me:-configure}:22866: 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
@@ -22568,7 +22900,7 @@ do
 			then
 				test -n "$verbose" && echo "	...Filter $cf_rpath_src ->$cf_rpath_tmp" 1>&6
 
-echo "${as_me:-configure}:22571: testing ...Filter $cf_rpath_src ->$cf_rpath_tmp ..." 1>&5
+echo "${as_me:-configure}:22903: testing ...Filter $cf_rpath_src ->$cf_rpath_tmp ..." 1>&5
 
 				EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
 			fi
@@ -22581,14 +22913,14 @@ LIBS=$cf_rpath_dst
 
 test -n "$verbose" && echo "	...checked LIBS $LIBS" 1>&6
 
-echo "${as_me:-configure}:22584: testing ...checked LIBS $LIBS ..." 1>&5
+echo "${as_me:-configure}:22916: testing ...checked LIBS $LIBS ..." 1>&5
 
 	test -n "$verbose" && echo "	...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS" 1>&6
 
-echo "${as_me:-configure}:22588: testing ...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS ..." 1>&5
+echo "${as_me:-configure}:22920: testing ...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS ..." 1>&5
 
 else
-	echo "$as_me:22591: result: no" >&5
+	echo "$as_me:22923: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
 
@@ -22675,12 +23007,12 @@ 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:22681: creating $CONFIG_STATUS" >&5
+{ echo "$as_me:23013: 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.
@@ -22695,7 +23027,7 @@ 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
@@ -22735,9 +23067,9 @@ 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.
@@ -22765,22 +23097,22 @@ _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
@@ -22809,21 +23141,22 @@ $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 $0, generated by GNU Autoconf 2.52.20210105,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
+Copyright 2003-2020,2021	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=:
@@ -22846,17 +23179,17 @@ 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:22859: error: ambiguous option: $1
+    { { echo "$as_me:23192: 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;}
@@ -22875,7 +23208,7 @@ Try \`$0 --help' for more information." >&2;}
     ac_need_defaults=false;;
 
   # This is an error.
-  -*) { { echo "$as_me:22878: error: unrecognized option: $1
+  -*) { { echo "$as_me:23211: 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;}
@@ -22894,18 +23227,18 @@ 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 2.52.20210105, 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.
 #
@@ -22917,7 +23250,7 @@ SHOW_CC="$SHOW_LD"
 
 EOF
 
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 for ac_config_target in $ac_config_targets
 do
   case "$ac_config_target" in
@@ -22925,7 +23258,7 @@ do
   "Makefile" ) CONFIG_FILES="$CONFIG_FILES Makefile" ;;
   "default" ) CONFIG_COMMANDS="$CONFIG_COMMANDS default" ;;
   "ncurses_cfg.h" ) CONFIG_HEADERS="$CONFIG_HEADERS ncurses_cfg.h:ncurses_tst.hin" ;;
-  *) { { echo "$as_me:22928: error: invalid argument: $ac_config_target" >&5
+  *) { { echo "$as_me:23261: error: invalid argument: $ac_config_target" >&5
 echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
    { (exit 1); exit 1; }; };;
   esac
@@ -22935,7 +23268,7 @@ 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
@@ -22965,7 +23298,7 @@ $debug ||
 
 EOF
 
-cat >>$CONFIG_STATUS <<EOF
+cat >>"$CONFIG_STATUS" <<EOF
 
 #
 # CONFIG_FILES section.
@@ -23027,6 +23360,8 @@ s,@EXEEXT@,$EXEEXT,;t t
 s,@OBJEXT@,$OBJEXT,;t t
 s,@EXTRA_CPPFLAGS@,$EXTRA_CPPFLAGS,;t t
 s,@CPP@,$CPP,;t t
+s,@GREP@,$GREP,;t t
+s,@EGREP@,$EGREP,;t t
 s,@AWK@,$AWK,;t t
 s,@INSTALL_PROGRAM@,$INSTALL_PROGRAM,;t t
 s,@INSTALL_SCRIPT@,$INSTALL_SCRIPT,;t t
@@ -23068,6 +23403,8 @@ s,@TINFO_LIBS@,$TINFO_LIBS,;t t
 s,@cf_cv_abi_version@,$cf_cv_abi_version,;t t
 s,@cf_cv_rel_version@,$cf_cv_rel_version,;t t
 s,@includesubdir@,$includesubdir,;t t
+s,@FGREP@,$FGREP,;t t
+s,@HAVE_STDNORETURN_H@,$HAVE_STDNORETURN_H,;t t
 s,@PKG_CONFIG@,$PKG_CONFIG,;t t
 s,@ac_pt_PKG_CONFIG@,$ac_pt_PKG_CONFIG,;t t
 s,@ECHO_LT@,$ECHO_LT,;t t
@@ -23096,7 +23433,7 @@ 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
@@ -23105,8 +23442,8 @@ 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 $ac_beg -gt 1; then
+  while "$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
@@ -23123,15 +23460,15 @@ EOF
       # 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 + $ac_max_sed_lines`
+      ac_END=`expr "$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 $ac_end - 1`
+            if test "$ac_beg" -gt 1; then
+              ac_end=`expr "$ac_end" - 1`
               continue
             fi
           fi
@@ -23143,9 +23480,9 @@ EOF
       else
         ac_sed_cmds="$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
@@ -23154,10 +23491,10 @@ EOF
 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 >$tmp/stdin
         ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
@@ -23203,19 +23540,19 @@ done; }
     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
@@ -23224,7 +23561,7 @@ done; }
   esac
 
   if test x"$ac_file" != x-; then
-    { echo "$as_me:23227: creating $ac_file" >&5
+    { echo "$as_me:23564: creating $ac_file" >&5
 echo "$as_me: creating $ac_file" >&6;}
     rm -f "$ac_file"
   fi
@@ -23242,7 +23579,7 @@ echo "$as_me: creating $ac_file" >&6;}
       -) echo $tmp/stdin ;;
       [\\/$]*)
          # Absolute (can't be DOS-style, as IFS=:)
-         test -f "$f" || { { echo "$as_me:23245: error: cannot find input file: $f" >&5
+         test -f "$f" || { { echo "$as_me:23582: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          echo $f;;
@@ -23252,35 +23589,35 @@ echo "$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:23258: error: cannot find input file: $f" >&5
+           { { echo "$as_me:23595: 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:23274: WARNING: datarootdir was used implicitly but not set:
+          { echo "$as_me:23611: 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 "$as_me:23283: WARNING: datarootdir was used explicitly but not set:
+        { echo "$as_me:23620: WARNING: datarootdir was used explicitly but not set:
 $ac_seen" >&5
 echo "$as_me: WARNING: datarootdir was used explicitly but not set:
 $ac_seen" >&2;}
@@ -23294,11 +23631,11 @@ if test "x$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
@@ -23308,27 +23645,27 @@ s,@INSTALL@,$ac_INSTALL,;t t
 " $ac_file_inputs | (eval "$ac_sed_cmds") >$tmp/out
   rm -f $tmp/stdin
   if test x"$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-fgrep} -n '${'$ac_name'[:=].*}' "$ac_file"`
         if test -n "$ac_seen"; then
-            ac_init=`egrep '[ 	]*'$ac_name'[ 	]*=' $ac_file`
+            ac_init=`${EGREP-egrep} '[ 	]*'$ac_name'[ 	]*=' "$ac_file"`
             if test -z "$ac_init"; then
               ac_seen=`echo "$ac_seen" |sed -e 's,^,'$ac_file':,'`
-              { echo "$as_me:23320: WARNING: Variable $ac_name is used but was not set:
+              { echo "$as_me:23657: 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
+    ${EGREP-egrep} -n '@[a-z_][a-z_0-9]+@' "$ac_file" >$tmp/out
+    ${EGREP-egrep} -n '@[A-Z_][A-Z_0-9]+@' "$ac_file" >>$tmp/out
     if test -s $tmp/out; then
       ac_seen=`sed -e 's,^,'$ac_file':,' < $tmp/out`
-      { echo "$as_me:23331: WARNING: Some variables may not be substituted:
+      { echo "$as_me:23668: WARNING: Some variables may not be substituted:
 $ac_seen" >&5
 echo "$as_me: WARNING: Some variables may not be substituted:
 $ac_seen" >&2;}
@@ -23340,7 +23677,7 @@ $ac_seen" >&2;}
 
 done
 EOF
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 
 #
 # CONFIG_HEADER section.
@@ -23367,7 +23704,7 @@ 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 >$tmp/stdin
         ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
@@ -23377,7 +23714,7 @@ 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:23380: creating $ac_file" >&5
+  test x"$ac_file" != x- && { echo "$as_me:23717: creating $ac_file" >&5
 echo "$as_me: creating $ac_file" >&6;}
 
   # First look for the input files in the build tree, otherwise in the
@@ -23388,7 +23725,7 @@ echo "$as_me: creating $ac_file" >&6;}
       -) echo $tmp/stdin ;;
       [\\/$]*)
          # Absolute (can't be DOS-style, as IFS=:)
-         test -f "$f" || { { echo "$as_me:23391: error: cannot find input file: $f" >&5
+         test -f "$f" || { { echo "$as_me:23728: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          echo $f;;
@@ -23398,10 +23735,10 @@ echo "$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:23404: error: cannot find input file: $f" >&5
+           { { echo "$as_me:23741: error: cannot find input file: $f" >&5
 echo "$as_me: error: cannot find input file: $f" >&2;}
    { (exit 1); exit 1; }; }
          fi;;
@@ -23421,14 +23758,14 @@ 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
@@ -23444,9 +23781,9 @@ 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 $as_me), people would be surprised to read:
   #    /* config.h.  Generated automatically by config.status.  */
@@ -23458,8 +23795,8 @@ cat >>$CONFIG_STATUS <<\EOF
   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:23462: $ac_file is unchanged" >&5
+    if cmp -s "$ac_file" "$tmp/config.h" 2>/dev/null; then
+      { echo "$as_me:23799: $ac_file is unchanged" >&5
 echo "$as_me: $ac_file is unchanged" >&6;}
     else
       ac_dir=`$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
@@ -23491,8 +23828,8 @@ 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 $tmp/config.h
@@ -23500,7 +23837,7 @@ done; }
   fi
 done
 EOF
-cat >>$CONFIG_STATUS <<\EOF
+cat >>"$CONFIG_STATUS" <<\EOF
 #
 # CONFIG_COMMANDS section.
 #
@@ -23508,15 +23845,15 @@ 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 )
 
 for cf_dir in .
 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 $srcdir/mk-test.awk INSTALL=yes ECHO_LINK="$ECHO_LD" $srcdir/$cf_dir/programs >>$cf_dir/Makefile
+	elif test -f "$srcdir/$cf_dir/programs" ; then
+		$AWK -f $srcdir/mk-test.awk INSTALL=yes ECHO_LINK="$ECHO_LD" "$srcdir/$cf_dir/programs" >>$cf_dir/Makefile
 	fi
 done
 
@@ -23554,11 +23891,11 @@ 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.
@@ -23572,10 +23909,10 @@ 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