ncurses 5.7 - patch 20100116
[ncurses.git] / aclocal.m4
index b57ec00d18a0e6e5a77119d33c0b087e6d467bc7..c74eb978a63779da4567d814a711333e12670a14 100644 (file)
@@ -1,5 +1,5 @@
 dnl***************************************************************************
-dnl Copyright (c) 1998-2005,2006 Free Software Foundation, Inc.              *
+dnl Copyright (c) 1998-2009,2010 Free Software Foundation, Inc.              *
 dnl                                                                          *
 dnl Permission is hereby granted, free of charge, to any person obtaining a  *
 dnl copy of this software and associated documentation files (the            *
@@ -28,7 +28,7 @@ dnl***************************************************************************
 dnl
 dnl Author: Thomas E. Dickey 1995-on
 dnl
-dnl $Id: aclocal.m4,v 1.407 2006/12/17 16:12:38 tom Exp $
+dnl $Id: aclocal.m4,v 1.490 2010/01/09 21:06:30 tom Exp $
 dnl Macros used in NCURSES auto-configuration script.
 dnl
 dnl These macros are maintained separately from NCURSES.  The copyright on
@@ -86,7 +86,7 @@ fi
 AC_SUBST(ACPPFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADD_CFLAGS version: 7 updated: 2004/04/25 17:48:30
+dnl CF_ADD_CFLAGS version: 9 updated: 2010/01/09 11:05:50
 dnl -------------
 dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
 dnl The second parameter if given makes this macro verbose.
@@ -112,8 +112,8 @@ no)
                        cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^-D[[^=]]*='\''\"[[^"]]*//'`
 
                        test "${cf_add_cflags}" != "${cf_tst_cflags}" \
-                       && test -z "${cf_tst_cflags}" \
-                       && cf_fix_cppflags=yes
+                               && test -z "${cf_tst_cflags}" \
+                               && cf_fix_cppflags=yes
 
                        if test $cf_fix_cppflags = yes ; then
                                cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
@@ -128,6 +128,12 @@ no)
                *$cf_add_cflags) #(vi
                        ;;
                *) #(vi
+                       case $cf_add_cflags in #(vi
+                       -D*)
+                               cf_tst_cppflags=`echo "x$cf_add_cflags" | sed -e 's/^...//' -e 's/=.*//'`
+                               CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,$cf_tst_cppflags)
+                               ;;
+                       esac
                        cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
                        ;;
                esac
@@ -143,8 +149,8 @@ yes)
        cf_tst_cflags=`echo ${cf_add_cflags} |sed -e 's/^[[^"]]*"'\''//'`
 
        test "${cf_add_cflags}" != "${cf_tst_cflags}" \
-       && test -z "${cf_tst_cflags}" \
-       && cf_fix_cppflags=no
+               && test -z "${cf_tst_cflags}" \
+               && cf_fix_cppflags=no
        ;;
 esac
 done
@@ -156,7 +162,7 @@ fi
 
 if test -n "$cf_new_cppflags" ; then
        ifelse($2,,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
-       CPPFLAGS="$cf_new_cppflags $CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $cf_new_cppflags"
 fi
 
 if test -n "$cf_new_extra_cppflags" ; then
@@ -166,6 +172,121 @@ fi
 
 AC_SUBST(EXTRA_CPPFLAGS)
 
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_ADD_INCDIR version: 12 updated: 2009/01/18 10:00:47
+dnl -------------
+dnl Add an include-directory to $CPPFLAGS.  Don't add /usr/include, since it's
+dnl redundant.  We don't normally need to add -I/usr/local/include for gcc,
+dnl but old versions (and some misinstalled ones) need that.  To make things
+dnl worse, gcc 3.x may give error messages if -I/usr/local/include is added to
+dnl the include-path).
+AC_DEFUN([CF_ADD_INCDIR],
+[
+if test -n "$1" ; then
+  for cf_add_incdir in $1
+  do
+       while test $cf_add_incdir != /usr/include
+       do
+         if test -d $cf_add_incdir
+         then
+               cf_have_incdir=no
+               if test -n "$CFLAGS$CPPFLAGS" ; then
+                 # a loop is needed to ensure we can add subdirs of existing dirs
+                 for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
+                       if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
+                         cf_have_incdir=yes; break
+                       fi
+                 done
+               fi
+
+               if test "$cf_have_incdir" = no ; then
+                 if test "$cf_add_incdir" = /usr/local/include ; then
+                       if test "$GCC" = yes
+                       then
+                         cf_save_CPPFLAGS=$CPPFLAGS
+                         CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
+                         AC_TRY_COMPILE([#include <stdio.h>],
+                                 [printf("Hello")],
+                                 [],
+                                 [cf_have_incdir=yes])
+                         CPPFLAGS=$cf_save_CPPFLAGS
+                       fi
+                 fi
+               fi
+
+               if test "$cf_have_incdir" = no ; then
+                 CF_VERBOSE(adding $cf_add_incdir to include-path)
+                 ifelse($2,,CPPFLAGS,$2)="$ifelse($2,,CPPFLAGS,$2) -I$cf_add_incdir"
+
+                 cf_top_incdir=`echo $cf_add_incdir | sed -e 's%/include/.*$%/include%'`
+                 test "$cf_top_incdir" = "$cf_add_incdir" && break
+                 cf_add_incdir="$cf_top_incdir"
+               else
+                 break
+               fi
+         fi
+       done
+  done
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_ADD_LIBDIR version: 8 updated: 2009/01/18 10:01:08
+dnl -------------
+dnl    Adds to the library-path
+dnl
+dnl    Some machines have trouble with multiple -L options.
+dnl
+dnl $1 is the (list of) directory(s) to add
+dnl $2 is the optional name of the variable to update (default LDFLAGS)
+dnl
+AC_DEFUN([CF_ADD_LIBDIR],
+[
+if test -n "$1" ; then
+  for cf_add_libdir in $1
+  do
+    if test $cf_add_libdir = /usr/lib ; then
+      :
+    elif test -d $cf_add_libdir
+    then
+      cf_have_libdir=no
+      if test -n "$LDFLAGS$LIBS" ; then
+        # a loop is needed to ensure we can add subdirs of existing dirs
+        for cf_test_libdir in $LDFLAGS $LIBS ; do
+          if test ".$cf_test_libdir" = ".-L$cf_add_libdir" ; then
+            cf_have_libdir=yes; break
+          fi
+        done
+      fi
+      if test "$cf_have_libdir" = no ; then
+        CF_VERBOSE(adding $cf_add_libdir to library-path)
+        ifelse($2,,LDFLAGS,$2)="-L$cf_add_libdir $ifelse($2,,LDFLAGS,$2)"
+      fi
+    fi
+  done
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_ADD_SUBDIR_PATH version: 2 updated: 2007/07/29 10:12:59
+dnl ------------------
+dnl Append to a search-list for a nonstandard header/lib-file
+dnl    $1 = the variable to return as result
+dnl    $2 = the package name
+dnl    $3 = the subdirectory, e.g., bin, include or lib
+dnl $4 = the directory under which we will test for subdirectories
+dnl $5 = a directory that we do not want $4 to match
+AC_DEFUN([CF_ADD_SUBDIR_PATH],
+[
+test "$4" != "$5" && \
+test -d "$4" && \
+ifelse([$5],NONE,,[(test $5 = NONE || test -d $5) &&]) {
+       test -n "$verbose" && echo "    ... testing for $3-directories under $4"
+       test -d $4/$3 &&          $1="[$]$1 $4/$3"
+       test -d $4/$3/$2 &&       $1="[$]$1 $4/$3/$2"
+       test -d $4/$3/$2/$3 &&    $1="[$]$1 $4/$3/$2/$3"
+       test -d $4/$2/$3 &&       $1="[$]$1 $4/$2/$3"
+       test -d $4/$2/$3/$2 &&    $1="[$]$1 $4/$2/$3/$2"
+}
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_ANSI_CC_CHECK version: 9 updated: 2001/12/30 17:53:34
@@ -220,7 +341,7 @@ fi
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ANSI_CC_REQD version: 3 updated: 1997/09/06 13:40:44
+dnl CF_ANSI_CC_REQD version: 4 updated: 2008/03/23 14:48:54
 dnl ---------------
 dnl For programs that must use an ANSI compiler, obtain compiler options that
 dnl will make it recognize prototypes.  We'll do preprocessor checks in other
@@ -229,7 +350,7 @@ dnl the preprocessor.
 AC_DEFUN([CF_ANSI_CC_REQD],
 [AC_REQUIRE([CF_ANSI_CC_CHECK])
 if test "$cf_cv_ansi_cc" = "no"; then
-       AC_ERROR(
+       AC_MSG_ERROR(
 [Your compiler does not appear to recognize prototypes.
 You have the following choices:
        a. adjust your compiler options
@@ -238,6 +359,64 @@ You have the following choices:
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_AR_FLAGS version: 4 updated: 2009/02/07 13:42:23
+dnl -----------
+dnl Check for suitable "ar" (archiver) options for updating an archive.
+AC_DEFUN([CF_AR_FLAGS],[
+AC_REQUIRE([CF_PROG_AR])
+
+AC_CACHE_CHECK(for options to update archives, cf_cv_ar_flags,[
+       cf_cv_ar_flags=unknown
+       for cf_ar_flags in -curv curv -crv crv -cqv cqv -rv rv
+       do
+               rm -f conftest.$ac_cv_objext
+               rm -f conftest.a
+
+               cat >conftest.$ac_ext <<EOF
+#line __oline__ "configure"
+int    testdata[[3]] = { 123, 456, 789 };
+EOF
+               if AC_TRY_EVAL(ac_compile) ; then
+                       $AR $cf_ar_flags conftest.a conftest.$ac_cv_objext 2>&AC_FD_CC 1>/dev/null
+                       if test -f conftest.a ; then
+                               cf_cv_ar_flags=$cf_ar_flags
+                               break
+                       fi
+               else
+                       CF_VERBOSE(cannot compile test-program)
+                       break
+               fi
+       done
+       rm -f conftest.a conftest.$ac_ext conftest.$ac_cv_objext
+])
+test -z "$ARFLAGS" && ARFLAGS=$cf_cv_ar_flags
+AC_SUBST(ARFLAGS,$cf_cv_ar_flags)
+])
+dnl ---------------------------------------------------------------------------
+dnl CF_AWK_BIG_PRINTF version: 3 updated: 2008/12/27 12:30:03
+dnl -----------------
+dnl Check if awk can handle big strings using printf.  Some older versions of
+dnl awk choke on large strings passed via "%s".
+dnl
+dnl $1 = desired string size
+dnl $2 = variable to set with result
+AC_DEFUN([CF_AWK_BIG_PRINTF],
+[
+       case x$AWK in #(vi
+       x)
+               eval $2=no
+               ;;
+       *) #(vi
+               if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' \
+                       | $AWK '{ printf "%d\n", length([$]0); }' | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
+                       eval $2=yes
+               else
+                       eval $2=no
+               fi
+               ;;
+       esac
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
 dnl ------------
 dnl Test if 'bool' is a builtin type in the configured C++ compiler.  Some
@@ -521,7 +700,7 @@ AC_MSG_RESULT($cf_cv_cgetent)
 test "$cf_cv_cgetent" = yes && AC_DEFINE(HAVE_BSD_CGETENT)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CHECK_CACHE version: 10 updated: 2004/05/23 13:03:31
+dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
 dnl --------------
 dnl Check if we're accidentally using a cache from a different machine.
 dnl Derive the system name, as a check for reusing the autoconf cache.
@@ -552,17 +731,18 @@ test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name
 
 if test ".$system_name" != ".$cf_cv_system_name" ; then
        AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
-       AC_ERROR("Please remove config.cache and try again.")
+       AC_MSG_ERROR("Please remove config.cache and try again.")
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CHECK_ERRNO version: 9 updated: 2001/12/30 18:03:23
+dnl CF_CHECK_ERRNO version: 10 updated: 2008/08/22 16:33:22
 dnl --------------
 dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
 dnl the 'errno' variable.  Define a DECL_xxx symbol if we must declare it
 dnl ourselves.
 dnl
 dnl $1 = the name to check
+dnl $2 = the assumed type
 AC_DEFUN([CF_CHECK_ERRNO],
 [
 AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
@@ -573,7 +753,7 @@ AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
 #include <stdio.h>
 #include <sys/types.h>
 #include <errno.h> ],
-    [long x = (long) $1],
+    ifelse($2,,int,$2) x = (ifelse($2,,int,$2)) $1,
     [cf_cv_dcl_$1=yes],
     [cf_cv_dcl_$1=no])
 ])
@@ -584,7 +764,7 @@ if test "$cf_cv_dcl_$1" = no ; then
 fi
 
 # It's possible (for near-UNIX clones) that the data doesn't exist
-CF_CHECK_EXTERN_DATA($1,int)
+CF_CHECK_EXTERN_DATA($1,ifelse($2,,int,$2))
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
@@ -612,6 +792,50 @@ fi
 
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_CHECK_GPM_WGETCH version: 1 updated: 2007/04/28 14:38:06
+dnl -------------------
+dnl Check if GPM is already linked with curses.  If so - and if the linkage
+dnl is not "weak" - warn about this because it can create problems linking
+dnl applications with ncurses.
+AC_DEFUN([CF_CHECK_GPM_WGETCH],[
+AC_CHECK_LIB(gpm,Gpm_Wgetch,[
+
+AC_CACHE_CHECK(if GPM is weakly bound to curses library, cf_cv_check_gpm_wgetch,[
+cf_cv_check_gpm_wgetch=unknown
+if test "$cross_compiling" != yes ; then
+
+cat >conftest.$ac_ext <<CF_EOF
+#include <gpm.h>
+int main()
+{
+       Gpm_Wgetch();
+       ${cf_cv_main_return:-return}(0);
+}
+CF_EOF
+
+       cf_save_LIBS="$LIBS"
+       # This only works if we can look at the symbol table.  If a shared
+       # library is stripped for install, we cannot use that.  So we're forced
+       # to rely on the static library, noting that some packagers may not
+       # include it.
+       LIBS="-static -lgpm -dynamic $LIBS"
+       if AC_TRY_EVAL(ac_compile) ; then
+               if AC_TRY_EVAL(ac_link) ; then
+                       cf_cv_check_gpm_wgetch=`nm conftest$ac_exeext | egrep '\<wgetch\>' | egrep '\<[[vVwW]]\>'`
+                       test -n "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=yes
+                       test -z "$cf_cv_check_gpm_wgetch" && cf_cv_check_gpm_wgetch=no
+               fi
+       fi
+       rm -f conftest*
+       LIBS="$cf_save_LIBS"
+fi
+])
+
+if test "$cf_cv_check_gpm_wgetch" != yes ; then
+       AC_MSG_WARN(GPM library is already linked with curses - read the FAQ)
+fi
+])])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_CPP_PARAM_INIT version: 4 updated: 2001/04/07 22:31:18
 dnl -----------------
 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
@@ -703,82 +927,36 @@ fi
 test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CPP_VSCAN_FUNC version: 5 updated: 2001/12/02 01:39:28
-dnl -----------------
-dnl Check if the g++ compiler supports vscan function (not a standard feature).
-AC_DEFUN([CF_CPP_VSCAN_FUNC],
-[
-if test -n "$CXX"; then
-
-AC_LANG_SAVE
-AC_LANG_CPLUSPLUS
-AC_CHECK_HEADERS(strstream.h)
-
-AC_CACHE_CHECK(if $CXX supports vscan function,cf_cv_cpp_vscan_func,[
-       for cf_vscan_func in strstream strstream_cast stdio
-       do
-       case $cf_vscan_func in #(vi
-       stdio)          cf_vscan_defs=USE_STDIO_VSCAN ;; #(vi
-       strstream)      cf_vscan_defs=USE_STRSTREAM_VSCAN ;;
-       strstream_cast) cf_vscan_defs=USE_STRSTREAM_VSCAN_CAST ;;
-       esac
-       AC_TRY_LINK([
-#include <stdio.h>
-#include <stdarg.h>
-#define $cf_vscan_defs 1
-#if defined(USE_STDIO_VSCAN)
-#elif defined(HAVE_STRSTREAM_H) && defined(USE_STRSTREAM_VSCAN)
-#include <strstream.h>
-#endif
-
-int scanw(const char* fmt, ...)
-{
-    int result = -1;
-    char buf[BUFSIZ];
-
-    va_list args;
-    va_start(args, fmt);
-#if defined(USE_STDIO_VSCAN)
-    if (::vsscanf(buf, fmt, args) != -1)
-       result = 0;
-#elif defined(USE_STRSTREAM_VSCAN)
-    strstreambuf ss(buf, sizeof(buf));
-    if (ss.vscan(fmt, args) != -1)
-       result = 0;
-#elif defined(USE_STRSTREAM_VSCAN_CAST)
-    strstreambuf ss(buf, sizeof(buf));
-    if (ss.vscan(fmt, (_IO_va_list)args) != -1)
-       result = 0;
-#else
-#error case $cf_vscan_func failed
-#endif
-    va_end(args);
-    return result;
-}
-],[int tmp, foo = scanw("%d", &tmp)],
-       [cf_cv_cpp_vscan_func=$cf_vscan_func; break],
-       [cf_cv_cpp_vscan_func=no])
-       test "$cf_cv_cpp_vscan_func" != no && break
-       done
-])
-
-AC_LANG_RESTORE
+dnl CF_C_INLINE version: 2 updated: 2007/08/11 14:09:50
+dnl -----------
+dnl Check if the C compiler supports "inline".
+dnl $1 is the name of a shell variable to set if inline is supported
+dnl $2 is the threshold for gcc 4.x's option controlling maximum inline size
+AC_DEFUN([CF_C_INLINE],[
+AC_C_INLINE
+$1=
+if test "$ac_cv_c_inline" != no ; then
+  $1=inline
+  if test "$INTEL_COMPILER" = yes
+  then
+    :
+  elif test "$GCC" = yes
+  then
+    AC_CACHE_CHECK(if gcc supports options to tune inlining,cf_cv_gcc_inline,[
+      cf_save_CFLAGS=$CFLAGS
+      CFLAGS="$CFLAGS --param max-inline-insns-single=$2"
+      AC_TRY_COMPILE([inline int foo(void) { return 1; }],
+      [${cf_cv_main_return:-return} foo()],
+      [cf_cv_gcc_inline=yes],
+      [cf_cv_gcc_inline=no])
+      CFLAGS=$cf_save_CFLAGS
+    ])
+    if test "$cf_cv_gcc_inline" = yes ; then
+        CF_ADD_CFLAGS([--param max-inline-insns-single=$2])
+    fi
+  fi
 fi
-
-case $cf_cv_cpp_vscan_func in #(vi
-stdio) #(vi
-       AC_DEFINE(CPP_HAS_VSCAN_FUNC)
-       AC_DEFINE(USE_STDIO_VSCAN)
-       ;;
-strstream)
-       AC_DEFINE(CPP_HAS_VSCAN_FUNC)
-       AC_DEFINE(USE_STRSTREAM_VSCAN)
-       ;;
-strstream_cast)
-       AC_DEFINE(CPP_HAS_VSCAN_FUNC)
-       AC_DEFINE(USE_STRSTREAM_VSCAN_CAST)
-       ;;
-esac
+AC_SUBST($1)
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
@@ -829,6 +1007,20 @@ if test "$with_no_leaks" = yes ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_ENABLE_RPATH version: 1 updated: 2008/09/13 10:22:30
+dnl ---------------
+dnl Check if the rpath option should be used, setting cache variable
+dnl cf_cv_ld_rpath if so.
+AC_DEFUN([CF_ENABLE_RPATH],
+[
+AC_MSG_CHECKING(if rpath option should be used)
+AC_ARG_ENABLE(rpath,
+[  --enable-rpath          use rpath option when generating shared libraries],
+[cf_cv_ld_rpath=$enableval],
+[cf_cv_ld_rpath=no])
+AC_MSG_RESULT($cf_cv_ld_rpath)
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
 dnl --------
 dnl Check if 'errno' is declared in <errno.h>
@@ -867,6 +1059,119 @@ AC_MSG_RESULT($cf_result)
 CXXFLAGS="$cf_save_CXXFLAGS"
 ])
 dnl ---------------------------------------------------------------------------
+dnl CF_FIND_LINKAGE version: 13 updated: 2008/12/24 07:59:55
+dnl ---------------
+dnl Find a library (specifically the linkage used in the code fragment),
+dnl searching for it if it is not already in the library path.
+dnl See also CF_ADD_SEARCHPATH.
+dnl
+dnl Parameters (4-on are optional):
+dnl     $1 = headers for library entrypoint
+dnl     $2 = code fragment for library entrypoint
+dnl     $3 = the library name without the "-l" option or ".so" suffix.
+dnl     $4 = action to perform if successful (default: update CPPFLAGS, etc)
+dnl     $5 = action to perform if not successful
+dnl     $6 = module name, if not the same as the library name
+dnl     $7 = extra libraries
+dnl
+dnl Sets these variables:
+dnl     $cf_cv_find_linkage_$3 - yes/no according to whether linkage is found
+dnl     $cf_cv_header_path_$3 - include-directory if needed
+dnl     $cf_cv_library_path_$3 - library-directory if needed
+dnl     $cf_cv_library_file_$3 - library-file if needed, e.g., -l$3
+AC_DEFUN([CF_FIND_LINKAGE],[
+
+# 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_$3=
+cf_cv_library_path_$3=
+
+CF_MSG_LOG([Starting [FIND_LINKAGE]($3,$6)])
+
+AC_TRY_LINK([$1],[$2],
+    cf_cv_find_linkage_$3=yes,[
+    cf_cv_find_linkage_$3=no
+
+    CF_VERBOSE(find linkage for $3 library)
+    CF_MSG_LOG([Searching for headers in [FIND_LINKAGE]($3,$6)])
+
+    cf_save_CPPFLAGS="$CPPFLAGS"
+    cf_test_CPPFLAGS="$CPPFLAGS"
+
+    CF_HEADER_PATH(cf_search,ifelse([$6],,[$3],[$6]))
+    for cf_cv_header_path_$3 in $cf_search
+    do
+      if test -d $cf_cv_header_path_$3 ; then
+        CF_VERBOSE(... testing $cf_cv_header_path_$3)
+        CPPFLAGS="$cf_save_CPPFLAGS -I$cf_cv_header_path_$3"
+        AC_TRY_COMPILE([$1],[$2],[
+            CF_VERBOSE(... found $3 headers in $cf_cv_header_path_$3)
+            cf_cv_find_linkage_$3=maybe
+            cf_test_CPPFLAGS="$CPPFLAGS"
+            break],[
+            CPPFLAGS="$cf_save_CPPFLAGS"
+            ])
+      fi
+    done
+
+    if test "$cf_cv_find_linkage_$3" = maybe ; then
+
+      CF_MSG_LOG([Searching for $3 library in [FIND_LINKAGE]($3,$6)])
+
+      cf_save_LIBS="$LIBS"
+      cf_save_LDFLAGS="$LDFLAGS"
+
+      ifelse([$6],,,[
+        CPPFLAGS="$cf_test_CPPFLAGS"
+        LIBS="-l$3 $7 $cf_save_LIBS"
+        AC_TRY_LINK([$1],[$2],[
+            CF_VERBOSE(... found $3 library in system)
+            cf_cv_find_linkage_$3=yes])
+            CPPFLAGS="$cf_save_CPPFLAGS"
+            LIBS="$cf_save_LIBS"
+            ])
+
+      if test "$cf_cv_find_linkage_$3" != yes ; then
+        CF_LIBRARY_PATH(cf_search,$3)
+        for cf_cv_library_path_$3 in $cf_search
+        do
+          if test -d $cf_cv_library_path_$3 ; then
+            CF_VERBOSE(... testing $cf_cv_library_path_$3)
+            CPPFLAGS="$cf_test_CPPFLAGS"
+            LIBS="-l$3 $7 $cf_save_LIBS"
+            LDFLAGS="$cf_save_LDFLAGS -L$cf_cv_library_path_$3"
+            AC_TRY_LINK([$1],[$2],[
+                CF_VERBOSE(... found $3 library in $cf_cv_library_path_$3)
+                cf_cv_find_linkage_$3=yes
+                cf_cv_library_file_$3="-l$3"
+                break],[
+                CPPFLAGS="$cf_save_CPPFLAGS"
+                LIBS="$cf_save_LIBS"
+                LDFLAGS="$cf_save_LDFLAGS"
+                ])
+          fi
+        done
+        LIBS="$cf_save_LIBS"
+        CPPFLAGS="$cf_save_CPPFLAGS"
+        LDFLAGS="$cf_save_LDFLAGS"
+      fi
+
+    else
+      cf_cv_find_linkage_$3=no
+    fi
+    ],$7)
+
+if test "$cf_cv_find_linkage_$3" = yes ; then
+ifelse([$4],,[
+  CF_ADD_INCDIR($cf_cv_header_path_$3)
+  CF_ADD_LIBDIR($cf_cv_library_path_$3)
+  LIBS="-l$3 $LIBS"
+],[$4])
+else
+ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_FUNC_DLSYM version: 1 updated: 2004/06/16 20:52:45
 dnl -------------
 dnl Test for dlsym() and related functions, as well as libdl.
@@ -967,6 +1272,34 @@ int main() {
 test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP)
 ])
 dnl ---------------------------------------------------------------------------
+dnl CF_FUNC_OPENPTY version: 2 updated: 2008/04/12 19:49:01
+dnl ---------------
+dnl Check for openpty() function, along with <pty.h> header.  It may need the
+dnl "util" library as well.
+AC_DEFUN([CF_FUNC_OPENPTY],
+[
+AC_CHECK_LIB(util,openpty,cf_cv_lib_util=yes,cf_cv_lib_util=no)
+AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
+    cf_save_LIBS="$LIBS"
+    test $cf_cv_lib_util = yes && LIBS="-lutil $LIBS"
+    for cf_header in pty.h libutil.h util.h
+    do
+    AC_TRY_LINK([
+#include <$cf_header>
+],[
+    int x = openpty((int *)0, (int *)0, (char *)0,
+                   (struct termios *)0, (struct winsize *)0);
+],[
+        cf_cv_func_openpty=$cf_header
+        break
+],[
+        cf_cv_func_openpty=no
+])
+    done
+    LIBS="$cf_save_LIBS"
+])
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_FUNC_POLL version: 4 updated: 2006/12/16 12:33:30
 dnl ------------
 dnl See if the poll function really works.  Some platforms have poll(), but
@@ -1070,7 +1403,7 @@ esac
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GCC_ATTRIBUTES version: 10 updated: 2005/05/28 13:16:28
+dnl CF_GCC_ATTRIBUTES version: 13 updated: 2009/08/11 20:19:56
 dnl -----------------
 dnl Test for availability of useful gcc __attribute__ directives to quiet
 dnl compiler warnings.  Though useful, not all are supported -- and contrary
@@ -1097,7 +1430,7 @@ if test "$GCC" = yes
 then
        AC_CHECKING([for $CC __attribute__ directives])
 cat > conftest.$ac_ext <<EOF
-#line __oline__ "configure"
+#line __oline__ "${as_me-configure}"
 #include "confdefs.h"
 #include "conftest.h"
 #include "conftest.i"
@@ -1116,26 +1449,61 @@ extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
 extern void foo(void) GCC_NORETURN;
 int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
 EOF
+       cf_printf_attribute=no
+       cf_scanf_attribute=no
        for cf_attribute in scanf printf unused noreturn
        do
                CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
                cf_directive="__attribute__(($cf_attribute))"
                echo "checking for $CC $cf_directive" 1>&AC_FD_CC
-               case $cf_attribute in
-               scanf|printf)
-               cat >conftest.h <<EOF
+
+               case $cf_attribute in #(vi
+               printf) #(vi
+                       cf_printf_attribute=yes
+                       cat >conftest.h <<EOF
 #define GCC_$cf_ATTRIBUTE 1
 EOF
                        ;;
-               *)
-               cat >conftest.h <<EOF
+               scanf) #(vi
+                       cf_scanf_attribute=yes
+                       cat >conftest.h <<EOF
+#define GCC_$cf_ATTRIBUTE 1
+EOF
+                       ;;
+               *) #(vi
+                       cat >conftest.h <<EOF
 #define GCC_$cf_ATTRIBUTE $cf_directive
 EOF
                        ;;
                esac
+
                if AC_TRY_EVAL(ac_compile); then
                        test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
                        cat conftest.h >>confdefs.h
+                       case $cf_attribute in #(vi
+                       printf) #(vi
+                               if test "$cf_printf_attribute" = no ; then
+                                       cat >>confdefs.h <<EOF
+#define GCC_PRINTFLIKE(fmt,var) /* nothing */
+EOF
+                               else
+                                       cat >>confdefs.h <<EOF
+#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
+EOF
+                               fi
+                               ;;
+                       scanf) #(vi
+                               if test "$cf_scanf_attribute" = no ; then
+                                       cat >>confdefs.h <<EOF
+#define GCC_SCANFLIKE(fmt,var) /* nothing */
+EOF
+                               else
+                                       cat >>confdefs.h <<EOF
+#define GCC_SCANFLIKE(fmt,var)  __attribute__((format(scanf,fmt,var)))
+EOF
+                               fi
+                               ;;
+                       esac
                fi
        done
 else
@@ -1159,7 +1527,7 @@ if test "$GCC" = yes ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GCC_WARNINGS version: 20 updated: 2005/08/06 18:37:29
+dnl CF_GCC_WARNINGS version: 24 updated: 2009/02/01 15:21:00
 dnl ---------------
 dnl Check if the compiler supports useful warning options.  There's a few that
 dnl we don't use, simply because they're too noisy:
@@ -1184,7 +1552,7 @@ AC_REQUIRE([CF_GCC_VERSION])
 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
 
 cat > conftest.$ac_ext <<EOF
-#line __oline__ "configure"
+#line __oline__ "${as_me-configure}"
 int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
 EOF
 
@@ -1192,7 +1560,6 @@ if test "$INTEL_COMPILER" = yes
 then
 # The "-wdXXX" options suppress warnings:
 # remark #1419: external declaration in primary source file
-# remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
 # remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
 # remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
 # remark #193: zero used for undefined preprocessing identifier
@@ -1200,19 +1567,18 @@ then
 # remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
 # remark #869: parameter "tw" was never referenced
 # remark #981: operands are evaluated in unspecified order
-# warning #269: invalid format string conversion
+# warning #279: controlling expression is constant
 
        AC_CHECKING([for $CC warning options])
        cf_save_CFLAGS="$CFLAGS"
        EXTRA_CFLAGS="-Wall"
-       for cf_opt in $1 \
+       for cf_opt in \
                wd1419 \
-               wd1682 \
                wd1683 \
                wd1684 \
                wd193 \
-               wd279 \
                wd593 \
+               wd279 \
                wd810 \
                wd869 \
                wd981
@@ -1254,7 +1620,7 @@ then
                                ;;
                        Winline) #(vi
                                case $GCC_VERSION in
-                               3.3*)
+                               [[34]].*)
                                        CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
                                        continue;;
                                esac
@@ -1387,7 +1753,7 @@ make an error
 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GPP_LIBRARY version: 8 updated: 2003/02/02 01:41:46
+dnl CF_GPP_LIBRARY version: 9 updated: 2009/12/19 13:46:49
 dnl --------------
 dnl If we're trying to use g++, test if libg++ is installed (a rather common
 dnl problem :-).  If we have the compiler but no library, we'll be able to
@@ -1406,7 +1772,7 @@ esac
 if test "$GXX" = yes; then
        AC_MSG_CHECKING([for lib$cf_gpp_libname])
        cf_save="$LIBS"
-       LIBS="$LIBS -l$cf_gpp_libname"
+       LIBS="-l$cf_gpp_libname $LIBS"
        AC_TRY_LINK([
 #include <$cf_gpp_libname/builtin.h>
        ],
@@ -1561,11 +1927,24 @@ AC_LANG_RESTORE
 AC_SUBST(EXTRA_CXXFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_HASHED_DB version: 1 updated: 2006/08/19 09:16:14
+dnl CF_HASHED_DB version: 3 updated: 2007/11/24 17:43:37
 dnl ------------
 dnl Look for an instance of the Berkeley hashed database.
+dnl
+dnl $1 = optional parameter, to specify install-prefix for the database.
 AC_DEFUN([CF_HASHED_DB],
 [
+ifelse([$1],,,[
+case $1 in #(vi
+yes|*able*) #(vi
+    ;;
+*)
+    if test -d "$1" ; then
+        CF_ADD_INCDIR($1/include)
+        CF_ADD_LIBDIR($1/lib)
+    fi
+esac
+])
 AC_CHECK_HEADER(db.h,[
 CF_HASHED_DB_VERSION
 if test "$cf_cv_hashed_db_version" = unknown ; then
@@ -1583,7 +1962,7 @@ fi
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_HASHED_DB_LIBS version: 6 updated: 2006/12/16 12:33:30
+dnl CF_HASHED_DB_LIBS version: 8 updated: 2008/08/04 06:18:06
 dnl -----------------
 dnl Given that we have the header and version for hashed database, find the
 dnl library information.
@@ -1591,7 +1970,7 @@ AC_DEFUN([CF_HASHED_DB_LIBS],
 [
 AC_CACHE_CHECK(for db libraries, cf_cv_hashed_db_libs,[
 cf_cv_hashed_db_libs=unknown
-for cf_db_libs in db$cf_cv_hashed_db_version db ''
+for cf_db_libs in "" db$cf_cv_hashed_db_version db-$cf_cv_hashed_db_version db ''
 do
        cf_save_libs="$LIBS"
        if test -n "$cf_db_libs"; then
@@ -1655,7 +2034,7 @@ done
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_HASHED_DB_VERSION version: 2 updated: 2006/08/19 15:12:49
+dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
 dnl --------------------
 dnl Given that we have the header file for hashed database, find the version
 dnl information.
@@ -1664,7 +2043,7 @@ AC_DEFUN([CF_HASHED_DB_VERSION],
 AC_CACHE_CHECK(for version of db, cf_cv_hashed_db_version,[
 cf_cv_hashed_db_version=unknown
 
-for cf_db_version in 1 2 3 4
+for cf_db_version in 1 2 3 4 5
 do
        CF_MSG_LOG(checking for db version $cf_db_version)
        AC_TRY_COMPILE([
@@ -1693,6 +2072,48 @@ done
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_HEADER_PATH version: 9 updated: 2008/12/07 19:38:31
+dnl --------------
+dnl Construct a search-list of directories for a nonstandard header-file
+dnl
+dnl Parameters
+dnl    $1 = the variable to return as result
+dnl    $2 = the package name
+AC_DEFUN([CF_HEADER_PATH],
+[
+cf_header_path_list=""
+if test -n "${CFLAGS}${CPPFLAGS}" ; then
+       for cf_header_path in $CPPFLAGS $CFLAGS
+       do
+               case $cf_header_path in #(vi
+               -I*)
+                       cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
+                       CF_ADD_SUBDIR_PATH($1,$2,include,$cf_header_path,NONE)
+                       cf_header_path_list="$cf_header_path_list [$]$1"
+                       ;;
+               esac
+       done
+fi
+
+CF_SUBDIR_PATH($1,$2,include)
+
+test "$includedir" != NONE && \
+test "$includedir" != "/usr/include" && \
+test -d "$includedir" && {
+       test -d $includedir &&    $1="[$]$1 $includedir"
+       test -d $includedir/$2 && $1="[$]$1 $includedir/$2"
+}
+
+test "$oldincludedir" != NONE && \
+test "$oldincludedir" != "/usr/include" && \
+test -d "$oldincludedir" && {
+       test -d $oldincludedir    && $1="[$]$1 $oldincludedir"
+       test -d $oldincludedir/$2 && $1="[$]$1 $oldincludedir/$2"
+}
+
+$1="$cf_header_path_list [$]$1"
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
 dnl ---------------
 dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
@@ -1700,7 +2121,7 @@ AC_DEFUN([CF_HELP_MESSAGE],
 [AC_DIVERT_HELP([$1])dnl
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_INCLUDE_DIRS version: 5 updated: 2006/10/14 15:23:15
+dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
 dnl ---------------
 dnl Construct the list of include-options according to whether we're building
 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
@@ -1708,9 +2129,9 @@ dnl with gcc, don't append the includedir if it happens to be /usr/include,
 dnl since that usually breaks gcc's shadow-includes.
 AC_DEFUN([CF_INCLUDE_DIRS],
 [
-CPPFLAGS="-I. -I../include $CPPFLAGS"
+CPPFLAGS="$CPPFLAGS -I. -I../include"
 if test "$srcdir" != "."; then
-       CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
 fi
 if test "$GCC" != yes; then
        CPPFLAGS="$CPPFLAGS -I\${includedir}"
@@ -1778,7 +2199,7 @@ AC_MSG_RESULT($cf_cv_have_isascii)
 test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LARGEFILE version: 6 updated: 2006/09/23 19:07:52
+dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
 dnl ------------
 dnl Add checks for large file support.
 AC_DEFUN([CF_LARGEFILE],[
@@ -1796,6 +2217,7 @@ ifdef([AC_FUNC_FSEEKO],[
        # the config.h
        test "$ac_cv_sys_large_files"      != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
        test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
+       test "$ac_cv_sys_file_offset_bits" != no && CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=$ac_cv_sys_file_offset_bits "
 
        AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
                AC_TRY_COMPILE([
@@ -1816,47 +2238,106 @@ ifdef([AC_FUNC_FSEEKO],[
 ])
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_LIBUTF8 version: 2 updated: 2002/01/19 22:51:32
-dnl ----------
-dnl Check for libutf8
-AC_DEFUN([CF_LIBUTF8],
-[
-AC_CACHE_CHECK(for putwc in libutf8,cf_cv_libutf8,[
-       cf_save_LIBS="$LIBS"
-       LIBS="-lutf8 $LIBS"
-AC_TRY_LINK([
-#include <libutf8.h>],[putwc(0,0);],
-       [cf_cv_libutf8=yes],
-       [cf_cv_libutf8=no])
-       LIBS="$cf_save_LIBS"
-])
+dnl CF_LDFLAGS_STATIC version: 7 updated: 2009/04/04 18:31:04
+dnl -----------------
+dnl Check for compiler/linker flags used to temporarily force usage of static
+dnl libraries.  This depends on the compiler and platform.  Use this to help
+dnl ensure that the linker picks up a given library based on its position in
+dnl the list of linker options and libraries.
+AC_DEFUN([CF_LDFLAGS_STATIC],[
 
-if test "$cf_cv_libutf8" = yes ; then
-       AC_DEFINE(HAVE_LIBUTF8_H)
-       LIBS="-lutf8 $LIBS"
+if test "$GCC" = yes ; then
+       case $cf_cv_system_name in #(
+       OS/2*|os2*|aix[[4]]*|solaris2.1[[0-9]]|darwin*)         #( vi
+               LDFLAGS_STATIC=
+               LDFLAGS_SHARED=
+               ;;
+    *)         #( normally, except when broken
+        LDFLAGS_STATIC=-static
+        LDFLAGS_SHARED=-dynamic
+        ;;
+    esac
+else
+       case $cf_cv_system_name in #(
+       aix[[456]]*)    #( from ld manpage
+               LDFLAGS_STATIC=-bstatic
+               LDFLAGS_SHARED=-bdynamic
+               ;;
+       hpux*)          #( from ld manpage for hpux10.20, hpux11.11
+               # We could also use just "archive" and "shared".
+               LDFLAGS_STATIC=-Wl,-a,archive_shared
+               LDFLAGS_SHARED=-Wl,-a,shared_archive
+               ;;
+       irix*)          #( from ld manpage IRIX64
+               LDFLAGS_STATIC=-Bstatic
+               LDFLAGS_SHARED=-Bdynamic
+               ;;
+       osf[[45]]*)     #( from ld manpage osf4.0d, osf5.1
+               # alternative "-oldstyle_liblookup" (not in cc manpage)
+               LDFLAGS_STATIC=-noso
+               LDFLAGS_SHARED=-so_archive
+               ;;
+       solaris2*)
+               LDFLAGS_STATIC=-Bstatic
+               LDFLAGS_SHARED=-Bdynamic
+               ;;
+       esac
+fi
+
+AC_SUBST(LDFLAGS_STATIC)
+AC_SUBST(LDFLAGS_SHARED)
+])
+dnl ---------------------------------------------------------------------------
+dnl CF_LIBRARY_PATH version: 8 updated: 2008/12/07 19:38:31
+dnl ---------------
+dnl Construct a search-list of directories for a nonstandard library-file
+dnl
+dnl Parameters
+dnl    $1 = the variable to return as result
+dnl    $2 = the package name
+AC_DEFUN([CF_LIBRARY_PATH],
+[
+cf_library_path_list=""
+if test -n "${LDFLAGS}${LIBS}" ; then
+       for cf_library_path in $LDFLAGS $LIBS
+       do
+               case $cf_library_path in #(vi
+               -L*)
+                       cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
+                       CF_ADD_SUBDIR_PATH($1,$2,lib,$cf_library_path,NONE)
+                       cf_library_path_list="$cf_library_path_list [$]$1"
+                       ;;
+               esac
+       done
 fi
+
+CF_SUBDIR_PATH($1,$2,lib)
+
+$1="$cf_library_path_list [$]$1"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LIB_PREFIX version: 7 updated: 2001/01/12 01:23:48
+dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
 dnl -------------
 dnl Compute the library-prefix for the given host system
 dnl $1 = variable to set
 AC_DEFUN([CF_LIB_PREFIX],
 [
-       case $cf_cv_system_name in
-       OS/2*)  LIB_PREFIX=''     ;;
-       os2*)   LIB_PREFIX=''     ;;
-       *)      LIB_PREFIX='lib'  ;;
+       case $cf_cv_system_name in #(vi
+       OS/2*|os2*) #(vi
+        LIB_PREFIX=''
+        ;;
+       *)      LIB_PREFIX='lib'
+        ;;
        esac
 ifelse($1,,,[$1=$LIB_PREFIX])
        AC_SUBST(LIB_PREFIX)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LIB_RULES version: 40 updated: 2006/10/14 15:23:15
+dnl CF_LIB_RULES version: 55 updated: 2008/12/13 16:17:38
 dnl ------------
 dnl Append definitions and rules for the given models to the subdirectory
 dnl Makefiles, and the recursion rule for the top-level Makefile.  If the
-dnl subdirectory is a library-source directory, modify the LIBRARIES list in
+dnl subdirectory is a library-source directory, modify the LIBS_TO_MAKE list in
 dnl the corresponding makefile to list the models that we'll generate.
 dnl
 dnl For shared libraries, make a list of symbolic links to construct when
@@ -1869,18 +2350,23 @@ AC_DEFUN([CF_LIB_RULES],
 [
 CF_LIB_PREFIX(cf_prefix)
 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
+
+if test $cf_cv_shlib_version = cygdll ; then
+       TINFO_NAME=$TINFO_ARG_SUFFIX
+       TINFO_SUFFIX=.dll
+fi
+
 for cf_dir in $SRC_SUBDIRS
 do
        if test ! -d $srcdir/$cf_dir ; then
                continue
        elif test -f $srcdir/$cf_dir/modules; then
 
-               IMPORT_LIB=
                SHARED_LIB=
                LIBS_TO_MAKE=
                for cf_item in $cf_LIST_MODELS
                do
-                       CF_LIB_SUFFIX($cf_item,cf_suffix)
+                       CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
                        if test $cf_item = shared ; then
                        if test "$cf_cv_do_symlinks" = yes ; then
                                case "$cf_cv_shlib_version" in #(vi
@@ -1922,9 +2408,8 @@ do
                        # use autodetected ${cf_prefix} for import lib and static lib, but
                        # use 'cyg' prefix for shared lib.
                        if test $cf_cv_shlib_version = cygdll ; then
-                               SHARED_LIB="cyg${cf_dir}\${ABI_VERSION}.dll"
-                               IMPORT_LIB="${cf_prefix}${cf_dir}.dll.a"
-                               LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/\${SHARED_LIB} ../lib/\${IMPORT_LIB}"
+                               cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
+                               LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/cyg${cf_dir}${cf_cygsuf}"
                                continue
                        fi
                        fi
@@ -1933,17 +2418,38 @@ do
 
                if test $cf_dir = ncurses ; then
                        cf_subsets="$LIB_SUBSETS"
-                       cf_termlib=`echo "$cf_subsets" |sed -e 's/ .*$//'`
-                       if test "$cf_termlib" != "$cf_subsets" ; then
-                               cf_item=`echo $LIBS_TO_MAKE |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
-                               LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE"
-                       fi
+                       cf_r_parts="$cf_subsets"
+                       cf_liblist="$LIBS_TO_MAKE"
+
+                       while test -n "$cf_r_parts"
+                       do
+                               cf_l_parts=`echo "$cf_r_parts" |sed -e 's/ .*$//'`
+                               cf_r_parts=`echo "$cf_r_parts" |sed -e 's/^[[^ ]]* //'`
+                               if test "$cf_l_parts" != "$cf_r_parts" ; then
+                                       cf_item=
+                                       case $cf_l_parts in #(vi
+                                       *termlib*) #(vi
+                                               cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
+                                               ;;
+                                       *ticlib*)
+                                               cf_item=`echo $cf_liblist |sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TICS_LIB_SUFFIX}%g`
+                                               ;;
+                                       *)
+                                               break
+                                               ;;
+                                       esac
+                                       if test -n "$cf_item"; then
+                                               LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE"
+                                       fi
+                               else
+                                       break
+                               fi
+                       done
                else
                        cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
                fi
 
                sed -e "s%@LIBS_TO_MAKE@%$LIBS_TO_MAKE%" \
-                   -e "s%@IMPORT_LIB@%$IMPORT_LIB%" \
                    -e "s%@SHARED_LIB@%$SHARED_LIB%" \
                        $cf_dir/Makefile >$cf_dir/Makefile.out
                mv $cf_dir/Makefile.out $cf_dir/Makefile
@@ -1959,7 +2465,7 @@ do
                        do
                        echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
                        CF_UPPER(cf_ITEM,$cf_item)
-                       CF_LIB_SUFFIX($cf_item,cf_suffix)
+                       CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
                        CF_OBJ_SUBDIR($cf_item,cf_subdir)
 
                        # Test for case where we build libtinfo with a different name.
@@ -1967,15 +2473,21 @@ do
                        if test $cf_dir = ncurses ; then
                                case $cf_subset in
                                *base*)
+                                       cf_libname=${cf_libname}$LIB_SUFFIX
                                        ;;
-                               termlib*)
+                               *termlib*)
                                        cf_libname=$TINFO_LIB_SUFFIX
-                                       if test -n "${DFT_ARG_SUFFIX}" ; then
-                                               # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
-                                               cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
-                                       fi
-                               ;;
+                                       ;;
+                               ticlib*)
+                                       cf_libname=$TICS_LIB_SUFFIX
+                                       ;;
                                esac
+                       else
+                               cf_libname=${cf_libname}$LIB_SUFFIX
+                       fi
+                       if test -n "${DFT_ARG_SUFFIX}" ; then
+                               # undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
+                               cf_suffix=`echo $cf_suffix |sed -e "s%^${LIB_SUFFIX}%%"`
                        fi
 
                        # These dependencies really are for development, not
@@ -2015,8 +2527,11 @@ do
                                prefix=$cf_prefix \
                                suffix=$cf_suffix \
                                subset=$cf_subset \
+                               TermlibRoot=$TINFO_NAME \
+                               TermlibSuffix=$TINFO_SUFFIX \
                                ShlibVer=$cf_cv_shlib_version \
                                ShlibVerInfix=$cf_cv_shlib_version_infix \
+                               ReLink=${cf_cv_do_relink-no} \
                                DoLinks=$cf_cv_do_symlinks \
                                rmSoLocs=$cf_cv_rm_so_locs \
                                ldconfig="$LDCONFIG" \
@@ -2103,21 +2618,31 @@ done
 
 cat >> Makefile <<CF_EOF
 
-install.data \\
-uninstall.data ::
+install.libs uninstall.libs \\
+install.data uninstall.data ::
 $MAKE_TERMINFO cd misc && \${MAKE} \${CF_MFLAGS} \[$]@
+CF_EOF
+
+if test "x$cf_with_manpages" = xyes; then
+cat >> Makefile <<CF_EOF
 
 install.man \\
 uninstall.man ::
        cd man && \${MAKE} \${CF_MFLAGS} \[$]@
+CF_EOF
+fi
+
+cat >> Makefile <<CF_EOF
 
 distclean ::
        rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
-       rm -f headers.sh headers.sed
+       rm -f headers.sh headers.sed mk_shared_lib.sh
+       rm -f edit_man.* man_alias.*
        rm -rf \${DIRS_TO_MAKE}
 CF_EOF
 
 # Special case: tack's manpage lives in its own directory.
+if test "x$cf_with_manpages" = xyes; then
 if test -d tack ; then
 if test -f $srcdir/$tack.h; then
 cat >> Makefile <<CF_EOF
@@ -2128,6 +2653,7 @@ uninstall.man ::
 CF_EOF
 fi
 fi
+fi
 
 dnl If we're installing into a subdirectory of /usr/include, etc., we should
 dnl prepend the subdirectory's name to the "#include" paths.  It won't hurt
@@ -2224,41 +2750,10 @@ do
        fi
 
        if test -f $srcdir/$cf_dir/headers; then
-       cat >>$cf_dir/Makefile <<CF_EOF
-\${DESTDIR}\${includedir} :
-       sh \${srcdir}/../mkinstalldirs \[$]@
-
-install \\
-install.libs \\
-install.includes :: \${AUTO_SRC} \${DESTDIR}\${includedir} \\
-CF_EOF
-               j=""
-               for i in `cat $srcdir/$cf_dir/headers |fgrep -v "#"`
-               do
-                       test -n "$j" && echo "          $j \\" >>$cf_dir/Makefile
-                       j=$i
-               done
-
-               echo "          $j" >>$cf_dir/Makefile
-
-               for i in `cat $srcdir/$cf_dir/headers |fgrep -v "#"`
-               do
-                       echo "  @ (cd \${DESTDIR}\${includedir} && rm -f `basename $i`) ; ../headers.sh \${INSTALL_DATA} \${DESTDIR}\${includedir} \${srcdir} $i" >>$cf_dir/Makefile
-                       test $i = curses.h && test $WITH_CURSES_H = yes && echo "       @ (cd \${DESTDIR}\${includedir} && rm -f ncurses.h && \${LN_S} curses.h ncurses.h)" >>$cf_dir/Makefile
-               done
-
-       cat >>$cf_dir/Makefile <<CF_EOF
-
-uninstall \\
-uninstall.libs \\
-uninstall.includes ::
-CF_EOF
-               for i in `cat $srcdir/$cf_dir/headers |fgrep -v "#"`
-               do
-                       i=`basename $i`
-                       echo "  -@ (cd \${DESTDIR}\${includedir} && rm -f $i)" >>$cf_dir/Makefile
-                       test $i = curses.h && echo "    -@ (cd \${DESTDIR}\${includedir} && rm -f ncurses.h)" >>$cf_dir/Makefile
-               done
+               $AWK -f $srcdir/mk-hdr.awk \
+                       subset="$LIB_SUBSETS" \
+                       compat="$WITH_CURSES_H" \
+                       $srcdir/$cf_dir/headers >>$cf_dir/Makefile
        fi
 
        if test -f $srcdir/$cf_dir/modules; then
@@ -2312,34 +2807,66 @@ fi
 ])
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_LIB_SUFFIX version: 13 updated: 2003/11/01 16:09:07
+dnl CF_LIB_SUFFIX version: 16 updated: 2008/12/27 12:30:03
 dnl -------------
 dnl Compute the library file-suffix from the given model name
 dnl $1 = model name
-dnl $2 = variable to set
+dnl $2 = variable to set (the nominal library suffix)
+dnl $3 = dependency variable to set (actual filename)
 dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
 AC_DEFUN([CF_LIB_SUFFIX],
 [
        AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
-       case $1 in
-       libtool) $2='.la'  ;;
-       normal)  $2='.a'   ;;
-       debug)   $2='_g.a' ;;
-       profile) $2='_p.a' ;;
-       shared)
+       case $1 in #(vi
+       libtool) #(vi
+               $2='.la'
+               $3=[$]$2
+               ;;
+       normal) #(vi
+               $2='.a'
+               $3=[$]$2
+               ;;
+       debug) #(vi
+               $2='_g.a'
+               $3=[$]$2
+               ;;
+       profile) #(vi
+               $2='_p.a'
+               $3=[$]$2
+               ;;
+       shared) #(vi
                case $cf_cv_system_name in
-               cygwin*) $2='.dll' ;;
-               darwin*) $2='.dylib' ;;
-               hpux*)
+               aix[[56]]*) #(vi
+                       $2='.a'
+                       $3=[$]$2
+                       ;;
+               cygwin*) #(vi
+                       $2='.dll'
+                       $3='.dll.a'
+                       ;;
+               darwin*) #(vi
+                       $2='.dylib'
+                       $3=[$]$2
+                       ;;
+               hpux*) #(vi
                        case $target in
-                       ia64*)  $2='.so' ;;
-                       *)      $2='.sl' ;;
+                       ia64*) #(vi
+                               $2='.so'
+                               $3=[$]$2
+                               ;;
+                       *) #(vi
+                               $2='.sl'
+                               $3=[$]$2
+                               ;;
                        esac
                        ;;
-               *)      $2='.so'  ;;
+               *)      $2='.so'
+                       $3=[$]$2
+                       ;;
                esac
        esac
        test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
+       test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
@@ -2360,7 +2887,7 @@ AC_DEFUN([CF_LIB_TYPE],
        test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LINK_DATAONLY version: 8 updated: 2006/12/16 12:33:30
+dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
 dnl ----------------
 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
@@ -2377,7 +2904,7 @@ int       testdata[[3]] = { 123, 456, 789 };
 EOF
        if AC_TRY_EVAL(ac_compile) ; then
                mv conftest.o data.o && \
-               ( $AR $AR_OPTS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
+               ( $AR $ARFLAGS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
        fi
        rm -f conftest.$ac_ext data.o
        cat >conftest.$ac_ext <<EOF
@@ -2396,7 +2923,7 @@ int       testfunc()
 EOF
        if AC_TRY_EVAL(ac_compile); then
                mv conftest.o func.o && \
-               ( $AR $AR_OPTS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
+               ( $AR $ARFLAGS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
        fi
        rm -f conftest.$ac_ext func.o
        ( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
@@ -2561,7 +3088,7 @@ fi
 AC_SUBST(MAKE_LOWER_TAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MANPAGE_FORMAT version: 7 updated: 2003/12/20 19:30:34
+dnl CF_MANPAGE_FORMAT version: 8 updated: 2009/01/11 20:30:50
 dnl -----------------
 dnl Option to allow user to override automatic configuration of manpage format.
 dnl There are several special cases:
@@ -2603,7 +3130,7 @@ unknown)
   cf_catonly=yes
   cf_example=date
 
-  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATHSEP}"
+  IFS="${IFS=  }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR}"
   for cf_dir in $MANPATH; do
     test -z "$cf_dir" && cf_dir=/usr/man
     for cf_name in $cf_dir/man*/$cf_example.[[01]]* $cf_dir/cat*/$cf_example.[[01]]* $cf_dir/man*/$cf_example $cf_dir/cat*/$cf_example
@@ -2776,7 +3303,7 @@ AC_ARG_WITH(manpage-tbl,
 AC_MSG_RESULT($MANPAGE_TBL)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MAN_PAGES version: 31 updated: 2006/12/09 12:27:08
+dnl CF_MAN_PAGES version: 35 updated: 2007/03/31 11:47:29
 dnl ------------
 dnl Try to determine if the man-pages on the system are compressed, and if
 dnl so, what format is used.  Use this information to construct a script that
@@ -2826,6 +3353,7 @@ case "$MANPAGE_FORMAT" in #(vi
 esac
 
 cf_edit_man=./edit_man.sh
+cf_man_alias=`pwd`/man_alias.sed
 
 cat >$cf_edit_man <<CF_EOF
 #! /bin/sh
@@ -2841,7 +3369,7 @@ NCURSES_PATCH="$NCURSES_PATCH"
 NCURSES_OSPEED="$NCURSES_OSPEED"
 TERMINFO="$TERMINFO"
 
-MKDIRS="sh `cd $srcdir && pwd`/mkinstalldirs"
+MKDIRS="sh `cd $srcdir && pwd`/mkdirs.sh"
 
 INSTALL="$INSTALL"
 INSTALL_DATA="$INSTALL_DATA"
@@ -2889,6 +3417,32 @@ case \$i in #(vi
                \$MKDIRS \$cf_subdir\$section
        fi
        fi
+
+       # replace variables in man page
+       if test ! -f $cf_man_alias ; then
+cat >>$cf_man_alias <<-CF_EOF2
+               s,@DATADIR@,\$datadir,g
+               s,@TERMINFO@,\$TERMINFO,g
+               s,@NCURSES_MAJOR@,\$NCURSES_MAJOR,g
+               s,@NCURSES_MINOR@,\$NCURSES_MINOR,g
+               s,@NCURSES_PATCH@,\$NCURSES_PATCH,g
+               s,@NCURSES_OSPEED@,\$NCURSES_OSPEED,g
+CF_EOF
+       ifelse($1,,,[
+       for cf_name in $1
+       do
+               cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
+               cf_name=`echo $cf_name|sed "$program_transform_name"`
+cat >>$cf_edit_man <<-CF_EOF
+               s,@$cf_NAME@,$cf_name,
+CF_EOF
+       done
+       ])
+cat >>$cf_edit_man <<CF_EOF
+CF_EOF2
+               echo "...made $cf_man_alias"
+       fi
+
        aliases=
        cf_source=\`basename \$i\`
        inalias=\$cf_source
@@ -2901,7 +3455,7 @@ CF_EOF
 
 if test "$MANPAGE_ALIASES" != no ; then
 cat >>$cf_edit_man <<CF_EOF
-       aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias | sort -u\`
+       aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u\`
 CF_EOF
 fi
 
@@ -2922,36 +3476,13 @@ cat >>$cf_edit_man <<CF_EOF
                cf_target="\$cf_source"
        fi
        cf_target="\$cf_subdir\${section}/\${cf_target}"
-CF_EOF
-fi
 
-       # replace variables in man page
-       ifelse($1,,,[
-       for cf_name in $1
-       do
-cat >>$cf_edit_man <<CF_EOF
-       prog_$cf_name=\`echo $cf_name|sed "\${transform}"\`
-CF_EOF
-       done
-       ])
-cat >>$cf_edit_man <<CF_EOF
-       sed     -e "s,@DATADIR@,\$datadir," \\
-               -e "s,@TERMINFO@,\$TERMINFO," \\
-               -e "s,@NCURSES_MAJOR@,\$NCURSES_MAJOR," \\
-               -e "s,@NCURSES_MINOR@,\$NCURSES_MINOR," \\
-               -e "s,@NCURSES_PATCH@,\$NCURSES_PATCH," \\
-               -e "s,@NCURSES_OSPEED@,\$NCURSES_OSPEED," \\
 CF_EOF
+fi
 
-       ifelse($1,,,[
-       for cf_name in $1
-       do
-               cf_NAME=`echo "$cf_name" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 cat >>$cf_edit_man <<CF_EOF
-               -e "s,@$cf_NAME@,\$prog_$cf_name," \\
+       sed     -f $cf_man_alias \\
 CF_EOF
-       done
-       ])
 
 if test -f $MANPAGE_RENAMES ; then
 cat >>$cf_edit_man <<CF_EOF
@@ -3012,6 +3543,7 @@ cat >>$cf_edit_man <<CF_EOF
        if test \$verb = installing ; then
                echo \$verb \$cf_target
                \$INSTALL_DATA \$TMP \$cf_target
+               test -d \$cf_subdir\${section} &&
                test -n "\$aliases" && (
                        cd \$cf_subdir\${section} && (
                                cf_source=\`echo \$cf_target |sed -e 's%^.*/\([[^/]][[^/]]*/[[^/]][[^/]]*$\)%\1%'\`
@@ -3053,8 +3585,11 @@ cat >>$cf_edit_man <<CF_EOF
                        )
                )
        elif test \$verb = removing ; then
-               echo \$verb \$cf_target
-               rm -f \$cf_target
+               test -f \$cf_target && (
+                       echo \$verb \$cf_target
+                       rm -f \$cf_target
+               )
+               test -d \$cf_subdir\${section} &&
                test -n "\$aliases" && (
                        cd \$cf_subdir\${section} && (
                                for cf_alias in \$aliases
@@ -3088,7 +3623,7 @@ chmod 755 $cf_edit_man
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MATH_LIB version: 5 updated: 2000/05/28 01:39:10
+dnl CF_MATH_LIB version: 6 updated: 2009/12/19 13:46:49
 dnl -----------
 dnl Checks for libraries.  At least one UNIX system, Apple Macintosh
 dnl Rhapsody 5.5, does not have -lm.  We cannot use the simpler
@@ -3107,7 +3642,7 @@ AC_CACHE_CHECK(if -lm needed for math functions,
 if test "$cf_cv_need_libm" = yes
 then
 ifelse($1,,[
-       LIBS="$LIBS -lm"
+       LIBS="-lm $LIBS"
 ],[$1=-lm])
 fi
 ])
@@ -3192,12 +3727,12 @@ if test "$cf_cv_func_mkstemp" = yes ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MSG_LOG version: 3 updated: 1997/09/07 14:05:52
+dnl CF_MSG_LOG version: 4 updated: 2007/07/29 09:55:12
 dnl ----------
 dnl Write a debug message to config.log, along with the line number in the
 dnl configure script.
 AC_DEFUN([CF_MSG_LOG],[
-echo "(line __oline__) testing $* ..." 1>&AC_FD_CC
+echo "${as_me-configure}:__oline__: testing $* ..." 1>&AC_FD_CC
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
@@ -3284,20 +3819,20 @@ AC_DEFUN([CF_OBJ_SUBDIR],
        esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PATHSEP version: 3 updated: 2001/01/12 01:23:53
+dnl CF_PATHSEP version: 4 updated: 2009/01/11 20:30:23
 dnl ----------
 dnl Provide a value for the $PATH and similar separator
 AC_DEFUN([CF_PATHSEP],
 [
        case $cf_cv_system_name in
-       os2*)   PATHSEP=';'  ;;
-       *)      PATHSEP=':'  ;;
+       os2*)   PATH_SEPARATOR=';'  ;;
+       *)      PATH_SEPARATOR=':'  ;;
        esac
-ifelse($1,,,[$1=$PATHSEP])
-       AC_SUBST(PATHSEP)
+ifelse($1,,,[$1=$PATH_SEPARATOR])
+       AC_SUBST(PATH_SEPARATOR)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PATH_SYNTAX version: 11 updated: 2006/09/02 08:55:46
+dnl CF_PATH_SYNTAX version: 12 updated: 2008/03/23 14:45:59
 dnl --------------
 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
 dnl begins with one of the prefix/exec_prefix variables, and then again if the
@@ -3329,12 +3864,44 @@ case ".[$]$1" in #(vi
   $1=`echo [$]$1 | sed -e s%NONE%$cf_path_syntax%`
   ;;
 *)
-  ifelse($2,,[AC_ERROR([expected a pathname, not \"[$]$1\"])],$2)
+  ifelse($2,,[AC_MSG_ERROR([expected a pathname, not \"[$]$1\"])],$2)
   ;;
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_POSIX_C_SOURCE version: 6 updated: 2005/07/14 20:25:10
+dnl CF_PKG_CONFIG version: 3 updated: 2009/01/25 10:55:09
+dnl -------------
+dnl Check for the package-config program, unless disabled by command-line.
+AC_DEFUN([CF_PKG_CONFIG],
+[
+AC_MSG_CHECKING(if you want to use pkg-config)
+AC_ARG_WITH(pkg-config,
+       [  --with-pkg-config{=path} enable/disable use of pkg-config],
+       [cf_pkg_config=$withval],
+       [cf_pkg_config=yes])
+AC_MSG_RESULT($cf_pkg_config)
+
+case $cf_pkg_config in #(vi
+no) #(vi
+       PKG_CONFIG=none
+       ;;
+yes) #(vi
+       AC_PATH_PROG(PKG_CONFIG, pkg-config, none)
+       ;;
+*)
+       PKG_CONFIG=$withval
+       ;;
+esac
+
+test -z "$PKG_CONFIG" && PKG_CONFIG=none
+if test "$PKG_CONFIG" != none ; then
+       CF_PATH_SYNTAX(PKG_CONFIG)
+fi
+
+AC_SUBST(PKG_CONFIG)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_POSIX_C_SOURCE version: 7 updated: 2010/01/09 11:05:50
 dnl -----------------
 dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
 dnl
@@ -3402,12 +3969,7 @@ make an error
 if test "$cf_cv_posix_c_source" != no ; then
        CFLAGS="$cf_trim_CFLAGS"
        CPPFLAGS="$cf_trim_CPPFLAGS"
-       if test "$cf_cv_cc_u_d_options" = yes ; then
-               cf_temp_posix_c_source=`echo "$cf_cv_posix_c_source" | \
-                               sed -e 's/-D/-U/g' -e 's/=[[^   ]]*//g'`
-               CPPFLAGS="$CPPFLAGS $cf_temp_posix_c_source"
-       fi
-       CPPFLAGS="$CPPFLAGS $cf_cv_posix_c_source"
+       CF_ADD_CFLAGS($cf_cv_posix_c_source)
 fi
 
 ])dnl
@@ -3469,6 +4031,13 @@ done
 
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_PROG_AR version: 1 updated: 2009/01/01 20:15:22
+dnl ----------
+dnl Check for archiver "ar".
+AC_DEFUN([CF_PROG_AR],[
+AC_CHECK_TOOL(AR, ar, ar)
+])
+dnl ---------------------------------------------------------------------------
 dnl CF_PROG_AWK version: 1 updated: 2006/09/16 11:40:59
 dnl -----------
 dnl Check for awk, ensure that the check found something.
@@ -3600,7 +4169,7 @@ case $INSTALL in
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_LDCONFIG version: 1 updated: 2003/09/20 17:07:55
+dnl CF_PROG_LDCONFIG version: 2 updated: 2008/12/13 14:08:40
 dnl ----------------
 dnl Check for ldconfig, needed to fixup shared libraries that would be built
 dnl and then used in the install.
@@ -3609,7 +4178,7 @@ if test "$cross_compiling" = yes ; then
   LDCONFIG=:
 else
 case "$cf_cv_system_name" in #(vi
-freebsd*) #(vi
+dragonfly*|freebsd*) #(vi
   test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
   ;;
 *) LDPATH=$PATH:/sbin:/usr/sbin
@@ -3620,11 +4189,11 @@ fi
 AC_SUBST(LDCONFIG)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_LINT version: 1 updated: 2006/09/16 11:40:59
+dnl CF_PROG_LINT version: 2 updated: 2009/08/12 04:43:14
 dnl ------------
 AC_DEFUN([CF_PROG_LINT],
 [
-AC_CHECK_PROGS(LINT, tdlint lint alint)
+AC_CHECK_PROGS(LINT, tdlint lint alint splint lclint)
 AC_SUBST(LINT_OPTS)
 ])dnl
 dnl ---------------------------------------------------------------------------
@@ -3662,7 +4231,7 @@ case $cf_cv_regex in
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_REMOVE_DEFINE version: 2 updated: 2005/07/09 16:12:18
+dnl CF_REMOVE_DEFINE version: 3 updated: 2010/01/09 11:05:50
 dnl ----------------
 dnl Remove all -U and -D options that refer to the given symbol from a list
 dnl of C compiler options.  This works around the problem that not all
@@ -3674,13 +4243,76 @@ dnl $2 = source (including '$')
 dnl $3 = symbol to remove
 define([CF_REMOVE_DEFINE],
 [
-# remove $3 symbol from $2
 $1=`echo "$2" | \
-       sed     -e 's/-[[UD]]$3\(=[[^   ]]*\)\?[[       ]]/ /g' \
-               -e 's/-[[UD]]$3\(=[[^   ]]*\)\?[$]//g'`
+       sed     -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[[       ]]/ /g' \
+               -e 's/-[[UD]]'"$3"'\(=[[^       ]]*\)\?[$]//g'`
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_REMOVE_LIB version: 1 updated: 2007/02/17 14:11:52
+dnl -------------
+dnl Remove the given library from the symbol
+dnl
+dnl $1 = target (which could be the same as the source variable)
+dnl $2 = source (including '$')
+dnl $3 = library to remove
+define([CF_REMOVE_LIB],
+[
+# remove $3 library from $2
+$1=`echo "$2" | sed -e 's/-l$3[[       ]]//g' -e 's/-l$3[$]//'`
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_RPATH_HACK version: 4 updated: 2008/09/13 12:53:26
+dnl -------------
+AC_DEFUN([CF_RPATH_HACK],
+[
+AC_REQUIRE([CF_SHARED_OPTS])
+AC_MSG_CHECKING(for updated LDFLAGS)
+if test -n "$LDFLAGS" ; then
+AC_MSG_RESULT(maybe)
+CF_VERBOSE(...checking LDFLAGS $LDFLAGS)
+CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
+case "$EXTRA_LDFLAGS" in #(vi
+-Wl,-rpath,*) #(vi
+       cf_rpath_hack="-Wl,-rpath,"
+       ;;
+-R\ *)
+       cf_rpath_hack="-R "
+       ;;
+-R*)
+       cf_rpath_hack="-R"
+       ;;
+*)
+       cf_rpath_hack=
+       ;;
+esac
+if test -n "$cf_rpath_hack" ; then
+       cf_rpath_dst=
+       for cf_rpath_src in $LDFLAGS
+       do
+               CF_VERBOSE(Filtering $cf_rpath_src)
+               case $cf_rpath_src in #(vi
+               -L*) #(vi
+                       if test "$cf_rpath_hack" = "-R " ; then
+                               cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e 's%-L%-R %'`
+                       else
+                               cf_rpath_tmp=`echo "$cf_rpath_src" |sed -e s%-L%$cf_rpath_hack%`
+                       fi
+                       CF_VERBOSE(...Filter $cf_rpath_tmp)
+                       EXTRA_LDFLAGS="$cf_rpath_tmp $EXTRA_LDFLAGS"
+                       ;;
+               esac
+               cf_rpath_dst="$cf_rpath_dst $cf_rpath_src"
+       done
+       LDFLAGS=$cf_rpath_dst
+       CF_VERBOSE(...checked LDFLAGS $LDFLAGS)
+       CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
+fi
+else
+AC_MSG_RESULT(no)
+fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SHARED_OPTS version: 41 updated: 2006/12/09 12:32:00
+dnl CF_SHARED_OPTS version: 58 updated: 2009/12/19 13:46:49
 dnl --------------
 dnl --------------
 dnl Attempt to determine the appropriate CC/LD options for creating a shared
@@ -3709,6 +4341,7 @@ AC_DEFUN([CF_SHARED_OPTS],
        AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
        LOCAL_LDFLAGS=
        LOCAL_LDFLAGS2=
+       LD_RPATH_OPT=
        LD_SHARED_OPTS=
        INSTALL_LIB="-m 644"
 
@@ -3726,7 +4359,7 @@ AC_DEFUN([CF_SHARED_OPTS],
                cf_cv_shlib_version=$withval
                ;;
        *)
-               AC_ERROR([option value must be one of: rel, abi, auto or no])
+               AC_MSG_ERROR([option value must be one of: rel, abi, auto or no])
                ;;
        esac
        ],[cf_cv_shlib_version=auto])
@@ -3752,19 +4385,38 @@ AC_DEFUN([CF_SHARED_OPTS],
        cf_cv_shlib_version_infix=no
 
        case $cf_cv_system_name in
+       aix[[56]]*)
+               if test "$GCC" = yes; then
+                       CC_SHARED_OPTS=
+                       MK_SHARED_LIB="$(CC) -shared"
+               fi
+               ;;
        beos*)
                MK_SHARED_LIB='${CC} ${CFLAGS} -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
                ;;
        cygwin*)
                CC_SHARED_OPTS=
-               MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,--out-implib=../lib/${IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/${SHARED_LIB}'
+               MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
                cf_cv_shlib_version=cygdll
                cf_cv_shlib_version_infix=cygdll
+               cat >mk_shared_lib.sh <<-CF_EOF
+               #!/bin/sh
+               SHARED_LIB=\[$]1
+               IMPORT_LIB=\`echo "\[$]1" | sed -e 's/cyg/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
+               shift
+               cat <<-EOF
+               Linking shared library
+               ** SHARED_LIB \[$]SHARED_LIB
+               ** IMPORT_LIB \[$]IMPORT_LIB
+EOF
+               exec \[$]* -shared -Wl,--out-implib=../lib/\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o ../lib/\[$]{SHARED_LIB}
+CF_EOF
+               chmod +x mk_shared_lib.sh
                ;;
        darwin*)
                EXTRA_CFLAGS="-no-cpp-precomp"
                CC_SHARED_OPTS="-dynamic"
-               MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${DESTDIR}${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
+               MK_SHARED_LIB='${CC} ${CFLAGS} -dynamiclib -install_name ${libdir}/`basename $[@]` -compatibility_version ${ABI_VERSION} -current_version ${ABI_VERSION} -o $[@]'
                test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
                cf_cv_shlib_version_infix=yes
                AC_CACHE_CHECK([if ld -search_paths_first works], cf_cv_ldflags_search_paths_first, [
@@ -3792,18 +4444,20 @@ AC_DEFUN([CF_SHARED_OPTS],
        irix*)
                if test "$cf_cv_ld_rpath" = yes ; then
                        if test "$GCC" = yes; then
-                               cf_ld_rpath_opt="-Wl,-rpath,"
+                               LD_RPATH_OPT="-Wl,-rpath,"
                                EXTRA_LDFLAGS="-Wl,-rpath,\${libdir} $EXTRA_LDFLAGS"
                        else
-                               cf_ld_rpath_opt="-rpath "
+                               LD_RPATH_OPT="-rpath "
                                EXTRA_LDFLAGS="-rpath \${libdir} $EXTRA_LDFLAGS"
                        fi
                fi
                # tested with IRIX 5.2 and 'cc'.
                if test "$GCC" != yes; then
                        CC_SHARED_OPTS='-KPIC'
+                       MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
+               else
+                       MK_SHARED_LIB='${CC} -shared -Wl,-soname,`basename $[@]` -o $[@]'
                fi
-               MK_SHARED_LIB='${CC} -shared -rdata_shared -soname `basename $[@]` -o $[@]'
                cf_cv_rm_so_locs=yes
                ;;
        linux*|gnu*|k*bsd*-gnu)
@@ -3812,17 +4466,26 @@ AC_DEFUN([CF_SHARED_OPTS],
                        LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
                fi
                if test "$cf_cv_ld_rpath" = yes ; then
-                       cf_ld_rpath_opt="-Wl,-rpath,"
+                       LD_RPATH_OPT="-Wl,-rpath,"
                        EXTRA_LDFLAGS="-Wl,-rpath,\${libdir} $EXTRA_LDFLAGS"
                fi
                CF_SHARED_SONAME
-               MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_shared_soname',-stats,-lc -o $[@]'
+               MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
                ;;
-       openbsd2*)
+       openbsd[[2-9]].*)
+               if test "$DFT_LWR_MODEL" = "shared" ; then
+                       LOCAL_LDFLAGS="-Wl,-rpath,\$(LOCAL_LIBDIR)"
+                       LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
+               fi
+               if test "$cf_cv_ld_rpath" = yes ; then
+                       LD_RPATH_OPT="-Wl,-rpath,"
+                       EXTRA_LDFLAGS="-Wl,-rpath,\${libdir} $EXTRA_LDFLAGS"
+               fi
                CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
-               MK_SHARED_LIB='${LD} -Bshareable -soname,`basename $[@].${ABI_VERSION}` -o $[@]'
+               CF_SHARED_SONAME
+               MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-Bshareable,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
                ;;
-       openbsd*|freebsd[[23]]*)
+       nto-qnx*|openbsd*|freebsd[[12]].*)
                CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
                MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
                test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
@@ -3832,15 +4495,15 @@ AC_DEFUN([CF_SHARED_OPTS],
                if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_ld_rpath" = yes ; then
                        LOCAL_LDFLAGS="-rpath \$(LOCAL_LIBDIR)"
                        LOCAL_LDFLAGS2="-rpath \${libdir} $LOCAL_LDFLAGS"
-                       cf_ld_rpath_opt="-rpath "
+                       LD_RPATH_OPT="-rpath "
                        EXTRA_LDFLAGS="-rpath \${libdir} $EXTRA_LDFLAGS"
                fi
                CF_SHARED_SONAME
-               MK_SHARED_LIB='${LD} -Bshareable -soname=`basename $[@]` -o $[@]'
+               MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
                ;;
        netbsd*)
                CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
-               test "$cf_cv_ld_rpath" = yes && cf_ld_rpath_opt="-Wl,-rpath,"
+               test "$cf_cv_ld_rpath" = yes && LD_RPATH_OPT="-Wl,-rpath,"
                if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_ld_rpath" = yes ; then
                        LOCAL_LDFLAGS="-Wl,-rpath,\$(LOCAL_LIBDIR)"
                        LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
@@ -3853,9 +4516,9 @@ AC_DEFUN([CF_SHARED_OPTS],
                        fi
                        fi
                        CF_SHARED_SONAME
-                       MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_shared_soname' -o $[@]'
+                       MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
                else
-                       MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
+                       MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]'
                fi
                ;;
        osf*|mls+*)
@@ -3874,7 +4537,7 @@ AC_DEFUN([CF_SHARED_OPTS],
                        LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
                fi
                if test "$cf_cv_ld_rpath" = yes ; then
-                       cf_ld_rpath_opt="-rpath"
+                       LD_RPATH_OPT="-rpath"
                        # EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS"
                fi
                cf_cv_rm_so_locs=yes
@@ -3903,19 +4566,29 @@ AC_DEFUN([CF_SHARED_OPTS],
                ;;
        solaris2*)
                # tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
-               if test "$GCC" != yes; then
-                       CC_SHARED_OPTS='-KPIC'
-               fi
+               # tested with SunOS 5.10 (solaris 10) and gcc 3.4.3
                if test "$DFT_LWR_MODEL" = "shared" ; then
                        LOCAL_LDFLAGS="-R \$(LOCAL_LIBDIR):\${libdir}"
                        LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
                fi
                if test "$cf_cv_ld_rpath" = yes ; then
-                       cf_ld_rpath_opt="-R"
+                       LD_RPATH_OPT="-R"
                        EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS"
                fi
                CF_SHARED_SONAME
-               MK_SHARED_LIB='${CC} -dy -G -h '$cf_shared_soname' -o $[@]'
+               if test "$GCC" != yes; then
+                       cf_save_CFLAGS="$CFLAGS"
+                       for cf_shared_opts in -xcode=pic13 -xcode=pic32 -Kpic -KPIC -O
+                       do
+                               CFLAGS="$cf_shared_opts $cf_save_CFLAGS"
+                               AC_TRY_COMPILE([#include <stdio.h>],[printf("Hello\n");],[break])
+                       done
+                       CFLAGS="$cf_save_CFLAGS"
+                       CC_SHARED_OPTS=$cf_shared_opts
+                       MK_SHARED_LIB='${CC} -dy -G -h '$cf_cv_shared_soname' -o $[@]'
+               else
+                       MK_SHARED_LIB='${CC} -shared -dy -G -h '$cf_cv_shared_soname' -o $[@]'
+               fi
                ;;
        sysv5uw7*|unix_sv*)
                # tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
@@ -3944,18 +4617,19 @@ AC_DEFUN([CF_SHARED_OPTS],
                ;;
        esac
 
-       if test -n "$cf_ld_rpath_opt" ; then
+       if test -n "$LD_RPATH_OPT" ; then
                AC_MSG_CHECKING(if we need a space after rpath option)
                cf_save_LIBS="$LIBS"
-               LIBS="$LIBS ${cf_ld_rpath_opt}$libdir"
+               LIBS="${LD_RPATH_OPT}$libdir $LIBS"
                AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
                LIBS="$cf_save_LIBS"
                AC_MSG_RESULT($cf_rpath_space)
-               test "$cf_rpath_space" = yes && cf_ld_rpath_opt="$cf_ld_rpath_opt "
-               MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${libdir}"
+               test "$cf_rpath_space" = yes && LD_RPATH_OPT="$LD_RPATH_OPT "
+               MK_SHARED_LIB="$MK_SHARED_LIB $LD_RPATH_OPT\${libdir}"
        fi
 
        AC_SUBST(CC_SHARED_OPTS)
+       AC_SUBST(LD_RPATH_OPT)
        AC_SUBST(LD_SHARED_OPTS)
        AC_SUBST(MK_SHARED_LIB)
        AC_SUBST(LINK_PROGS)
@@ -3966,9 +4640,9 @@ AC_DEFUN([CF_SHARED_OPTS],
        AC_SUBST(INSTALL_LIB)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SHARED_SONAME version: 2 updated: 2006/10/21 12:33:41
+dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
 dnl ----------------
-dnl utility macro for CF_SHARED_OPTS, constructs "$cf_shared_soname" for
+dnl utility macro for CF_SHARED_OPTS, constructs "$cf_cv_shared_soname" for
 dnl substitution into MK_SHARED_LIB string for the "-soname" (or similar)
 dnl option.
 dnl
@@ -3978,9 +4652,9 @@ define([CF_SHARED_SONAME],
 [
        test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=ifelse($1,,rel,$1)
        if test "$cf_cv_shlib_version" = rel; then
-               cf_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
+               cf_cv_shared_soname='`basename $[@] .${REL_VERSION}`.${ABI_VERSION}'
        else
-               cf_shared_soname='`basename $[@]`'
+               cf_cv_shared_soname='`basename $[@]`'
        fi
 ])
 dnl ---------------------------------------------------------------------------
@@ -4043,6 +4717,41 @@ done
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_SIG_ATOMIC_T version: 2 updated: 2005/09/18 17:27:12
+dnl ---------------
+dnl signal handler, but there are some gcc depedencies in that recommendation.
+dnl Try anyway.
+AC_DEFUN([CF_SIG_ATOMIC_T],
+[
+AC_MSG_CHECKING(for signal global datatype)
+AC_CACHE_VAL(cf_cv_sig_atomic_t,[
+       for cf_type in \
+               "volatile sig_atomic_t" \
+               "sig_atomic_t" \
+               "int"
+       do
+       AC_TRY_COMPILE([
+#include <sys/types.h>
+#include <signal.h>
+#include <stdio.h>
+
+extern $cf_type x;
+$cf_type x;
+static void handler(int sig)
+{
+       x = 5;
+}],
+               [signal(SIGINT, handler);
+                x = 1],
+               [cf_cv_sig_atomic_t=$cf_type],
+               [cf_cv_sig_atomic_t=no])
+               test "$cf_cv_sig_atomic_t" != no && break
+       done
+       ])
+AC_MSG_RESULT($cf_cv_sig_atomic_t)
+test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t)
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_SIZECHANGE version: 8 updated: 2000/11/04 12:22:16
 dnl -------------
 dnl Check for definitions & structures needed for window size-changing
@@ -4113,7 +4822,7 @@ if test "$cf_cv_sizechange" != no ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SRC_MODULES version: 18 updated: 2005/05/28 12:58:54
+dnl CF_SRC_MODULES version: 20 updated: 2008/12/27 12:30:03
 dnl --------------
 dnl For each parameter, test if the source-directory exists, and if it contains
 dnl a 'modules' file.  If so, add to the list $cf_cv_src_modules which we'll
@@ -4188,7 +4897,11 @@ AC_SUBST(TEST_DEPS)
 AC_SUBST(TEST_ARG2)
 AC_SUBST(TEST_DEP2)
 
-SRC_SUBDIRS="man include"
+SRC_SUBDIRS=
+if test "x$cf_with_manpages" != xno ; then
+       SRC_SUBDIRS="$SRC_SUBDIRS man"
+fi
+SRC_SUBDIRS="$SRC_SUBDIRS include"
 for cf_dir in $cf_cv_src_modules
 do
        SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
@@ -4199,8 +4912,8 @@ test "$cf_with_cxx_binding" != no && SRC_SUBDIRS="$SRC_SUBDIRS c++"
 
 ADA_SUBDIRS=
 if test "$cf_cv_prog_gnat_correct" = yes && test -f $srcdir/Ada95/Makefile.in; then
-   SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
-   ADA_SUBDIRS="gen src samples"
+       SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
+       ADA_SUBDIRS="gen src samples"
 fi
 
 SUB_MAKEFILES=
@@ -4210,15 +4923,15 @@ do
 done
 
 if test -n "$ADA_SUBDIRS"; then
-   for cf_dir in $ADA_SUBDIRS
-   do
-      SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
-   done
-   AC_SUBST(ADA_SUBDIRS)
+       for cf_dir in $ADA_SUBDIRS
+       do
+               SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
+       done
+       AC_SUBST(ADA_SUBDIRS)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_STDCPP_LIBRARY version: 5 updated: 2000/08/12 23:18:52
+dnl CF_STDCPP_LIBRARY version: 6 updated: 2009/12/19 13:46:49
 dnl -----------------
 dnl Check for -lstdc++, which is GNU's standard C++ library.
 AC_DEFUN([CF_STDCPP_LIBRARY],
@@ -4234,7 +4947,7 @@ os2*) #(vi
 esac
 AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
        cf_save="$LIBS"
-       LIBS="$LIBS -l$cf_stdcpp_libname"
+       LIBS="-l$cf_stdcpp_libname $LIBS"
 AC_TRY_LINK([
 #include <strstream.h>],[
 char buf[80];
@@ -4317,6 +5030,22 @@ if test "$ac_cv_header_termios_h" = yes ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_SUBDIR_PATH version: 5 updated: 2007/07/29 09:55:12
+dnl --------------
+dnl Construct a search-list for a nonstandard header/lib-file
+dnl    $1 = the variable to return as result
+dnl    $2 = the package name
+dnl    $3 = the subdirectory, e.g., bin, include or lib
+AC_DEFUN([CF_SUBDIR_PATH],
+[$1=""
+
+CF_ADD_SUBDIR_PATH($1,$2,$3,/usr,$prefix)
+CF_ADD_SUBDIR_PATH($1,$2,$3,$prefix,NONE)
+CF_ADD_SUBDIR_PATH($1,$2,$3,/usr/local,$prefix)
+CF_ADD_SUBDIR_PATH($1,$2,$3,/opt,$prefix)
+CF_ADD_SUBDIR_PATH($1,$2,$3,[$]HOME,$prefix)
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_SUBST version: 4 updated: 2006/06/17 12:33:03
 dnl --------
 dnl    Shorthand macro for substituting things that the user may override
@@ -4503,11 +5232,38 @@ AC_DEFUN([CF_UPPER],
 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_VERBOSE version: 2 updated: 1997/09/05 10:45:14
+dnl CF_UTF8_LIB version: 5 updated: 2008/10/17 19:37:52
+dnl -----------
+dnl Check for multibyte support, and if not found, utf8 compatibility library
+AC_DEFUN([CF_UTF8_LIB],
+[
+AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
+       cf_save_LIBS="$LIBS"
+       AC_TRY_LINK([
+#include <stdlib.h>],[putwc(0,0);],
+       [cf_cv_utf8_lib=yes],
+       [CF_FIND_LINKAGE([
+#include <libutf8.h>],[putwc(0,0);],utf8,
+               [cf_cv_utf8_lib=add-on],
+               [cf_cv_utf8_lib=no])
+])])
+
+# HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
+# ncurses/ncursesw:
+if test "$cf_cv_utf8_lib" = "add-on" ; then
+       AC_DEFINE(HAVE_LIBUTF8_H)
+       CF_ADD_INCDIR($cf_cv_header_path_utf8)
+       CF_ADD_LIBDIR($cf_cv_library_path_utf8)
+       LIBS="-lutf8 $LIBS"
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
 dnl ----------
 dnl Use AC_VERBOSE w/o the warnings
 AC_DEFUN([CF_VERBOSE],
 [test -n "$verbose" && echo "  $1" 1>&AC_FD_MSG
+CF_MSG_LOG([$1])
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_WCHAR_TYPE version: 2 updated: 2004/01/17 19:18:20
@@ -4560,6 +5316,32 @@ fi
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_WEAK_SYMBOLS version: 1 updated: 2008/08/16 19:18:06
+dnl ---------------
+dnl Check for compiler-support for weak symbols.
+dnl This works with "recent" gcc.
+AC_DEFUN([CF_WEAK_SYMBOLS],[
+AC_CACHE_CHECK(if $CC supports weak symbols,cf_cv_weak_symbols,[
+
+AC_TRY_COMPILE([
+#include <stdio.h>],
+[
+#if defined(__GNUC__)
+#  if defined __USE_ISOC99
+#    define _cat_pragma(exp)   _Pragma(#exp)
+#    define _weak_pragma(exp)  _cat_pragma(weak name)
+#  else
+#    define _weak_pragma(exp)
+#  endif
+#  define _declare(name)       __extension__ extern __typeof__(name) name
+#  define weak_symbol(name)    _weak_pragma(name) _declare(name) __attribute__((weak))
+#endif
+
+weak_symbol(fopen);
+],[cf_cv_weak_symbols=yes],[cf_cv_weak_symbols=no])
+])
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
 dnl -------------------
 dnl Allow library's ABI to be overridden.  Generally this happens when a
@@ -4610,7 +5392,7 @@ if test "$with_dmalloc" = yes ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_GPM version: 6 updated: 2006/12/17 11:12:09
+dnl CF_WITH_GPM version: 7 updated: 2008/03/23 14:48:54
 dnl -----------
 dnl
 dnl The option parameter (if neither yes/no) is assumed to be the name of
@@ -4632,7 +5414,7 @@ if test "$with_gpm" != no ; then
                        AC_DEFINE(HAVE_LIBGPM)
                else
                        AC_CHECK_LIB(gpm,Gpm_Open,[:],[
-                               AC_ERROR(Cannot link with GPM library)
+                               AC_MSG_ERROR(Cannot link with GPM library)
                fi
                with_gpm=yes
                ])
@@ -4643,7 +5425,7 @@ if test "$with_gpm" != no ; then
 fi
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_LIBTOOL version: 10 updated: 2006/10/14 15:23:15
+dnl CF_WITH_LIBTOOL version: 23 updated: 2009/03/28 14:26:27
 dnl ---------------
 dnl Provide a configure option to incorporate libtool.  Define several useful
 dnl symbols for the makefile rules.
@@ -4663,18 +5445,18 @@ dnl     elif test ! -f $ACLOCAL/libtool.m4 ; then
 dnl            echo cannot find libtool.m4 file
 dnl            exit 1
 dnl    fi
-dnl    
+dnl
 dnl    LOCAL=aclocal.m4
 dnl    ORIG=aclocal.m4.orig
-dnl    
+dnl
 dnl    trap "mv $ORIG $LOCAL" 0 1 2 5 15
 dnl    rm -f $ORIG
 dnl    mv $LOCAL $ORIG
-dnl    
+dnl
 dnl    # sed the LIBTOOL= assignment to omit the current directory?
 dnl    sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL
 dnl    cat $ORIG >>$LOCAL
-dnl    
+dnl
 dnl    autoconf-257 $*
 dnl
 AC_DEFUN([CF_WITH_LIBTOOL],
@@ -4692,7 +5474,7 @@ LIB_PREP="$RANLIB"
 # doing:
 LIB_CLEAN=
 LIB_COMPILE=
-LIB_LINK=
+LIB_LINK='${CC}'
 LIB_INSTALL=
 LIB_UNINSTALL=
 
@@ -4708,22 +5490,22 @@ ifdef([AC_PROG_LIBTOOL],[
        AC_PROG_LIBTOOL
        # missing_content_AC_PROG_LIBTOOL}}
 ],[
-       if test "$with_libtool" != "yes" ; then
+       if test "$with_libtool" != "yes" ; then
                CF_PATH_SYNTAX(with_libtool)
                LIBTOOL=$with_libtool
        else
-               AC_PATH_PROG(LIBTOOL,libtool)
-       fi
-       if test -z "$LIBTOOL" ; then
-               AC_MSG_ERROR(Cannot find libtool)
-       fi
+               AC_PATH_PROG(LIBTOOL,libtool)
+       fi
+       if test -z "$LIBTOOL" ; then
+               AC_MSG_ERROR(Cannot find libtool)
+       fi
 ])dnl
-       LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} -version-info `cut -f1 ${srcdir}/VERSION` -o'
-       LIB_OBJECT='${OBJECTS}.o=.lo)'
+       LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} -version-info `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} -o'
+       LIB_OBJECT='${OBJECTS:.o=.lo}'
        LIB_SUFFIX=.la
        LIB_CLEAN='${LIBTOOL} --mode=clean'
        LIB_COMPILE='${LIBTOOL} --mode=compile'
-       LIB_LINK='${LIBTOOL} --mode=link'
+       LIB_LINK='${LIBTOOL} --mode=link ${CC} ${LIBTOOL_OPTS}'
        LIB_INSTALL='${LIBTOOL} --mode=install'
        LIB_UNINSTALL='${LIBTOOL} --mode=uninstall'
        LIB_PREP=:
@@ -4733,17 +5515,27 @@ ifdef([AC_PROG_LIBTOOL],[
 
        # Save the version in a cache variable - this is not entirely a good
        # thing, but the version string from libtool is very ugly, and for
-       # bug reports it might be useful to have the original string.
-       cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
+       # bug reports it might be useful to have the original string. "("
+       cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
        AC_MSG_RESULT($cf_cv_libtool_version)
        if test -z "$cf_cv_libtool_version" ; then
-               AC_MSG_ERROR(This is not libtool)
+               AC_MSG_ERROR(This is not GNU libtool)
        fi
 
+       # special hack to add -no-undefined (which libtool should do for itself)
+       LT_UNDEF=
+       case "$cf_cv_system_name" in #(vi
+       cygwin*|mingw32*|uwin*|aix[[456]]) #(vi
+               LT_UNDEF=-no-undefined
+               ;;
+       esac
+       AC_SUBST([LT_UNDEF])
+
        # special hack to add --tag option for C++ compiler
-       case $cf_cv_libtool_version in
-       1.[[5-9]]*|[[2-9]]*)
+       case $cf_cv_libtool_version in #(vi
+       1.[[5-9]]*|[[2-9]].[[0-9.a-z]]*) #(vi
                LIBTOOL_CXX="$LIBTOOL --tag=CXX"
+               LIBTOOL="$LIBTOOL --tag=CC"
                ;;
        *)
                LIBTOOL_CXX="$LIBTOOL"
@@ -4758,6 +5550,7 @@ test -z "$LIBTOOL" && ECHO_LT=
 
 AC_SUBST(LIBTOOL)
 AC_SUBST(LIBTOOL_CXX)
+AC_SUBST(LIBTOOL_OPTS)
 
 AC_SUBST(LIB_CREATE)
 AC_SUBST(LIB_OBJECT)
@@ -4772,7 +5565,7 @@ AC_SUBST(LIB_UNINSTALL)
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_PATH version: 7 updated: 2006/08/03 15:20:08
+dnl CF_WITH_PATH version: 8 updated: 2007/05/13 13:16:35
 dnl ------------
 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
 dnl defaulting to yes/no.
@@ -4786,12 +5579,14 @@ dnl
 AC_DEFUN([CF_WITH_PATH],
 [AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
 ifelse($4,,[withval="${$3}"],[withval="${$3-ifelse($5,,$4,$5)}"]))dnl
+if ifelse($5,,true,[test -n "$5"]) ; then
 CF_PATH_SYNTAX(withval)
+fi
 $3="$withval"
 AC_SUBST($3)dnl
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_PATHLIST version: 5 updated: 2001/12/10 01:28:30
+dnl CF_WITH_PATHLIST version: 6 updated: 2009/01/11 20:30:23
 dnl ----------------
 dnl Process an option specifying a list of colon-separated paths.
 dnl
@@ -4807,7 +5602,7 @@ AC_REQUIRE([CF_PATHSEP])
 AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
 ifelse($4,,[withval=${$3}],[withval=${$3-ifelse($5,,$4,$5)}]))dnl
 
-IFS="${IFS=    }"; ac_save_ifs="$IFS"; IFS="${PATHSEP}"
+IFS="${IFS=    }"; ac_save_ifs="$IFS"; IFS="${PATH_SEPARATOR}"
 cf_dst_path=
 for cf_src_path in $withval
 do
@@ -4833,6 +5628,43 @@ AC_SUBST($3)dnl
 
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_WITH_PTHREAD version: 2 updated: 2008/08/23 18:26:05
+dnl ---------------
+dnl Check for POSIX thread library.
+AC_DEFUN([CF_WITH_PTHREAD],
+[
+AC_MSG_CHECKING(if you want to link with the pthread library)
+AC_ARG_WITH(pthread,
+    [  --with-pthread          use POSIX thread library],
+    [with_pthread=$withval],
+    [with_pthread=no])
+AC_MSG_RESULT($with_pthread)
+
+if test "$with_pthread" != no ; then
+    AC_CHECK_HEADER(pthread.h,[
+        AC_DEFINE(HAVE_PTHREADS_H)
+
+        AC_MSG_CHECKING(if we can link with the pthread library)
+        cf_save_LIBS="$LIBS"
+        LIBS="-lpthread $LIBS"
+        AC_TRY_LINK([
+#include <pthread.h>
+],[
+        int rc = pthread_create(0,0,0,0);
+],[with_pthread=yes],[with_pthread=no])
+        LIBS="$cf_save_LIBS"
+        AC_MSG_RESULT($with_pthread)
+
+        if test "$with_pthread" = yes ; then
+            LIBS="-lpthread $LIBS"
+            AC_DEFINE(HAVE_LIBPTHREADS)
+        else
+            AC_MSG_ERROR(Cannot link with pthread library)
+        fi
+    ])
+fi
+])
+dnl ---------------------------------------------------------------------------
 dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49
 dnl -------------------
 dnl Allow library's release-version to be overridden.  Generally this happens when a
@@ -4896,7 +5728,7 @@ CF_NO_LEAKS_OPTION(valgrind,
        [USE_VALGRIND])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_SOURCE version: 24 updated: 2006/04/02 16:41:09
+dnl CF_XOPEN_SOURCE version: 32 updated: 2010/01/09 11:05:50
 dnl ---------------
 dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
 dnl or adapt to the vendor's definitions to get equivalent functionality,
@@ -4907,30 +5739,38 @@ dnl     $1 is the nominal value for _XOPEN_SOURCE
 dnl    $2 is the nominal value for _POSIX_C_SOURCE
 AC_DEFUN([CF_XOPEN_SOURCE],[
 
-AC_REQUIRE([CF_PROG_CC_U_D])
-
 cf_XOPEN_SOURCE=ifelse($1,,500,$1)
 cf_POSIX_C_SOURCE=ifelse($2,,199506L,$2)
+cf_xopen_source=
 
 case $host_os in #(vi
-aix[[45]]*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_ALL_SOURCE"
+aix[[456]]*) #(vi
+       cf_xopen_source="-D_ALL_SOURCE"
+       ;;
+darwin[[0-8]].*) #(vi
+       cf_xopen_source="-D_APPLE_C_SOURCE"
+       ;;
+darwin*) #(vi
+       cf_xopen_source="-D_DARWIN_C_SOURCE"
        ;;
-freebsd*) #(vi
+freebsd*|dragonfly*) #(vi
        # 5.x headers associate
        #       _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
        #       _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
        cf_POSIX_C_SOURCE=200112L
        cf_XOPEN_SOURCE=600
-       CPPFLAGS="$CPPFLAGS -D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
+       cf_xopen_source="-D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
+       ;;
+hpux11*) #(vi
+       cf_xopen_source="-D_HPUX_SOURCE -D_XOPEN_SOURCE=500"
        ;;
 hpux*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
+       cf_xopen_source="-D_HPUX_SOURCE"
        ;;
 irix[[56]].*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_SGI_SOURCE"
+       cf_xopen_source="-D_SGI_SOURCE"
        ;;
-linux*|gnu*) #(vi
+linux*|gnu*|mint*|k*bsd*-gnu) #(vi
        CF_GNU_SOURCE
        ;;
 mirbsd*) #(vi
@@ -4943,16 +5783,16 @@ openbsd*) #(vi
        # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
        ;;
 osf[[45]]*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_OSF_SOURCE"
+       cf_xopen_source="-D_OSF_SOURCE"
        ;;
 nto-qnx*) #(vi
-       CPPFLAGS="$CPPFLAGS -D_QNX_SOURCE"
+       cf_xopen_source="-D_QNX_SOURCE"
        ;;
 sco*) #(vi
        # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
        ;;
 solaris*) #(vi
-       CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
+       cf_xopen_source="-D__EXTENSIONS__"
        ;;
 *)
        AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
@@ -4975,11 +5815,14 @@ make an error
        if test "$cf_cv_xopen_source" != no ; then
                CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
                CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
-               test "$cf_cv_cc_u_d_options" = yes && \
-                       CPPFLAGS="$CPPFLAGS -U_XOPEN_SOURCE"
-               CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_cv_xopen_source"
+               cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
+               CF_ADD_CFLAGS($cf_temp_xopen_source)
        fi
        CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
        ;;
 esac
+
+if test -n "$cf_xopen_source" ; then
+       CF_ADD_CFLAGS($cf_xopen_source)
+fi
 ])