ncurses 5.9 - patch 20140712
[ncurses.git] / aclocal.m4
index 1b4b72d082b8179b46ffe28cdfdcbfb45aa158a2..35423c64802d90682b3719cd31039bda9a6c0f61 100644 (file)
@@ -1,5 +1,5 @@
 dnl***************************************************************************
-dnl Copyright (c) 1998-2009,2010 Free Software Foundation, Inc.              *
+dnl Copyright (c) 1998-2013,2014 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 1.546 2010/10/23 20:14:30 tom Exp $
+dnl $Id: aclocal.m4,v 1.700 2014/06/21 21:50:00 tom Exp $
 dnl Macros used in NCURSES auto-configuration script.
 dnl
 dnl These macros are maintained separately from NCURSES.  The copyright on
@@ -62,7 +62,33 @@ AC_DEFUN([AM_LANGINFO_CODESET],
   fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADA_INCLUDE_DIRS version: 6 updated: 2010/02/26 19:52:07
+dnl CF_ACVERSION_CHECK version: 5 updated: 2014/06/04 19:11:49
+dnl ------------------
+dnl Conditionally generate script according to whether we're using a given autoconf.
+dnl
+dnl $1 = version to compare against
+dnl $2 = code to use if AC_ACVERSION is at least as high as $1.
+dnl $3 = code to use if AC_ACVERSION is older than $1.
+define([CF_ACVERSION_CHECK],
+[
+ifdef([AC_ACVERSION], ,[ifdef([AC_AUTOCONF_VERSION],[m4_copy([AC_AUTOCONF_VERSION],[AC_ACVERSION])],[m4_copy([m4_PACKAGE_VERSION],[AC_ACVERSION])])])dnl
+ifdef([m4_version_compare],
+[m4_if(m4_version_compare(m4_defn([AC_ACVERSION]), [$1]), -1, [$3], [$2])],
+[CF_ACVERSION_COMPARE(
+AC_PREREQ_CANON(AC_PREREQ_SPLIT([$1])),
+AC_PREREQ_CANON(AC_PREREQ_SPLIT(AC_ACVERSION)), AC_ACVERSION, [$2], [$3])])])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_ACVERSION_COMPARE version: 3 updated: 2012/10/03 18:39:53
+dnl --------------------
+dnl CF_ACVERSION_COMPARE(MAJOR1, MINOR1, TERNARY1,
+dnl                      MAJOR2, MINOR2, TERNARY2,
+dnl                      PRINTABLE2, not FOUND, FOUND)
+define([CF_ACVERSION_COMPARE],
+[ifelse(builtin([eval], [$2 < $5]), 1,
+[ifelse([$8], , ,[$8])],
+[ifelse([$9], , ,[$9])])])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_ADA_INCLUDE_DIRS version: 8 updated: 2013/10/14 04:24:07
 dnl -------------------
 dnl Construct the list of include-options for the C programs in the Ada95
 dnl binding.
@@ -76,7 +102,7 @@ if test "$GCC" != yes; then
        ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
 elif test "$includedir" != "/usr/include"; then
        if test "$includedir" = '${prefix}/include' ; then
-               if test $prefix != /usr ; then
+               if test x$prefix != x/usr ; then
                        ACPPFLAGS="$ACPPFLAGS -I\${includedir}"
                fi
        else
@@ -291,7 +317,7 @@ dnl $1 = libraries to add, with the "-l", etc.
 dnl $2 = variable to update (default $LIBS)
 AC_DEFUN([CF_ADD_LIBS],[ifelse($2,,LIBS,[$2])="$1 [$]ifelse($2,,LIBS,[$2])"])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ADD_SUBDIR_PATH version: 3 updated: 2010/07/03 20:58:12
+dnl CF_ADD_SUBDIR_PATH version: 4 updated: 2013/10/08 17:47:05
 dnl ------------------
 dnl Append to a search-list for a nonstandard header/lib-file
 dnl    $1 = the variable to return as result
@@ -301,9 +327,9 @@ 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 "x$4" != "x$5" && \
 test -d "$4" && \
-ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
+ifelse([$5],NONE,,[(test -z "$5" || test x$5 = xNONE || test "x$4" != "x$5") &&]) {
        test -n "$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"
@@ -313,76 +339,6 @@ ifelse([$5],NONE,,[(test $5 = NONE || test "$4" != "$5") &&]) {
 }
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ANSI_CC_CHECK version: 10 updated: 2010/10/23 15:52:32
-dnl ----------------
-dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES'
-dnl in the sharutils 4.2 distribution.
-AC_DEFUN([CF_ANSI_CC_CHECK],
-[
-AC_CACHE_CHECK(for ${CC:-cc} option to accept ANSI C, cf_cv_ansi_cc,[
-cf_cv_ansi_cc=no
-cf_save_CFLAGS="$CFLAGS"
-cf_save_CPPFLAGS="$CPPFLAGS"
-# Don't try gcc -ansi; that turns off useful extensions and
-# breaks some systems' header files.
-# AIX                  -qlanglvl=ansi
-# Ultrix and OSF/1     -std1
-# HP-UX                        -Aa -D_HPUX_SOURCE
-# SVR4                 -Xc
-# UnixWare 1.2         (cannot use -Xc, since ANSI/POSIX clashes)
-for cf_arg in "-DCC_HAS_PROTOS" \
-       "" \
-       -qlanglvl=ansi \
-       -std1 \
-       -Ae \
-       "-Aa -D_HPUX_SOURCE" \
-       -Xc
-do
-       CF_ADD_CFLAGS($cf_arg)
-       AC_TRY_COMPILE(
-[
-#ifndef CC_HAS_PROTOS
-#if !defined(__STDC__) || (__STDC__ != 1)
-choke me
-#endif
-#endif
-],[
-       int test (int i, double x);
-       struct s1 {int (*f) (int a);};
-       struct s2 {int (*f) (double a);};],
-       [cf_cv_ansi_cc="$cf_arg"; break])
-done
-CFLAGS="$cf_save_CFLAGS"
-CPPFLAGS="$cf_save_CPPFLAGS"
-])
-
-if test "$cf_cv_ansi_cc" != "no"; then
-if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
-       CF_ADD_CFLAGS($cf_cv_ansi_cc)
-else
-       AC_DEFINE(CC_HAS_PROTOS)
-fi
-fi
-])dnl
-dnl ---------------------------------------------------------------------------
-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
-dnl macros, since tools such as unproto can fake prototypes, but only part of
-dnl the preprocessor.
-AC_DEFUN([CF_ANSI_CC_REQD],
-[AC_REQUIRE([CF_ANSI_CC_CHECK])
-if test "$cf_cv_ansi_cc" = "no"; then
-       AC_MSG_ERROR(
-[Your compiler does not appear to recognize prototypes.
-You have the following choices:
-       a. adjust your compiler options
-       b. get an up-to-date compiler
-       c. use a wrapper such as unproto])
-fi
-])dnl
-dnl ---------------------------------------------------------------------------
 dnl CF_ARG_DISABLE version: 3 updated: 1999/03/30 17:24:31
 dnl --------------
 dnl Allow user to disable a normally-on option.
@@ -465,7 +421,7 @@ fi
 AC_SUBST(ARFLAGS)
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_AWK_BIG_PRINTF version: 3 updated: 2008/12/27 12:30:03
+dnl CF_AWK_BIG_PRINTF version: 4 updated: 2011/10/30 17:09:50
 dnl -----------------
 dnl Check if awk can handle big strings using printf.  Some older versions of
 dnl awk choke on large strings passed via "%s".
@@ -479,8 +435,8 @@ AC_DEFUN([CF_AWK_BIG_PRINTF],
                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
+               if ( ${AWK} 'BEGIN { xx = "x"; while (length(xx) < $1) { xx = xx "x"; }; printf("%s\n", xx); }' 2>/dev/null \
+                       | $AWK '{ printf "%d\n", length([$]0); }' 2>/dev/null | $AWK 'BEGIN { eqls=0; recs=0; } { recs++; if ([$]0 == 12000) eqls++; } END { if (recs != 1 || eqls != 1) exit 1; }' 2>/dev/null >/dev/null ) ; then
                        eval $2=yes
                else
                        eval $2=no
@@ -536,7 +492,7 @@ else        AC_MSG_RESULT(no)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_BOOL_SIZE version: 12 updated: 2006/12/16 12:33:30
+dnl CF_BOOL_SIZE version: 13 updated: 2013/04/13 18:03:21
 dnl ------------
 dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
 dnl Don't bother looking for bool.h, since it's been deprecated.
@@ -570,7 +526,7 @@ AC_CACHE_VAL(cf_cv_type_of_bool,[
 
 #endif
 
-main()
+int main()
 {
        FILE *fp = fopen("cf_test.out", "w");
        if (fp != 0) {
@@ -604,7 +560,7 @@ if test "$cf_cv_type_of_bool" = unknown ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_BUILD_CC version: 6 updated: 2006/10/14 15:23:15
+dnl CF_BUILD_CC version: 7 updated: 2012/10/06 15:31:55
 dnl -----------
 dnl If we're cross-compiling, allow the user to override the tools and their
 dnl options.  The configure script is oriented toward identifying the host
@@ -614,7 +570,8 @@ dnl
 dnl $1 = default for $CPPFLAGS
 dnl $2 = default for $LIBS
 AC_DEFUN([CF_BUILD_CC],[
-AC_REQUIRE([CF_PROG_EXT])
+CF_ACVERSION_CHECK(2.52,,
+       [AC_REQUIRE([CF_PROG_EXT])])
 if test "$cross_compiling" = yes ; then
 
        # defaults that we might want to override
@@ -695,7 +652,33 @@ AC_SUBST(BUILD_EXEEXT)
 AC_SUBST(BUILD_OBJEXT)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CFG_DEFAULTS version: 7 updated: 2005/09/24 16:15:00
+dnl CF_CC_ENV_FLAGS version: 1 updated: 2012/10/03 05:25:49
+dnl ---------------
+dnl Check for user's environment-breakage by stuffing CFLAGS/CPPFLAGS content
+dnl into CC.  This will not help with broken scripts that wrap the compiler with
+dnl options, but eliminates a more common category of user confusion.
+AC_DEFUN([CF_CC_ENV_FLAGS],
+[
+# This should have been defined by AC_PROG_CC
+: ${CC:=cc}
+
+AC_MSG_CHECKING(\$CC variable)
+case "$CC" in #(vi
+*[[\ \ ]]-[[IUD]]*)
+       AC_MSG_RESULT(broken)
+       AC_MSG_WARN(your environment misuses the CC variable to hold CFLAGS/CPPFLAGS options)
+       # humor him...
+       cf_flags=`echo "$CC" | sed -e 's/^[[^   ]]*[[   ]]//'`
+       CC=`echo "$CC" | sed -e 's/[[   ]].*//'`
+       CF_ADD_CFLAGS($cf_flags)
+       ;;
+*)
+       AC_MSG_RESULT(ok)
+       ;;
+esac
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_CFG_DEFAULTS version: 10 updated: 2013/09/07 13:54:05
 dnl ---------------
 dnl Determine the default configuration into which we'll install ncurses.  This
 dnl can be overridden by the user's command-line options.  There's two items to
@@ -713,7 +696,7 @@ AC_MSG_CHECKING(for prefix)
 if test "x$prefix" = "xNONE" ; then
        case "$cf_cv_system_name" in
                # non-vendor systems don't have a conflict
-       openbsd*|freebsd*|linux*|cygwin*|k*bsd*-gnu)
+       openbsd*|freebsd*|mirbsd*|linux*|cygwin*|msys*|k*bsd*-gnu|mingw*)
                prefix=/usr
                ;;
        *)      prefix=$ac_default_prefix
@@ -749,30 +732,51 @@ AC_MSG_RESULT($includedir)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CGETENT version: 3 updated: 2000/08/12 23:18:52
+dnl CF_CGETENT version: 5 updated: 2012/10/06 17:56:13
 dnl ----------
 dnl Check if the terminal-capability database functions are available.  If not,
 dnl ncurses has a much-reduced version.
 AC_DEFUN([CF_CGETENT],[
-AC_MSG_CHECKING(for terminal-capability database functions)
-AC_CACHE_VAL(cf_cv_cgetent,[
+AC_CACHE_CHECK(for terminal-capability database functions,cf_cv_cgetent,[
 AC_TRY_LINK([
 #include <stdlib.h>],[
        char temp[128];
        char *buf = temp;
        char *db_array = temp;
-       cgetent(&buf, /* int *, */ &db_array, "vt100");
+       cgetent(&buf, &db_array, "vt100");
        cgetcap(buf, "tc", '=');
        cgetmatch(buf, "tc");
        ],
        [cf_cv_cgetent=yes],
        [cf_cv_cgetent=no])
 ])
-AC_MSG_RESULT($cf_cv_cgetent)
-test "$cf_cv_cgetent" = yes && AC_DEFINE(HAVE_BSD_CGETENT)
+
+if test "$cf_cv_cgetent" = yes
+then
+       AC_DEFINE(HAVE_BSD_CGETENT,1,[Define to 1 if we have BSD cgetent])
+AC_CACHE_CHECK(if cgetent uses const parameter,cf_cv_cgetent_const,[
+AC_TRY_LINK([
+#include <stdlib.h>],[
+       char temp[128];
+       char *buf = temp;
+#ifndef _NETBSD_SOURCE                 /* given, since April 2004 in stdlib.h */
+       const char *db_array = temp;
+       cgetent(&buf, &db_array, "vt100");
+#endif
+       cgetcap(buf, "tc", '=');
+       cgetmatch(buf, "tc");
+       ],
+       [cf_cv_cgetent_const=yes],
+       [cf_cv_cgetent_const=no])
+])
+       if test "$cf_cv_cgetent_const" = yes
+       then
+               AC_DEFINE_UNQUOTED(CGETENT_CONST,const,[Define to const if needed for some BSD cgetent variations])
+       fi
+fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CHECK_CACHE version: 11 updated: 2008/03/23 14:45:59
+dnl CF_CHECK_CACHE version: 12 updated: 2012/10/02 20:55:03
 dnl --------------
 dnl Check if we're accidentally using a cache from a different machine.
 dnl Derive the system name, as a check for reusing the autoconf cache.
@@ -795,7 +799,7 @@ else
                system_name="`(hostname) 2>/dev/null`"
        fi
 fi
-test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
+test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name",[Define to the system name.])
 AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
 
 test -z "$system_name" && system_name="$cf_cv_system_name"
@@ -908,7 +912,82 @@ if test "$cf_cv_check_gpm_wgetch" != yes ; then
 fi
 ])])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CPP_PARAM_INIT version: 4 updated: 2001/04/07 22:31:18
+dnl CF_CHECK_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
+dnl ------------------------
+dnl Show the version of libtool
+dnl
+dnl Save the version in a cache variable - this is not entirely a good thing,
+dnl but the version string from libtool is very ugly, and for bug reports it
+dnl might be useful to have the original string.
+AC_DEFUN([CF_CHECK_LIBTOOL_VERSION],[
+if test -n "$LIBTOOL" && test "$LIBTOOL" != none
+then
+       AC_MSG_CHECKING(version of $LIBTOOL)
+       CF_LIBTOOL_VERSION
+       AC_MSG_RESULT($cf_cv_libtool_version)
+       if test -z "$cf_cv_libtool_version" ; then
+               AC_MSG_ERROR(This is not GNU libtool)
+       fi
+else
+       AC_MSG_ERROR(GNU libtool has not been found)
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_CHECK_WCHAR_H version: 1 updated: 2011/10/29 15:01:05
+dnl ----------------
+dnl Check if wchar.h can be used, i.e., without defining _XOPEN_SOURCE_EXTENDED
+AC_DEFUN([CF_CHECK_WCHAR_H],[
+AC_CACHE_CHECK(if wchar.h can be used as is,cf_cv_wchar_h_okay,[
+AC_TRY_COMPILE(
+[
+#include <stdlib.h>
+#include <wchar.h>
+],[
+       wint_t foo = 0;
+       int bar = iswpunct(foo)],
+       [cf_cv_wchar_h_okay=yes],
+       [cf_cv_wchar_h_okay=no])])
+
+if test $cf_cv_wchar_h_okay = no
+then
+       CF_PREDEFINE(_XOPEN_SOURCE_EXTENDED)
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_CLANG_COMPILER version: 2 updated: 2013/11/19 19:23:35
+dnl -----------------
+dnl Check if the given compiler is really clang.  clang's C driver defines
+dnl __GNUC__ (fooling the configure script into setting $GCC to yes) but does
+dnl not ignore some gcc options.
+dnl
+dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
+dnl ensure that it is not mistaken for gcc/g++.  It is normally invoked from
+dnl the wrappers for gcc and g++ warnings.
+dnl
+dnl $1 = GCC (default) or GXX
+dnl $2 = CLANG_COMPILER (default)
+dnl $3 = CFLAGS (default) or CXXFLAGS
+AC_DEFUN([CF_CLANG_COMPILER],[
+ifelse([$2],,CLANG_COMPILER,[$2])=no
+
+if test "$ifelse([$1],,[$1],GCC)" = yes ; then
+       AC_MSG_CHECKING(if this is really Clang ifelse([$1],GXX,C++,C) compiler)
+       cf_save_CFLAGS="$ifelse([$3],,CFLAGS,[$3])"
+       ifelse([$3],,CFLAGS,[$3])="$ifelse([$3],,CFLAGS,[$3]) -Qunused-arguments"
+       AC_TRY_COMPILE([],[
+#ifdef __clang__
+#else
+make an error
+#endif
+],[ifelse([$2],,CLANG_COMPILER,[$2])=yes
+cf_save_CFLAGS="$cf_save_CFLAGS -Qunused-arguments"
+],[])
+       ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
+       AC_MSG_RESULT($ifelse([$2],,CLANG_COMPILER,[$2]))
+fi
+])
+dnl ---------------------------------------------------------------------------
+dnl CF_CPP_PARAM_INIT version: 6 updated: 2012/10/06 17:56:13
 dnl -----------------
 dnl Check if the C++ compiler accepts duplicate parameter initialization.  This
 dnl is a late feature for the standard and is not in some recent compilers
@@ -932,7 +1011,7 @@ TEST::TEST(int x = 1)      // some compilers do not like second initializer
 {
        value = x;
 }
-void main() { }
+int main() { }
 ],
        [cf_cv_cpp_param_init=yes],
        [cf_cv_cpp_param_init=no],
@@ -940,10 +1019,10 @@ void main() { }
        AC_LANG_RESTORE
 ])
 fi
-test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT)
+test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT,1,[Define to 1 if C++ has parameter initialization])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_CPP_STATIC_CAST version: 1 updated: 2005/07/23 16:52:43
+dnl CF_CPP_STATIC_CAST version: 3 updated: 2013/04/13 18:03:21
 dnl ------------------
 dnl Check if the C++ compiler accepts static_cast in generics.  This appears to
 dnl not be supported in g++ before 3.0
@@ -965,7 +1044,7 @@ public:
               int begin_x = 0)
   {
   }
-
+  NCursesPanel();
   ~NCursesPanel();
 };
 
@@ -996,10 +1075,58 @@ public:
 
 fi
 
-test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST)
+test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST,1,[Define to 1 if C++ has static_cast])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_C_INLINE version: 3 updated: 2010/05/01 15:14:41
+dnl CF_CXX_AR_FLAGS version: 1 updated: 2011/10/29 08:35:34
+dnl ---------------
+dnl Setup special archiver flags for given compilers.
+AC_DEFUN([CF_CXX_AR_FLAGS],[
+       CXX_AR='$(AR)'
+       CXX_ARFLAGS='$(ARFLAGS)'
+       case $cf_cv_system_name in #(vi
+       irix*) #(vi
+           if test "$GXX" != yes ; then
+               CXX_AR='$(CXX)'
+               CXX_ARFLAGS='-ar -o'
+           fi
+           ;;
+       sco3.2v5*) #(vi
+           CXXLDFLAGS="-u main"
+           ;;
+       solaris2*)
+           if test "$GXX" != yes ; then
+               CXX_AR='$(CXX)'
+               CXX_ARFLAGS='-xar -o'
+           fi
+           ;;
+       esac
+       AC_SUBST(CXXLDFLAGS)
+       AC_SUBST(CXX_AR)
+       AC_SUBST(CXX_ARFLAGS)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_CXX_IOSTREAM_NAMESPACE version: 2 updated: 2012/10/06 17:56:13
+dnl -------------------------
+dnl For c++, check if iostream uses "std::" namespace.
+AC_DEFUN([CF_CXX_IOSTREAM_NAMESPACE],[
+AC_CHECK_HEADERS(iostream)
+if test x"$ac_cv_header_iostream" = xyes ; then
+       AC_MSG_CHECKING(if iostream uses std-namespace)
+       AC_TRY_COMPILE([
+#include <iostream>
+using std::endl;
+using std::cerr;],[
+cerr << "testing" << endl;
+],[cf_iostream_namespace=yes],[cf_iostream_namespace=no])
+       AC_MSG_RESULT($cf_iostream_namespace)
+       if test "$cf_iostream_namespace" = yes ; then
+               AC_DEFINE(IOSTREAM_NAMESPACE,1,[Define to 1 if C++ has namespace iostream])
+       fi
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_C_INLINE version: 4 updated: 2012/06/16 14:55:39
 dnl -----------
 dnl Check if the C compiler supports "inline".
 dnl $1 is the name of a shell variable to set if inline is supported
@@ -1010,6 +1137,9 @@ $1=
 if test "$ac_cv_c_inline" != no ; then
   $1=inline
   if test "$INTEL_COMPILER" = yes
+  then
+    :
+  elif test "$CLANG_COMPILER" = yes
   then
     :
   elif test "$GCC" = yes
@@ -1057,7 +1187,55 @@ done
 AC_SUBST(DIRS_TO_MAKE)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_DISABLE_LEAKS version: 6 updated: 2010/07/23 04:14:32
+dnl CF_DISABLE_ECHO version: 12 updated: 2012/10/06 16:30:28
+dnl ---------------
+dnl You can always use "make -n" to see the actual options, but it's hard to
+dnl pick out/analyze warning messages when the compile-line is long.
+dnl
+dnl Sets:
+dnl    ECHO_LT - symbol to control if libtool is verbose
+dnl    ECHO_LD - symbol to prefix "cc -o" lines
+dnl    RULE_CC - symbol to put before implicit "cc -c" lines (e.g., .c.o)
+dnl    SHOW_CC - symbol to put before explicit "cc -c" lines
+dnl    ECHO_CC - symbol to put before any "cc" line
+dnl
+AC_DEFUN([CF_DISABLE_ECHO],[
+AC_MSG_CHECKING(if you want to see long compiling messages)
+CF_ARG_DISABLE(echo,
+       [  --disable-echo          do not display "compiling" commands],
+       [
+    ECHO_LT='--silent'
+    ECHO_LD='@echo linking [$]@;'
+    RULE_CC='@echo compiling [$]<'
+    SHOW_CC='@echo compiling [$]@'
+    ECHO_CC='@'
+],[
+    ECHO_LT=''
+    ECHO_LD=''
+    RULE_CC=''
+    SHOW_CC=''
+    ECHO_CC=''
+])
+AC_MSG_RESULT($enableval)
+AC_SUBST(ECHO_LT)
+AC_SUBST(ECHO_LD)
+AC_SUBST(RULE_CC)
+AC_SUBST(SHOW_CC)
+AC_SUBST(ECHO_CC)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_DISABLE_GNAT_PROJECTS version: 1 updated: 2014/06/01 11:34:00
+dnl ------------------------
+AC_DEFUN([CF_DISABLE_GNAT_PROJECTS],[
+AC_MSG_CHECKING(if we want to use GNAT projects)
+CF_ARG_DISABLE(gnat-projects,
+       [  --disable-gnat-projects test: disable GNAT projects even if usable],
+       [enable_gnat_projects=no],
+       [enable_gnat_projects=yes])
+AC_MSG_RESULT($enable_gnat_projects)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_DISABLE_LEAKS version: 7 updated: 2012/10/02 20:55:03
 dnl ----------------
 dnl Combine no-leak checks with the libraries or tools that are used for the
 dnl checks.
@@ -1075,8 +1253,8 @@ AC_ARG_ENABLE(leaks,
 AC_MSG_RESULT($with_no_leaks)
 
 if test "$with_no_leaks" = yes ; then
-       AC_DEFINE(NO_LEAKS)
-       AC_DEFINE(YY_NO_LEAKS)
+       AC_DEFINE(NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
+       AC_DEFINE(YY_NO_LEAKS,1,[Define to 1 if you want to perform memory-leak testing.])
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
@@ -1104,7 +1282,7 @@ fi
 AC_SUBST(LIBTOOL_VERSION)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_DISABLE_RPATH_HACK version: 1 updated: 2010/04/11 10:54:00
+dnl CF_DISABLE_RPATH_HACK version: 2 updated: 2011/02/13 13:31:33
 dnl ---------------------
 dnl The rpath-hack makes it simpler to build programs, particularly with the
 dnl *BSD ports which may have essential libraries in unusual places.  But it
@@ -1112,7 +1290,7 @@ dnl can interfere with building an executable for the base system.  Use this
 dnl option in that case.
 AC_DEFUN([CF_DISABLE_RPATH_HACK],
 [
-AC_MSG_CHECKING(if rpath should be not be set)
+AC_MSG_CHECKING(if rpath-hack should be disabled)
 CF_ARG_DISABLE(rpath-hack,
        [  --disable-rpath-hack    don't add rpath options for additional libraries],
        [cf_disable_rpath_hack=yes],
@@ -1123,6 +1301,30 @@ if test "$cf_disable_rpath_hack" = no ; then
 fi
 ])
 dnl ---------------------------------------------------------------------------
+dnl CF_ENABLE_PC_FILES version: 9 updated: 2012/08/04 13:59:54
+dnl ------------------
+dnl This is the "--enable-pc-files" option, which is available if there is a
+dnl pkg-config configuration on the local machine.
+AC_DEFUN([CF_ENABLE_PC_FILES],[
+AC_REQUIRE([CF_PKG_CONFIG])
+AC_REQUIRE([CF_WITH_PKG_CONFIG_LIBDIR])
+
+if test "$PKG_CONFIG" != none ; then
+       AC_MSG_CHECKING(if we should install .pc files for $PKG_CONFIG)
+       AC_ARG_ENABLE(pc-files,
+               [  --enable-pc-files       generate and install .pc files for pkg-config],
+               [enable_pc_files=$enableval],
+               [enable_pc_files=no])
+       AC_MSG_RESULT($enable_pc_files)
+       if test "$enable_pc_files" != no
+       then
+               CF_PATH_SYNTAX(PKG_CONFIG_LIBDIR)
+       fi
+else
+       enable_pc_files=no
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_ENABLE_RPATH version: 2 updated: 2010/03/27 18:39:42
 dnl ---------------
 dnl Check if the rpath option should be used, setting cache variable
@@ -1137,6 +1339,37 @@ AC_ARG_ENABLE(rpath,
 AC_MSG_RESULT($cf_cv_enable_rpath)
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_ENABLE_STRING_HACKS version: 3 updated: 2013/01/26 16:26:12
+dnl ----------------------
+dnl On a few platforms, the compiler and/or loader nags with untruthful
+dnl comments stating that "most" uses of strcat/strcpy/sprintf are incorrect,
+dnl and implying that most uses of the recommended alternatives are correct.
+dnl
+dnl Factually speaking, no one has actually counted the number of uses of these
+dnl functions versus the total of incorrect uses.  Samples of a few thousand
+dnl instances are meaningless compared to the hundreds of millions of lines of
+dnl existing C code.
+dnl
+dnl strlcat/strlcpy are (as of 2012) non-standard, and are available on some
+dnl platforms, in implementations of varying quality.  Likewise, snprintf is
+dnl standard - but evolved through phases, and older implementations are likely
+dnl to yield surprising results, as documented in manpages on various systems.
+AC_DEFUN([CF_ENABLE_STRING_HACKS],
+[
+AC_MSG_CHECKING(if you want to work around bogus compiler/loader warnings)
+AC_ARG_ENABLE(string-hacks,
+       [  --enable-string-hacks   work around bogus compiler/loader warnings],
+       [with_string_hacks=$enableval],
+       [with_string_hacks=no])
+AC_MSG_RESULT($with_string_hacks)
+
+if test "x$with_string_hacks" = "xyes"; then
+       AC_DEFINE(USE_STRING_HACKS,1,[Define to 1 to work around bogus compiler/loader warnings])
+       AC_MSG_WARN(enabling string-hacks to work around bogus compiler/loader warnings)
+       AC_CHECK_FUNCS( strlcat strlcpy snprintf )
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
 dnl --------
 dnl Check if 'errno' is declared in <errno.h>
@@ -1145,7 +1378,7 @@ AC_DEFUN([CF_ERRNO],
 CF_CHECK_ERRNO(errno)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ETIP_DEFINES version: 3 updated: 2003/03/22 19:13:43
+dnl CF_ETIP_DEFINES version: 5 updated: 2012/02/18 17:51:07
 dnl ---------------
 dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
 dnl math.h and builtin.h, only for ncurses
@@ -1154,11 +1387,17 @@ AC_DEFUN([CF_ETIP_DEFINES],
 AC_MSG_CHECKING(for special defines needed for etip.h)
 cf_save_CXXFLAGS="$CXXFLAGS"
 cf_result="none"
+
+# etip.h includes ncurses.h which includes ncurses_dll.h
+# But ncurses_dll.h is generated - fix here.
+test -d include || mkdir include
+test -f include/ncurses_dll.h || sed -e 's/@NCURSES_WRAP_PREFIX@/'$NCURSES_WRAP_PREFIX'/g' ${srcdir}/include/ncurses_dll.h.in >include/ncurses_dll.h
+
 for cf_math in "" MATH_H
 do
 for cf_excp in "" MATH_EXCEPTION
 do
-       CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -I${srcdir}/include"
+       CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -Iinclude -I${srcdir}/include"
        test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
        test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
 AC_TRY_COMPILE([
@@ -1167,7 +1406,7 @@ AC_TRY_COMPILE([
        test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
        test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
        cf_result="$cf_math $cf_excp"
-       break
+       break 2
 ],[])
 done
 done
@@ -1305,7 +1544,69 @@ ifelse([$5],,AC_MSG_WARN(Cannot find $3 library),[$5])
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_FUNC_DLSYM version: 2 updated: 2010/05/29 16:31:02
+dnl CF_FIND_SUB_INCDIR version: 1 updated: 2014/04/12 16:47:01
+dnl ------------------
+dnl Find an include-directory with the given leaf-name.  This is useful for
+dnl example with FreeBSD ports, which use this convention to distinguish
+dnl different versions of the same port.
+AC_DEFUN([CF_FIND_SUB_INCDIR],[
+       CF_SUBDIR_PATH(cf_search,$1,include)
+       for cf_item in $cf_search
+       do
+               case $cf_item in #(vi
+               */$1)
+                       CF_ADD_INCDIR($cf_item)
+                       ;;
+               esac
+       done
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_FIND_SUB_LIBDIR version: 1 updated: 2014/04/12 16:47:01
+dnl ------------------
+dnl Find a library-directory with the given leaf-name.  This is useful for
+dnl example with FreeBSD ports, which use this convention to distinguish
+dnl different versions of the same port.
+AC_DEFUN([CF_FIND_SUB_LIBDIR],[
+       CF_SUBDIR_PATH(cf_search,$1,lib)
+       for cf_item in $cf_search
+       do
+               case $cf_item in #(vi
+               */$1)
+                       CF_ADD_LIBDIR($cf_item)
+                       ;;
+               esac
+       done
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_FIXUP_ADAFLAGS version: 1 updated: 2012/03/31 18:48:10
+dnl -----------------
+dnl make ADAFLAGS consistent with CFLAGS
+AC_DEFUN([CF_FIXUP_ADAFLAGS],[
+       AC_MSG_CHECKING(optimization options for ADAFLAGS)
+       case "$CFLAGS" in
+       *-g*)
+               CF_ADD_ADAFLAGS(-g)
+               ;;
+       esac
+       case "$CFLAGS" in
+       *-O*)
+               cf_O_flag=`echo "$CFLAGS" |sed -e 's/^.*-O/-O/' -e 's/[[        ]].*//'`
+               CF_ADD_ADAFLAGS($cf_O_flag)
+               ;;
+       esac
+       AC_MSG_RESULT($ADAFLAGS)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_FORGET_TOOL version: 1 updated: 2013/04/06 18:03:09
+dnl --------------
+dnl Forget that we saw the given tool.
+AC_DEFUN([CF_FORGET_TOOL],[
+unset ac_cv_prog_ac_ct_$1
+unset ac_ct_$1
+unset $1
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_FUNC_DLSYM version: 3 updated: 2012/10/06 11:17:15
 dnl -------------
 dnl Test for dlsym() and related functions, as well as libdl.
 dnl
@@ -1332,7 +1633,7 @@ if test "$cf_have_dlsym" = yes ; then
                        dlclose(obj);
                        }
                }],[
-               AC_DEFINE(HAVE_LIBDL)],[
+               AC_DEFINE(HAVE_LIBDL,1,[Define to 1 if we have dl library])],[
                AC_MSG_ERROR(Cannot link test program for libdl)])
        AC_MSG_RESULT(ok)
 else
@@ -1340,7 +1641,7 @@ else
 fi
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_FUNC_MEMMOVE version: 7 updated: 2006/12/16 12:33:30
+dnl CF_FUNC_MEMMOVE version: 8 updated: 2012/10/04 20:12:20
 dnl ---------------
 dnl Check for memmove, or a bcopy that can handle overlapping copy.  If neither
 dnl is found, add our own version of memmove to the list of objects.
@@ -1365,13 +1666,13 @@ int main() {
                ])
        ],[cf_cv_good_bcopy=no])
        if test "$cf_cv_good_bcopy" = yes ; then
-               AC_DEFINE(USE_OK_BCOPY)
+               AC_DEFINE(USE_OK_BCOPY,1,[Define to 1 to use bcopy when memmove is unavailable])
        else
-               AC_DEFINE(USE_MY_MEMMOVE)
+               AC_DEFINE(USE_MY_MEMMOVE,1,[Define to 1 to use replacement function when memmove is unavailable])
        fi
 ])])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_FUNC_NANOSLEEP version: 3 updated: 2006/12/16 12:33:30
+dnl CF_FUNC_NANOSLEEP version: 4 updated: 2012/10/06 17:56:13
 dnl -----------------
 dnl Check for existence of workable nanosleep() function.  Some systems, e.g.,
 dnl AIX 4.x, provide a non-working version.
@@ -1402,7 +1703,7 @@ int main() {
        [cf_cv_func_nanosleep=no],
        [cf_cv_func_nanosleep=unknown])])
 
-test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP)
+test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP,1,[Define to 1 if we have nanosleep()])
 ])
 dnl ---------------------------------------------------------------------------
 dnl CF_FUNC_OPENPTY version: 3 updated: 2010/05/29 16:31:02
@@ -1433,14 +1734,17 @@ AC_CACHE_CHECK(for openpty header,cf_cv_func_openpty,[
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_FUNC_POLL version: 4 updated: 2006/12/16 12:33:30
+dnl CF_FUNC_POLL version: 8 updated: 2012/10/04 05:24:07
 dnl ------------
 dnl See if the poll function really works.  Some platforms have poll(), but
 dnl it does not work for terminals or files.
 AC_DEFUN([CF_FUNC_POLL],[
 AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
 AC_TRY_RUN([
+#include <stdlib.h>
 #include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
 #ifdef HAVE_POLL_H
 #include <poll.h>
 #else
@@ -1450,19 +1754,42 @@ int main() {
        struct pollfd myfds;
        int ret;
 
-       myfds.fd = 0;
+       /* check for Darwin bug with respect to "devices" */
+       myfds.fd = open("/dev/null", 1);        /* O_WRONLY */
+       if (myfds.fd < 0)
+               myfds.fd = 0;
        myfds.events = POLLIN;
+       myfds.revents = 0;
 
        ret = poll(&myfds, 1, 100);
-       ${cf_cv_main_return:-return}(ret != 0);
+
+       if (ret < 0 || (myfds.revents & POLLNVAL)) {
+               ret = -1;
+       } else {
+               int fd = 0;
+               if (!isatty(fd)) {
+                       fd = open("/dev/tty", 2);       /* O_RDWR */
+               }
+
+               if (fd >= 0) {
+                       /* also check with standard input */
+                       myfds.fd = fd;
+                       myfds.events = POLLIN;
+                       myfds.revents = 0;
+                       ret = poll(&myfds, 1, 100);
+               } else {
+                       ret = -1;
+               }
+       }
+       ${cf_cv_main_return:-return}(ret < 0);
 }],
        [cf_cv_working_poll=yes],
        [cf_cv_working_poll=no],
        [cf_cv_working_poll=unknown])])
-test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL)
+test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL,1,[Define to 1 if the poll function seems to work])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_FUNC_TERMIOS version: 2 updated: 2000/07/22 23:37:24
+dnl CF_FUNC_TERMIOS version: 3 updated: 2012/10/06 17:56:13
 dnl ---------------
 dnl Some old/broken variations define tcgetattr() only as a macro in
 dnl termio(s).h
@@ -1488,10 +1815,10 @@ TTY foo;
 tcgetattr(1, &foo);],
 [cf_cv_have_tcgetattr=yes],
 [cf_cv_have_tcgetattr=no])])
-test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR)
+test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR,1,[Define to 1 if we have tcgetattr])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_FUNC_VSSCANF version: 3 updated: 2001/12/19 00:50:10
+dnl CF_FUNC_VSSCANF version: 4 updated: 2012/10/06 17:56:13
 dnl ---------------
 dnl Check for vsscanf() function, which is in c9x but generally not in earlier
 dnl versions of C.  It is in the GNU C library, and can often be simulated by
@@ -1529,14 +1856,14 @@ AC_TRY_LINK([
 cf_cv_func_vsscanf=no])])])])
 
 case $cf_cv_func_vsscanf in #(vi
-vsscanf) AC_DEFINE(HAVE_VSSCANF);; #(vi
-vfscanf) AC_DEFINE(HAVE_VFSCANF);; #(vi
-_doscan) AC_DEFINE(HAVE__DOSCAN);;
+vsscanf) AC_DEFINE(HAVE_VSSCANF,1,[Define to 1 if we have vsscanf]);; #(vi
+vfscanf) AC_DEFINE(HAVE_VFSCANF,1,[Define to 1 if we have vfscanf]);; #(vi
+_doscan) AC_DEFINE(HAVE__DOSCAN,1,[Define to 1 if we have _doscan]);;
 esac
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GCC_ATTRIBUTES version: 14 updated: 2010/10/23 15:52:32
+dnl CF_GCC_ATTRIBUTES version: 16 updated: 2012/10/02 20:55:03
 dnl -----------------
 dnl Test for availability of useful gcc __attribute__ directives to quiet
 dnl compiler warnings.  Though useful, not all are supported -- and contrary
@@ -1614,27 +1941,27 @@ EOF
                        test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
                        cat conftest.h >>confdefs.h
                        case $cf_attribute in #(vi
+                       noreturn) #(vi
+                               AC_DEFINE_UNQUOTED(GCC_NORETURN,$cf_directive,[Define to noreturn-attribute for gcc])
+                               ;;
                        printf) #(vi
-                               if test "$cf_printf_attribute" = no ; then
-                                       cat >>confdefs.h <<EOF
-#define GCC_PRINTFLIKE(fmt,var) /* nothing */
-EOF
-                               else
-                                       cat >>confdefs.h <<EOF
-#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
-EOF
+                               cf_value='/* nothing */'
+                               if test "$cf_printf_attribute" != no ; then
+                                       cf_value='__attribute__((format(printf,fmt,var)))'
+                                       AC_DEFINE(GCC_PRINTF,1,[Define to 1 if the compiler supports gcc-like printf attribute.])
                                fi
+                               AC_DEFINE_UNQUOTED(GCC_PRINTFLIKE(fmt,var),$cf_value,[Define to printf-attribute for gcc])
                                ;;
                        scanf) #(vi
-                               if test "$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
+                               cf_value='/* nothing */'
+                               if test "$cf_scanf_attribute" != no ; then
+                                       cf_value='__attribute__((format(scanf,fmt,var)))'
+                                       AC_DEFINE(GCC_SCANF,1,[Define to 1 if the compiler supports gcc-like scanf attribute.])
                                fi
+                               AC_DEFINE_UNQUOTED(GCC_SCANFLIKE(fmt,var),$cf_value,[Define to sscanf-attribute for gcc])
+                               ;;
+                       unused) #(vi
+                               AC_DEFINE_UNQUOTED(GCC_UNUSED,$cf_directive,[Define to unused-attribute for gcc])
                                ;;
                        esac
                fi
@@ -1646,7 +1973,7 @@ rm -rf conftest*
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GCC_VERSION version: 5 updated: 2010/04/24 11:02:31
+dnl CF_GCC_VERSION version: 7 updated: 2012/10/18 06:46:33
 dnl --------------
 dnl Find version of gcc
 AC_DEFUN([CF_GCC_VERSION],[
@@ -1654,13 +1981,13 @@ AC_REQUIRE([AC_PROG_CC])
 GCC_VERSION=none
 if test "$GCC" = yes ; then
        AC_MSG_CHECKING(version of $CC)
-       GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
+       GCC_VERSION="`${CC} --version 2>/dev/null | sed -e '2,$d' -e 's/^.*(GCC[[^)]]*) //' -e 's/^.*(Debian[[^)]]*) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
        test -z "$GCC_VERSION" && GCC_VERSION=unknown
        AC_MSG_RESULT($GCC_VERSION)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GCC_WARNINGS version: 27 updated: 2010/10/23 15:52:32
+dnl CF_GCC_WARNINGS version: 31 updated: 2013/11/19 19:23:35
 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:
@@ -1683,6 +2010,7 @@ AC_DEFUN([CF_GCC_WARNINGS],
 [
 AC_REQUIRE([CF_GCC_VERSION])
 CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
+CF_CLANG_COMPILER(GCC,CLANG_COMPILER,CFLAGS)
 
 cat > conftest.$ac_ext <<EOF
 #line __oline__ "${as_me:-configure}"
@@ -1731,10 +2059,14 @@ then
        EXTRA_CFLAGS=
        cf_warn_CONST=""
        test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
+       cf_gcc_warnings="Wignored-qualifiers Wlogical-op Wvarargs"
+       test "x$CLANG_COMPILER" = xyes && cf_gcc_warnings=
        for cf_opt in W Wall \
                Wbad-function-cast \
                Wcast-align \
                Wcast-qual \
+               Wdeclaration-after-statement \
+               Wextra \
                Winline \
                Wmissing-declarations \
                Wmissing-prototypes \
@@ -1742,7 +2074,7 @@ then
                Wpointer-arith \
                Wshadow \
                Wstrict-prototypes \
-               Wundef $cf_warn_CONST $1
+               Wundef $cf_gcc_warnings $cf_warn_CONST $1
        do
                CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
                if AC_TRY_EVAL(ac_compile); then
@@ -1758,6 +2090,13 @@ then
                                        continue;;
                                esac
                                ;;
+                       Wpointer-arith) #(vi
+                               case $GCC_VERSION in
+                               [[12]].*)
+                                       CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
+                                       continue;;
+                               esac
+                               ;;
                        esac
                        EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
                fi
@@ -1769,36 +2108,209 @@ rm -rf conftest*
 AC_SUBST(EXTRA_CFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_PRAGMA_UNREF version: 1 updated: 2010/06/19 15:22:18
-dnl --------------------
-dnl Check if the gnat pragma "Unreferenced" works.
-AC_DEFUN([CF_GNAT_PRAGMA_UNREF],[
-AC_CACHE_CHECK(if GNAT pragma Unreferenced works,cf_cv_pragma_unreferenced,[
-CF_GNAT_TRY_LINK([procedure conftest;],
-[with Text_IO;
-with GNAT.OS_Lib;
-procedure conftest is
-   test : Integer;
-   pragma Unreferenced (test);
-begin
-   test := 1;
-   Text_IO.Put ("Hello World");
-   Text_IO.New_Line;
-   GNAT.OS_Lib.OS_Exit (0);
-end conftest;],
-       [cf_cv_pragma_unreferenced=yes],
-       [cf_cv_pragma_unreferenced=no])])
+dnl CF_GETOPT_HEADER version: 5 updated: 2012/10/06 16:39:58
+dnl ----------------
+dnl Check for getopt's variables which are commonly defined in stdlib.h,
+dnl unistd.h or (nonstandard) in getopt.h
+AC_DEFUN([CF_GETOPT_HEADER],
+[
+AC_HAVE_HEADERS(unistd.h getopt.h)
+AC_CACHE_CHECK(for header declaring getopt variables,cf_cv_getopt_header,[
+cf_cv_getopt_header=none
+for cf_header in stdio.h stdlib.h unistd.h getopt.h
+do
+AC_TRY_COMPILE([
+#include <$cf_header>],
+[int x = optind; char *y = optarg],
+[cf_cv_getopt_header=$cf_header
+ break])
+done
+])
+if test $cf_cv_getopt_header != none ; then
+       AC_DEFINE(HAVE_GETOPT_HEADER,1,[Define to 1 if we need to include getopt.h])
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_GNAT_GENERICS version: 2 updated: 2011/03/23 20:24:41
+dnl ----------------
+AC_DEFUN([CF_GNAT_GENERICS],
+[
+AC_REQUIRE([CF_GNAT_VERSION])
+
+AC_MSG_CHECKING(if GNAT supports generics)
+case $cf_gnat_version in #(vi
+3.[[1-9]]*|[[4-9]].*) #(vi
+       cf_gnat_generics=yes
+       ;;
+*)
+       cf_gnat_generics=no
+       ;;
+esac
+AC_MSG_RESULT($cf_gnat_generics)
+
+if test "$cf_gnat_generics" = yes
+then
+       cf_compile_generics=generics
+       cf_generic_objects="\${GENOBJS}"
+else
+       cf_compile_generics=
+       cf_generic_objects=
+fi
 
-# if the pragma is supported, use it (needed in the Trace code).
-if test $cf_cv_pragma_unreferenced = yes ; then
-       PRAGMA_UNREF=TRUE
+AC_SUBST(cf_compile_generics)
+AC_SUBST(cf_generic_objects)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_GNAT_PROJECTS version: 7 updated: 2014/06/01 10:46:34
+dnl ----------------
+dnl GNAT projects are configured with ".gpr" project files.
+dnl GNAT libraries are a further development, using the project feature.
+AC_DEFUN([CF_GNAT_PROJECTS],
+[
+AC_REQUIRE([CF_GNAT_VERSION])
+AC_REQUIRE([CF_DISABLE_GNAT_PROJECTS])
+
+cf_gnat_libraries=no
+cf_gnat_projects=no
+
+if test "$enable_gnat_projects" != no ; then
+AC_MSG_CHECKING(if GNAT supports project files)
+case $cf_gnat_version in #(vi
+3.[[0-9]]*) #(vi
+       ;;
+*)
+       case $cf_cv_system_name in #(vi
+       cygwin*|msys*) #(vi
+               ;;
+       *)
+               mkdir conftest.src conftest.bin conftest.lib
+               cd conftest.src
+               rm -rf conftest* *~conftest*
+               cat >>library.gpr <<CF_EOF
+project Library is
+  Kind := External ("LIB_KIND");
+  for Library_Name use "ConfTest";
+  for Object_Dir use ".";
+  for Library_ALI_Dir use External("LIBRARY_DIR");
+  for Library_Version use External ("SONAME");
+  for Library_Kind use Kind;
+  for Library_Dir use External("BUILD_DIR");
+  Source_Dir := External ("SOURCE_DIR");
+  for Source_Dirs use (Source_Dir);
+end Library;
+CF_EOF
+               cat >>confpackage.ads <<CF_EOF
+package ConfPackage is
+   procedure conftest;
+end ConfPackage;
+CF_EOF
+               cat >>confpackage.adb <<CF_EOF
+with Text_IO;
+package body ConfPackage is
+   procedure conftest is
+   begin
+      Text_IO.Put ("Hello World");
+      Text_IO.New_Line;
+   end conftest;
+end ConfPackage;
+CF_EOF
+               if ( $cf_ada_make $ADAFLAGS \
+                               -Plibrary.gpr \
+                               -XBUILD_DIR=`cd ../conftest.bin;pwd` \
+                               -XLIBRARY_DIR=`cd ../conftest.lib;pwd` \
+                               -XSOURCE_DIR=`pwd` \
+                               -XSONAME=libConfTest.so.1 \
+                               -XLIB_KIND=static 1>&AC_FD_CC 2>&1 ) ; then
+                       cf_gnat_projects=yes
+               fi
+               cd ..
+               if test -f conftest.lib/confpackage.ali
+               then
+                       cf_gnat_libraries=yes
+               fi
+               rm -rf conftest* *~conftest*
+               ;;
+       esac
+       ;;
+esac
+AC_MSG_RESULT($cf_gnat_projects)
+fi # enable_gnat_projects
+
+if test $cf_gnat_projects = yes
+then
+       AC_MSG_CHECKING(if GNAT supports libraries)
+       AC_MSG_RESULT($cf_gnat_libraries)
+fi
+
+if test "$cf_gnat_projects" = yes
+then
+       USE_OLD_MAKERULES="#"
+       USE_GNAT_PROJECTS=""
+else
+       USE_OLD_MAKERULES=""
+       USE_GNAT_PROJECTS="#"
+fi
+
+if test "$cf_gnat_libraries" = yes
+then
+       USE_GNAT_LIBRARIES=""
+else
+       USE_GNAT_LIBRARIES="#"
+fi
+
+AC_SUBST(USE_OLD_MAKERULES)
+AC_SUBST(USE_GNAT_PROJECTS)
+AC_SUBST(USE_GNAT_LIBRARIES)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_GNAT_SIGINT version: 1 updated: 2011/03/27 20:07:59
+dnl --------------
+dnl Check if gnat supports SIGINT, and presumably tasking.  For the latter, it
+dnl is noted that gnat may compile a tasking unit even for configurations which
+dnl fail at runtime.
+AC_DEFUN([CF_GNAT_SIGINT],[
+AC_CACHE_CHECK(if GNAT supports SIGINT,cf_cv_gnat_sigint,[
+CF_GNAT_TRY_LINK([with Ada.Interrupts.Names;
+
+package ConfTest is
+
+   pragma Warnings (Off);  --  the next pragma exists since 3.11p
+   pragma Unreserve_All_Interrupts;
+   pragma Warnings (On);
+
+   protected Process is
+      procedure Stop;
+      function Continue return Boolean;
+      pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
+   private
+      Done : Boolean := False;
+   end Process;
+
+end ConfTest;],
+[package body ConfTest is
+   protected body Process is
+      procedure Stop is
+      begin
+         Done := True;
+      end Stop;
+      function Continue return Boolean is
+      begin
+         return not Done;
+      end Continue;
+   end Process;
+end ConfTest;],
+       [cf_cv_gnat_sigint=yes],
+       [cf_cv_gnat_sigint=no])])
+
+if test $cf_cv_gnat_sigint = yes ; then
+       USE_GNAT_SIGINT=""
 else
-       PRAGMA_UNREF=FALSE
+       USE_GNAT_SIGINT="#"
 fi
-AC_SUBST(PRAGMA_UNREF)
+AC_SUBST(USE_GNAT_SIGINT)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_TRY_LINK version: 2 updated: 2010/08/14 18:25:37
+dnl CF_GNAT_TRY_LINK version: 3 updated: 2011/03/19 14:47:45
 dnl ----------------
 dnl Verify that a test program compiles/links with GNAT.
 dnl $cf_ada_make is set to the program that compiles/links
@@ -1810,7 +2322,7 @@ dnl $3 is the shell command to execute if successful
 dnl $4 is the shell command to execute if not successful
 AC_DEFUN([CF_GNAT_TRY_LINK],
 [
-rm -rf conftest*
+rm -rf conftest* *~conftest*
 cat >>conftest.ads <<CF_EOF
 $1
 CF_EOF
@@ -1822,10 +2334,10 @@ ifelse($3,,      :,[      $3])
 ifelse($4,,,[else
    $4])
 fi
-rm -rf conftest*
+rm -rf conftest* *~conftest*
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_TRY_RUN version: 4 updated: 2010/08/14 18:25:37
+dnl CF_GNAT_TRY_RUN version: 5 updated: 2011/03/19 14:47:45
 dnl ---------------
 dnl Verify that a test program compiles and runs with GNAT
 dnl $cf_ada_make is set to the program that compiles/links
@@ -1837,7 +2349,7 @@ dnl $3 is the shell command to execute if successful
 dnl $4 is the shell command to execute if not successful
 AC_DEFUN([CF_GNAT_TRY_RUN],
 [
-rm -rf conftest*
+rm -rf conftest* *~conftest*
 cat >>conftest.ads <<CF_EOF
 $1
 CF_EOF
@@ -1853,54 +2365,29 @@ ifelse($4,,,[   else
 ifelse($4,,,[else
    $4])
 fi
-rm -rf conftest*
+rm -rf conftest* *~conftest*
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GNAT_VERSION version: 15 updated: 2010/10/23 15:52:32
+dnl CF_GNAT_VERSION version: 18 updated: 2012/01/21 19:28:10
 dnl ---------------
 dnl Verify version of GNAT.
 AC_DEFUN([CF_GNAT_VERSION],
 [
 AC_MSG_CHECKING(for gnat version)
-cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | grep '[[0-9]].[[0-9]][[0-9]]*' |\
-  sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
+cf_gnat_version=`${cf_ada_make:-gnatmake} -v 2>&1 | \
+       grep '[[0-9]].[[0-9]][[0-9]]*' |\
+    sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]*//' -e 's/ .*//'`
 AC_MSG_RESULT($cf_gnat_version)
 
-case $cf_gnat_version in
-  3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*)
-    cf_cv_prog_gnat_correct=yes
-    ;;
-  *) echo Unsupported GNAT version $cf_gnat_version. Required is 3.11 or better. Disabling Ada95 binding.
-     cf_cv_prog_gnat_correct=no
-     ;;
-esac
-
-case $cf_gnat_version in
-  3.[[1-9]]*|[[4-9]].*)
-      cf_compile_generics=generics
-      cf_generic_objects="\${GENOBJS}"
-      ;;
-  *)  cf_compile_generics=
-      cf_generic_objects=
-      ;;
-esac
-
-case $cf_gnat_version in
-  3.[[0-9]]*)
-    USE_OLD_MAKERULES=""
-    USE_GNAT_PROJECTS="#"
-    ;;
-  *)
-    USE_OLD_MAKERULES="#"
-    USE_GNAT_PROJECTS=""
-    ;;
+case $cf_gnat_version in #(vi
+3.1[[1-9]]*|3.[[2-9]]*|[[4-9]].*|20[[0-9]][[0-9]]) #(vi
+       cf_cv_prog_gnat_correct=yes
+       ;;
+*)
+       AC_MSG_WARN(Unsupported GNAT version $cf_gnat_version. We require 3.11 or better. Disabling Ada95 binding.)
+       cf_cv_prog_gnat_correct=no
+       ;;
 esac
-
-AC_SUBST(cf_compile_generics)
-AC_SUBST(cf_generic_objects)
-
-AC_SUBST(USE_OLD_MAKERULES)
-AC_SUBST(USE_GNAT_PROJECTS)
 ])
 dnl ---------------------------------------------------------------------------
 dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
@@ -1933,7 +2420,7 @@ make an error
 test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GPP_LIBRARY version: 10 updated: 2010/05/29 16:31:02
+dnl CF_GPP_LIBRARY version: 11 updated: 2012/10/06 17:56:13
 dnl --------------
 dnl If we're trying to use g++, test if libg++ is installed (a rather common
 dnl problem :-).  If we have the compiler but no library, we'll be able to
@@ -1960,9 +2447,9 @@ if test "$GXX" = yes; then
        [cf_cxx_library=yes
         CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
         if test "$cf_gpp_libname" = cpp ; then
-           AC_DEFINE(HAVE_GPP_BUILTIN_H)
+           AC_DEFINE(HAVE_GPP_BUILTIN_H,1,[Define to 1 if we have gpp builtin.h])
         else
-           AC_DEFINE(HAVE_GXX_BUILTIN_H)
+           AC_DEFINE(HAVE_GXX_BUILTIN_H,1,[Define to 1 if we have g++ builtin.h])
         fi],
        [AC_TRY_LINK([
 #include <builtin.h>
@@ -1970,28 +2457,28 @@ if test "$GXX" = yes; then
        [two_arg_error_handler_t foo2 = lib_error_handler],
        [cf_cxx_library=yes
         CF_ADD_LIB($cf_gpp_libname,CXXLIBS)
-        AC_DEFINE(HAVE_BUILTIN_H)],
+        AC_DEFINE(HAVE_BUILTIN_H,1,[Define to 1 if we have builtin.h])],
        [cf_cxx_library=no])])
        LIBS="$cf_save"
        AC_MSG_RESULT($cf_cxx_library)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GXX_VERSION version: 6 updated: 2010/10/23 15:44:18
+dnl CF_GXX_VERSION version: 7 updated: 2012/06/16 14:55:39
 dnl --------------
 dnl Check for version of g++
 AC_DEFUN([CF_GXX_VERSION],[
 AC_REQUIRE([AC_PROG_CPP])
 GXX_VERSION=none
 if test "$GXX" = yes; then
-       AC_MSG_CHECKING(version of g++)
+       AC_MSG_CHECKING(version of ${CXX:-g++})
        GXX_VERSION="`${CXX:-g++} --version| sed -e '2,$d' -e 's/^.*(GCC) //' -e 's/^[[^0-9.]]*//' -e 's/[[^0-9.]].*//'`"
        test -z "$GXX_VERSION" && GXX_VERSION=unknown
        AC_MSG_RESULT($GXX_VERSION)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_GXX_WARNINGS version: 6 updated: 2010/08/14 18:25:37
+dnl CF_GXX_WARNINGS version: 8 updated: 2013/11/16 14:27:53
 dnl ---------------
 dnl Check if the compiler supports useful warning options.
 dnl
@@ -2014,6 +2501,7 @@ AC_DEFUN([CF_GXX_WARNINGS],
 [
 
 CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
+CF_CLANG_COMPILER(GXX,CLANG_CPLUSPLUS,CXXFLAGS)
 
 AC_REQUIRE([CF_GXX_VERSION])
 
@@ -2079,16 +2567,17 @@ then
        for cf_opt in \
                Wabi \
                fabi-version=0 \
+               Wextra \
+               Wignored-qualifiers \
+               Wlogical-op \
                Woverloaded-virtual \
                Wsign-promo \
                Wsynth \
                Wold-style-cast \
                Wcast-align \
                Wcast-qual \
-               Wmissing-prototypes \
                Wpointer-arith \
                Wshadow \
-               Wstrict-prototypes \
                Wundef $cf_gxx_extra_warnings $1
        do
                CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
@@ -2107,7 +2596,7 @@ AC_LANG_RESTORE
 AC_SUBST(EXTRA_CXXFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_HASHED_DB version: 4 updated: 2010/05/29 16:31:02
+dnl CF_HASHED_DB version: 5 updated: 2014/04/12 16:47:01
 dnl ------------
 dnl Look for an instance of the Berkeley hashed database.
 dnl
@@ -2122,6 +2611,16 @@ yes|*able*) #(vi
     if test -d "$1" ; then
         CF_ADD_INCDIR($1/include)
         CF_ADD_LIBDIR($1/lib)
+       else
+               case "$1" in #(vi
+               ./*|../*|/*)
+                       AC_MSG_WARN(no such directory $1)
+                       ;; #(vi
+               *)
+                       CF_FIND_SUB_INCDIR($1)
+                       CF_FIND_SUB_LIBDIR($1)
+                       ;;
+               esac
     fi
 esac
 ])
@@ -2214,7 +2713,7 @@ done
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_HASHED_DB_VERSION version: 3 updated: 2007/12/01 15:01:37
+dnl CF_HASHED_DB_VERSION version: 4 updated: 2014/04/12 16:47:01
 dnl --------------------
 dnl Given that we have the header file for hashed database, find the version
 dnl information.
@@ -2223,7 +2722,7 @@ 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 5
+for cf_db_version in 1 2 3 4 5 6
 do
        CF_MSG_LOG(checking for db version $cf_db_version)
        AC_TRY_COMPILE([
@@ -2305,7 +2804,7 @@ AC_DEFUN([CF_HELP_MESSAGE],
 [AC_DIVERT_HELP([$1])dnl
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_INCLUDE_DIRS version: 6 updated: 2009/01/06 19:37:40
+dnl CF_INCLUDE_DIRS version: 8 updated: 2013/10/12 16:45:09
 dnl ---------------
 dnl Construct the list of include-options according to whether we're building
 dnl in the source directory or using '--srcdir=DIR' option.  If we're building
@@ -2313,25 +2812,25 @@ dnl with gcc, don't append the includedir if it happens to be /usr/include,
 dnl since that usually breaks gcc's shadow-includes.
 AC_DEFUN([CF_INCLUDE_DIRS],
 [
-CPPFLAGS="$CPPFLAGS -I. -I../include"
-if test "$srcdir" != "."; then
-       CPPFLAGS="$CPPFLAGS -I\${srcdir}/../include"
-fi
 if test "$GCC" != yes; then
-       CPPFLAGS="$CPPFLAGS -I\${includedir}"
+       CPPFLAGS="-I\${includedir} $CPPFLAGS"
 elif test "$includedir" != "/usr/include"; then
        if test "$includedir" = '${prefix}/include' ; then
-               if test $prefix != /usr ; then
-                       CPPFLAGS="$CPPFLAGS -I\${includedir}"
+               if test x$prefix != x/usr ; then
+                       CPPFLAGS="-I\${includedir} $CPPFLAGS"
                fi
        else
-               CPPFLAGS="$CPPFLAGS -I\${includedir}"
+               CPPFLAGS="-I\${includedir} $CPPFLAGS"
        fi
 fi
+if test "$srcdir" != "."; then
+       CPPFLAGS="-I\${srcdir}/../include $CPPFLAGS"
+fi
+CPPFLAGS="-I. -I../include $CPPFLAGS"
 AC_SUBST(CPPFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_INTEL_COMPILER version: 4 updated: 2010/05/26 05:38:42
+dnl CF_INTEL_COMPILER version: 6 updated: 2014/03/17 13:13:07
 dnl -----------------
 dnl Check if the given compiler is really the Intel compiler for Linux.  It
 dnl tries to imitate gcc, but does not return an error when it finds a mismatch
@@ -2345,6 +2844,7 @@ dnl $1 = GCC (default) or GXX
 dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
 dnl $3 = CFLAGS (default) or CXXFLAGS
 AC_DEFUN([CF_INTEL_COMPILER],[
+AC_REQUIRE([AC_CANONICAL_HOST])
 ifelse([$2],,INTEL_COMPILER,[$2])=no
 
 if test "$ifelse([$1],,[$1],GCC)" = yes ; then
@@ -2359,7 +2859,7 @@ if test "$ifelse([$1],,[$1],GCC)" = yes ; then
 make an error
 #endif
 ],[ifelse([$2],,INTEL_COMPILER,[$2])=yes
-cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
+cf_save_CFLAGS="$cf_save_CFLAGS -we147"
 ],[])
                ifelse([$3],,CFLAGS,[$3])="$cf_save_CFLAGS"
                AC_MSG_RESULT($ifelse([$2],,INTEL_COMPILER,[$2]))
@@ -2368,7 +2868,7 @@ cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_ISASCII version: 3 updated: 2000/08/12 23:18:52
+dnl CF_ISASCII version: 4 updated: 2012/10/06 17:56:13
 dnl ----------
 dnl Check if we have either a function or macro for 'isascii()'.
 AC_DEFUN([CF_ISASCII],
@@ -2380,10 +2880,10 @@ AC_CACHE_VAL(cf_cv_have_isascii,[
        [cf_cv_have_isascii=no])
 ])dnl
 AC_MSG_RESULT($cf_cv_have_isascii)
-test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII)
+test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII,1,[Define to 1 if we have isascii()])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LARGEFILE version: 7 updated: 2007/06/02 11:58:50
+dnl CF_LARGEFILE version: 8 updated: 2012/10/06 08:57:51
 dnl ------------
 dnl Add checks for large file support.
 AC_DEFUN([CF_LARGEFILE],[
@@ -2417,12 +2917,12 @@ ifdef([AC_FUNC_FSEEKO],[
                [cf_cv_struct_dirent64=yes],
                [cf_cv_struct_dirent64=no])
        ])
-       test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
+       test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Define to 1 if we have struct dirent64])
     fi
 ])
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_LDFLAGS_STATIC version: 8 updated: 2010/10/23 14:39:56
+dnl CF_LDFLAGS_STATIC version: 10 updated: 2011/09/24 12:51:48
 dnl -----------------
 dnl Check for compiler/linker flags used to temporarily force usage of static
 dnl libraries.  This depends on the compiler and platform.  Use this to help
@@ -2443,7 +2943,7 @@ if test "$GCC" = yes ; then
     esac
 else
        case $cf_cv_system_name in #(
-       aix[[456]]*)    #( from ld manpage
+       aix[[4-7]]*)    #( from ld manpage
                LDFLAGS_STATIC=-bstatic
                LDFLAGS_SHARED=-bdynamic
                ;;
@@ -2493,7 +2993,17 @@ EOF
 int cf_ldflags_static(FILE *fp);
 ],[
        return cf_ldflags_static(stdin);
-],[cf_ldflags_static=yes],[cf_ldflags_static=no])
+],[
+       # some linkers simply ignore the -dynamic
+       case x`file conftest$ac_exeext 2>/dev/null` in #(vi
+       *static*) # (vi
+               cf_ldflags_static=no
+               ;;
+       *)
+               cf_ldflags_static=yes
+               ;;
+       esac
+],[cf_ldflags_static=no])
 
        rm -f libconftest.*
        LIBS="$cf_save_LIBS"
@@ -2514,7 +3024,7 @@ AC_SUBST(LDFLAGS_STATIC)
 AC_SUBST(LDFLAGS_SHARED)
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_LD_RPATH_OPT version: 3 updated: 2010/06/02 05:03:05
+dnl CF_LD_RPATH_OPT version: 5 updated: 2011/07/17 14:48:41
 dnl ---------------
 dnl For the given system and compiler, find the compiler flags to pass to the
 dnl loader to use the "rpath" feature.
@@ -2535,10 +3045,10 @@ irix*) #(vi
 linux*|gnu*|k*bsd*-gnu) #(vi
        LD_RPATH_OPT="-Wl,-rpath,"
        ;;
-openbsd[[2-9]].*) #(vi
+openbsd[[2-9]].*|mirbsd*) #(vi
        LD_RPATH_OPT="-Wl,-rpath,"
        ;;
-freebsd*) #(vi
+dragonfly*|freebsd*) #(vi
        LD_RPATH_OPT="-rpath "
        ;;
 netbsd*) #(vi
@@ -2597,11 +3107,23 @@ CF_SUBDIR_PATH($1,$2,lib)
 $1="$cf_library_path_list [$]$1"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LIB_PREFIX version: 8 updated: 2008/09/13 11:34:16
+dnl CF_LIBTOOL_VERSION version: 1 updated: 2013/04/06 18:03:09
+dnl ------------------
+AC_DEFUN([CF_LIBTOOL_VERSION],[
+if test -n "$LIBTOOL" && test "$LIBTOOL" != none
+then
+       cf_cv_libtool_version=`$LIBTOOL --version 2>&1 | sed -e '/^$/d' |sed -e '2,$d' -e 's/([[^)]]*)//g' -e 's/^[[^1-9]]*//' -e 's/[[^0-9.]].*//'`
+else
+       cf_cv_libtool_version=
+fi
+test -z "$cf_cv_libtool_version" && unset cf_cv_libtool_version
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_LIB_PREFIX version: 9 updated: 2012/01/21 19:28:10
 dnl -------------
 dnl Compute the library-prefix for the given host system
 dnl $1 = variable to set
-AC_DEFUN([CF_LIB_PREFIX],
+define([CF_LIB_PREFIX],
 [
        case $cf_cv_system_name in #(vi
        OS/2*|os2*) #(vi
@@ -2614,11 +3136,11 @@ ifelse($1,,,[$1=$LIB_PREFIX])
        AC_SUBST(LIB_PREFIX)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LIB_RULES version: 61 updated: 2010/10/23 16:10:30
+dnl CF_LIB_RULES version: 74 updated: 2013/09/07 13:54:05
 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 LIBS_TO_MAKE 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
@@ -2627,15 +3149,19 @@ dnl one:
 dnl    lib<name>.so    ->
 dnl    lib<name>.so.<major>    ->
 dnl    lib<name>.so.<maj>.<minor>
+dnl
+dnl Note: Libs_To_Make is mixed case, since it is not a pure autoconf variable.
 AC_DEFUN([CF_LIB_RULES],
 [
-CF_LIB_PREFIX(cf_prefix)
+cf_prefix=$LIB_PREFIX
 AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
 
-if test $cf_cv_shlib_version = cygdll ; then
+case $cf_cv_shlib_version in #(vi
+cygdll|msysdll|mingw)
        TINFO_NAME=$TINFO_ARG_SUFFIX
        TINFO_SUFFIX=.dll
-fi
+       ;;
+esac
 
 if test -n "$TINFO_SUFFIX" ; then
        case $TINFO_SUFFIX in
@@ -2661,79 +3187,78 @@ do
        elif test -f $srcdir/$cf_dir/modules; then
 
                SHARED_LIB=
-               LIBS_TO_MAKE=
+               Libs_To_Make=
                for cf_item in $cf_LIST_MODELS
                do
                        CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
+                       cf_libname=$cf_dir
+                       test "$cf_dir" = c++ && cf_libname=ncurses++
                        if test $cf_item = shared ; then
-                       if test "$cf_cv_do_symlinks" = yes ; then
-                               case "$cf_cv_shlib_version" in #(vi
-                               rel) #(vi
-                                       case "$cf_cv_system_name" in #(vi
-                                       darwin*)
-                                       case .${LIB_SUFFIX} in
-                                       .tw*)
-                                               cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
-                                               cf_suffix=tw'.${REL_VERSION}'"$cf_suffix"
-                                               ;;
-                                       .t*)
-                                               cf_suffix=`echo $cf_suffix | sed 's/^t//'`
-                                               cf_suffix=t'.${REL_VERSION}'"$cf_suffix"
-                                               ;;
-                                       .w*)
-                                               cf_suffix=`echo $cf_suffix | sed 's/^w//'`
-                                               cf_suffix=w'.${REL_VERSION}'"$cf_suffix"
+                               if test -n "${LIB_SUFFIX}"
+                               then
+                                       cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
+                               else
+                                       cf_shared_suffix="$cf_suffix"
+                               fi
+                               if test "$cf_cv_do_symlinks" = yes ; then
+                                       cf_version_name=
+
+                                       case "$cf_cv_shlib_version" in #(vi
+                                       rel) #(vi
+                                               cf_version_name=REL_VERSION
                                                ;;
-                                       *)
-                                               cf_suffix='.${REL_VERSION}'"$cf_suffix"
+                                       abi)
+                                               cf_version_name=ABI_VERSION
                                                ;;
                                        esac
-                                       ;; #(vi
-                                       *) cf_suffix="$cf_suffix"'.${REL_VERSION}' ;;
-                                       esac
+
+                                       if test -n "$cf_version_name"
+                                       then
+                                               case "$cf_cv_system_name" in #(vi
+                                               darwin*)
+                                                       # "w", etc?
+                                                       cf_suffix="${LIB_SUFFIX}"'.${'$cf_version_name'}'"$cf_shared_suffix"
+                                                       ;; #(vi
+                                               *)
+                                                       cf_suffix="$cf_suffix"'.${'$cf_version_name'}'
+                                                       ;;
+                                               esac
+                                       fi
+                                       if test -n "${LIB_SUFFIX}"
+                                       then
+                                               cf_shared_suffix=`echo "$cf_suffix" | sed 's/^'"${LIB_SUFFIX}"'//'`
+                                       else
+                                               cf_shared_suffix="$cf_suffix"
+                                       fi
+                               fi
+                               # cygwin needs import library, and has unique naming convention
+                               # use autodetected ${cf_prefix} for import lib and static lib, but
+                               # use 'cyg' prefix for shared lib.
+                               case $cf_cv_shlib_version in #(vi
+                               cygdll) #(vi
+                                       cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
+                                       Libs_To_Make="$Libs_To_Make ../lib/cyg${cf_libname}${cf_cygsuf}"
+                                       continue
                                        ;;
-                               abi)
-                                       case "$cf_cv_system_name" in #(vi
-                                       darwin*)
-                                       case .${LIB_SUFFIX} in
-                                       .tw*)
-                                               cf_suffix=`echo $cf_suffix | sed 's/^tw//'`
-                                               cf_suffix=tw'.${ABI_VERSION}'"$cf_suffix"
-                                               ;;
-                                       .t*)
-                                               cf_suffix=`echo $cf_suffix | sed 's/^t//'`
-                                               cf_suffix=t'.${ABI_VERSION}'"$cf_suffix"
-                                               ;;
-                                       .w*)
-                                               cf_suffix=`echo $cf_suffix | sed 's/^w//'`
-                                               cf_suffix=w'.${ABI_VERSION}'"$cf_suffix"
-                                               ;;
-                                       *)
-                                               cf_suffix='.${ABI_VERSION}'"$cf_suffix"
-                                               ;;
-                                       esac
-                                       ;; #(vi
-                                       *) cf_suffix="$cf_suffix"'.${ABI_VERSION}' ;;
-                                       esac
+                               msysdll) #(vi
+                                       cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
+                                       Libs_To_Make="$Libs_To_Make ../lib/msys-${cf_libname}${cf_cygsuf}"
+                                       continue
+                                       ;;
+                               mingw)
+                                       cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
+                                       Libs_To_Make="$Libs_To_Make ../lib/lib${cf_libname}${cf_cygsuf}"
+                                       continue
                                        ;;
                                esac
                        fi
-                       # cygwin needs import library, and has unique naming convention
-                       # use autodetected ${cf_prefix} for import lib and static lib, but
-                       # use 'cyg' prefix for shared lib.
-                       if test $cf_cv_shlib_version = cygdll ; then
-                               cf_cygsuf=`echo "$cf_suffix" | sed -e 's/\.dll/\${ABI_VERSION}.dll/'`
-                               LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/cyg${cf_dir}${cf_cygsuf}"
-                               continue
-                       fi
-                       fi
-                       LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/${cf_prefix}${cf_dir}${cf_suffix}"
+                       Libs_To_Make="$Libs_To_Make ../lib/${cf_prefix}${cf_libname}${cf_suffix}"
                done
 
                if test $cf_dir = ncurses ; then
                        cf_subsets="$LIB_SUBSETS"
                        cf_r_parts="$cf_subsets"
-                       cf_liblist="$LIBS_TO_MAKE"
+                       cf_liblist="$Libs_To_Make"
 
                        while test -n "$cf_r_parts"
                        do
@@ -2753,7 +3278,7 @@ do
                                                ;;
                                        esac
                                        if test -n "$cf_item"; then
-                                               LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE"
+                                               Libs_To_Make="$cf_item $Libs_To_Make"
                                        fi
                                else
                                        break
@@ -2763,13 +3288,40 @@ do
                        cf_subsets=`echo "$LIB_SUBSETS" | sed -e 's/^termlib.* //'`
                fi
 
-               sed -e "s%@LIBS_TO_MAKE@%$LIBS_TO_MAKE%" \
+               if test $cf_dir = c++; then
+                       if test "x$with_shared_cxx" != xyes && test -n "$cf_shared_suffix"; then
+                               cf_list=
+                               for cf_item in $Libs_To_Make
+                               do
+                                       case $cf_item in
+                                       *.a)
+                                               ;;
+                                       *)
+                                               cf_item=`echo "$cf_item" | sed -e "s,"$cf_shared_suffix",.a,"`
+                                               ;;
+                                       esac
+                                       for cf_test in $cf_list
+                                       do
+                                               if test "$cf_test" = "$cf_item"
+                                               then
+                                                       cf_LIST_MODELS=`echo "$cf_LIST_MODELS" | sed -e 's/normal//'`
+                                                       cf_item=
+                                                       break
+                                               fi
+                                       done
+                                       test -n "$cf_item" && cf_list="$cf_list $cf_item"
+                               done
+                               Libs_To_Make="$cf_list"
+                       fi
+               fi
+
+               sed -e "s%@Libs_To_Make@%$Libs_To_Make%" \
                    -e "s%@SHARED_LIB@%$SHARED_LIB%" \
                        $cf_dir/Makefile >$cf_dir/Makefile.out
                mv $cf_dir/Makefile.out $cf_dir/Makefile
 
                $AWK -f $srcdir/mk-0th.awk \
-                       libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" \
+                       libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" ticlib="$TICS_LIB_SUFFIX" termlib="$TINFO_LIB_SUFFIX" \
                        $srcdir/$cf_dir/modules >>$cf_dir/Makefile
 
                for cf_subset in $cf_subsets
@@ -2777,8 +3329,23 @@ do
                        cf_subdirs=
                        for cf_item in $cf_LIST_MODELS
                        do
+
                        echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
                        CF_UPPER(cf_ITEM,$cf_item)
+
+                       CXX_MODEL=$cf_ITEM
+                       if test "$CXX_MODEL" = SHARED; then
+                               case $cf_cv_shlib_version in #(vi
+                               cygdll|msysdll|mingw) #(vi
+                                       test "x$with_shared_cxx" = xno && CF_VERBOSE(overriding CXX_MODEL to SHARED)
+                                       with_shared_cxx=yes
+                                       ;;
+                               *)
+                                       test "x$with_shared_cxx" = xno && CXX_MODEL=NORMAL
+                                       ;;
+                               esac
+                       fi
+
                        CF_LIB_SUFFIX($cf_item,cf_suffix,cf_depsuf)
                        CF_OBJ_SUBDIR($cf_item,cf_subdir)
 
@@ -2796,6 +3363,8 @@ do
                                        cf_libname=$TICS_LIB_SUFFIX
                                        ;;
                                esac
+                       elif test $cf_dir = c++ ; then
+                               cf_libname=ncurses++$LIB_SUFFIX
                        else
                                cf_libname=${cf_libname}$LIB_SUFFIX
                        fi
@@ -2847,10 +3416,12 @@ do
                                name=${cf_libname}${cf_dir_suffix} \
                                traces=$LIB_TRACING \
                                MODEL=$cf_ITEM \
+                               CXX_MODEL=$CXX_MODEL \
                                model=$cf_subdir \
                                prefix=$cf_prefix \
                                suffix=$cf_suffix \
                                subset=$cf_subset \
+                               driver=$cf_cv_term_driver \
                                SymLink="$LN_S" \
                                TermlibRoot=$TINFO_NAME \
                                TermlibSuffix=$TINFO_SUFFIX \
@@ -2889,7 +3460,7 @@ do
                done
        fi
 
-       echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >>Makefile
+       echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >>Makefile
 done
 
 for cf_dir in $SRC_SUBDIRS
@@ -2904,7 +3475,7 @@ do
                        echo 'libs \' >> Makefile
                        echo 'install.libs \' >> Makefile
                        echo 'uninstall.libs ::' >> Makefile
-                       echo '  cd '$cf_dir' && ${MAKE} ${CF_MFLAGS} [$]@' >> Makefile
+                       echo '  cd '$cf_dir' && ${MAKE} ${TOP_MFLAGS} [$]@' >> Makefile
                        ;;
                esac
        fi
@@ -2927,7 +3498,7 @@ install.libs \\
 uninstall.libs \\
 install.$cf_dir \\
 uninstall.$cf_dir ::
-       cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
+       cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
 CF_EOF
        elif test -f $srcdir/$cf_dir/headers; then
 cat >> Makefile <<CF_EOF
@@ -2937,24 +3508,26 @@ install.libs \\
 uninstall.libs \\
 install.includes \\
 uninstall.includes ::
-       cd $cf_dir && \${MAKE} \${CF_MFLAGS} \[$]@
+       cd $cf_dir && \${MAKE} \${TOP_MFLAGS} \[$]@
 CF_EOF
 fi
 done
 
+if test "x$cf_with_db_install" = xyes; then
 cat >> Makefile <<CF_EOF
 
 install.libs uninstall.libs \\
 install.data uninstall.data ::
-$MAKE_TERMINFO cd misc && \${MAKE} \${CF_MFLAGS} \[$]@
+$MAKE_TERMINFO cd misc && \${MAKE} \${TOP_MFLAGS} \[$]@
 CF_EOF
+fi
 
 if test "x$cf_with_manpages" = xyes; then
 cat >> Makefile <<CF_EOF
 
 install.man \\
 uninstall.man ::
-       cd man && \${MAKE} \${CF_MFLAGS} \[$]@
+       cd man && \${MAKE} \${TOP_MFLAGS} \[$]@
 CF_EOF
 fi
 
@@ -2975,7 +3548,7 @@ cat >> Makefile <<CF_EOF
 
 install.man \\
 uninstall.man ::
-       cd tack && \${MAKE} \${CF_MFLAGS} \[$]@
+       cd tack && \${MAKE} \${TOP_MFLAGS} \[$]@
 CF_EOF
 fi
 fi
@@ -3093,7 +3666,7 @@ CF_EOF
                fi
        fi
 done
-AC_SUBST(LIBS_TO_MAKE)
+AC_SUBST(Libs_To_Make)
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_LIB_SONAME version: 5 updated: 2010/08/14 18:25:37
@@ -3133,7 +3706,7 @@ fi
 ])
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_LIB_SUFFIX version: 16 updated: 2008/12/27 12:30:03
+dnl CF_LIB_SUFFIX version: 23 updated: 2014/06/21 17:47:12
 dnl -------------
 dnl Compute the library file-suffix from the given model name
 dnl $1 = model name
@@ -3142,31 +3715,26 @@ 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 #(vi
-       libtool) #(vi
+       case X$1 in #(vi
+       Xlibtool) #(vi
                $2='.la'
                $3=[$]$2
                ;;
-       normal) #(vi
-               $2='.a'
-               $3=[$]$2
-               ;;
-       debug) #(vi
+       Xdebug) #(vi
                $2='_g.a'
                $3=[$]$2
                ;;
-       profile) #(vi
+       Xprofile) #(vi
                $2='_p.a'
                $3=[$]$2
                ;;
-       shared) #(vi
+       Xshared) #(vi
                case $cf_cv_system_name in
-               aix[[56]]*) #(vi
-                       $2='.a'
+               aix[[5-7]]*) #(vi
+                       $2='.so'
                        $3=[$]$2
                        ;;
-               cygwin*) #(vi
+               cygwin*|msys*|mingw*) #(vi
                        $2='.dll'
                        $3='.dll.a'
                        ;;
@@ -3186,10 +3754,16 @@ AC_DEFUN([CF_LIB_SUFFIX],
                                ;;
                        esac
                        ;;
-               *)      $2='.so'
+               *) #(vi
+                       $2='.so'
                        $3=[$]$2
                        ;;
                esac
+               ;;
+       *)
+               $2='.a'
+               $3=[$]$2
+               ;;
        esac
        test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
        test -n "$LIB_SUFFIX" && $3="${LIB_SUFFIX}[$]{$3}"
@@ -3213,7 +3787,7 @@ AC_DEFUN([CF_LIB_TYPE],
        test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LINK_DATAONLY version: 9 updated: 2009/01/01 20:21:38
+dnl CF_LINK_DATAONLY version: 10 updated: 2012/10/06 17:41:51
 dnl ----------------
 dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
 dnl only data (i.e., no functions), for example NeXT.  On those systems we'll
@@ -3270,13 +3844,13 @@ EOF
 AC_MSG_RESULT($cf_cv_link_dataonly)
 
 if test "$cf_cv_link_dataonly" = no ; then
-       AC_DEFINE(BROKEN_LINKER)
+       AC_DEFINE(BROKEN_LINKER,1,[if data-only library module does not link])
        BROKEN_LINKER=1
 fi
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_LINK_FUNCS version: 7 updated: 2006/12/16 12:33:30
+dnl CF_LINK_FUNCS version: 8 updated: 2012/10/06 17:56:13
 dnl -------------
 dnl Most Unix systems have both link and symlink, a few don't have symlink.
 dnl A few non-Unix systems implement symlink, but not link.
@@ -3328,24 +3902,12 @@ int main()
                done
                test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
        ])
-       test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK)
-       test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
+       test "$ac_cv_func_link"    = yes && AC_DEFINE(HAVE_LINK,1,[Define to 1 if we have link() function])
+       test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK,1,[Define to 1 if we have symlink() function])
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MAIN_RETURN version: 1 updated: 2006/12/10 09:51:54
-dnl --------------
-dnl Check if a return from main to the shell actually returns the same exit
-dnl code.  This is true for almost any POSIX environment.
-dnl
-dnl Some very old environments did not flush stdout, etc., on an exit.  That
-dnl would be a useful case to test for also.
-AC_DEFUN([CF_MAIN_RETURN],
-[
-cf_cv_main_return=return
-])dnl
-dnl ---------------------------------------------------------------------------
-dnl CF_MAKEFLAGS version: 13 updated: 2010/10/23 15:52:32
+dnl CF_MAKEFLAGS version: 15 updated: 2014/05/10 16:43:23
 dnl ------------
 dnl Some 'make' programs support ${MAKEFLAGS}, some ${MFLAGS}, to pass 'make'
 dnl options to lower-levels.  It's very useful for "make -n" -- if we have it.
@@ -3362,9 +3924,9 @@ SHELL = /bin/sh
 all :
        @ echo '.$cf_option'
 CF_EOF
-               cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | sed -e 's,[[      ]]*$,,'`
+               cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp 2>/dev/null | fgrep -v "ing directory" | sed -e 's,[[   ]]*$,,'`
                case "$cf_result" in
-               .*k)
+               .*k|.*kw)
                        cf_result=`${MAKE:-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
                        case "$cf_result" in
                        .*CC=*) cf_cv_makeflags=
@@ -3640,7 +4202,7 @@ AC_ARG_WITH(manpage-tbl,
 AC_MSG_RESULT($MANPAGE_TBL)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MAN_PAGES version: 39 updated: 2010/10/23 15:44:18
+dnl CF_MAN_PAGES version: 43 updated: 2013/02/09 12:53:45
 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
@@ -3697,6 +4259,7 @@ cat >$cf_edit_man <<CF_EOF
 # this script is generated by the configure-script CF_MAN_PAGES macro.
 
 prefix="$cf_prefix"
+datarootdir="$datarootdir"
 datadir="$datadir"
 
 NCURSES_MAJOR="$NCURSES_MAJOR"
@@ -3757,11 +4320,12 @@ case \$i in #(vi
        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
+               s,@TERMINFO@,\${TERMINFO:="no default value"},g
+               s,@TERMINFO_DIRS@,\${TERMINFO_DIRS:="no default value"},g
+               s,@NCURSES_MAJOR@,\${NCURSES_MAJOR:="no default value"},g
+               s,@NCURSES_MINOR@,\${NCURSES_MINOR:="no default value"},g
+               s,@NCURSES_PATCH@,\${NCURSES_PATCH:="no default value"},g
+               s,@NCURSES_OSPEED@,\${NCURSES_OSPEED:="no default value"},g
 CF_EOF
        ifelse($1,,,[
        for cf_name in $1
@@ -3790,7 +4354,9 @@ CF_EOF
 
 if test "$MANPAGE_ALIASES" != no ; then
 cat >>$cf_edit_man <<CF_EOF
-       aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u\`
+       nCurses=ignore.3x
+       test $with_curses_h = yes && nCurses=ncurses.3x
+       aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias |sed -f $cf_man_alias | sort -u; test \$inalias = \$nCurses && echo curses\`
 CF_EOF
 fi
 
@@ -3836,6 +4402,13 @@ if test \$cf_tables = yes ; then
 fi
 CF_EOF
 
+if test $with_overwrite != yes ; then
+cat >>$cf_edit_man <<CF_EOF
+       sed -e "/\#[    ]*include/s,<curses.h,<ncurses$LIB_SUFFIX/curses.h," < \$TMP >\$TMP.out
+       mv \$TMP.out \$TMP
+CF_EOF
+fi
+
 if test $with_curses_h != yes ; then
 cat >>$cf_edit_man <<CF_EOF
        sed -e "/\#[    ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
@@ -3995,7 +4568,7 @@ ifelse($1,,[
 fi
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
+dnl CF_MIXEDCASE_FILENAMES version: 6 updated: 2013/10/08 17:47:05
 dnl ----------------------
 dnl Check if the file-system supports mixed-case filenames.  If we're able to
 dnl create a lowercase name and see it as uppercase, it doesn't support that.
@@ -4004,7 +4577,7 @@ AC_DEFUN([CF_MIXEDCASE_FILENAMES],
 AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
 if test "$cross_compiling" = yes ; then
        case $target_alias in #(vi
-       *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-mingw32*|*-uwin*) #(vi
+       *-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) #(vi
                cf_cv_mixedcase=no
                ;;
        *)
@@ -4022,10 +4595,10 @@ else
        rm -f conftest CONFTEST
 fi
 ])
-test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
+test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES,1,[Define to 1 if filesystem supports mixed-case filenames.])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_MKSTEMP version: 7 updated: 2010/08/14 18:25:37
+dnl CF_MKSTEMP version: 9 updated: 2012/10/03 04:34:49
 dnl ----------
 dnl Check for a working mkstemp.  This creates two files, checks that they are
 dnl successfully created and distinct (AmigaOS apparently fails on the last).
@@ -4067,11 +4640,13 @@ int main()
 }
 ],[cf_cv_func_mkstemp=yes
 ],[cf_cv_func_mkstemp=no
-],[AC_CHECK_FUNC(mkstemp)
-])
+],[cf_cv_func_mkstemp=maybe])
 ])
+if test "x$cf_cv_func_mkstemp" = xmaybe ; then
+       AC_CHECK_FUNC(mkstemp)
+fi
 if test "x$cf_cv_func_mkstemp" = xyes || test "x$ac_cv_func_mkstemp" = xyes ; then
-       AC_DEFINE(HAVE_MKSTEMP)
+       AC_DEFINE(HAVE_MKSTEMP,1,[Define to 1 if mkstemp() is available and working.])
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
@@ -4099,14 +4674,14 @@ if test "${with_abi_version+set}" != set; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_NO_LEAKS_OPTION version: 4 updated: 2006/12/16 14:24:05
+dnl CF_NO_LEAKS_OPTION version: 5 updated: 2012/10/02 20:55:03
 dnl ------------------
 dnl see CF_WITH_NO_LEAKS
 AC_DEFUN([CF_NO_LEAKS_OPTION],[
 AC_MSG_CHECKING(if you want to use $1 for testing)
 AC_ARG_WITH($1,
        [$2],
-       [AC_DEFINE($3)ifelse([$4],,[
+       [AC_DEFINE_UNQUOTED($3,1,"Define to 1 if you want to use $1 for testing.")ifelse([$4],,[
         $4
 ])
        : ${with_cflags:=-g}
@@ -4147,7 +4722,7 @@ else
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
+dnl CF_OBJ_SUBDIR version: 6 updated: 2013/09/07 14:06:10
 dnl -------------
 dnl Compute the object-directory name from the given model name
 AC_DEFUN([CF_OBJ_SUBDIR],
@@ -4159,7 +4734,7 @@ AC_DEFUN([CF_OBJ_SUBDIR],
        profile) $2='obj_p' ;;
        shared)
                case $cf_cv_system_name in #(vi
-               cygwin) #(vi
+               cygwin|msys) #(vi
                        $2='objects' ;;
                *)
                        $2='obj_s' ;;
@@ -4167,20 +4742,23 @@ AC_DEFUN([CF_OBJ_SUBDIR],
        esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PATHSEP version: 5 updated: 2010/05/26 05:38:42
+dnl CF_PATHSEP version: 6 updated: 2012/09/29 18:38:12
 dnl ----------
-dnl Provide a value for the $PATH and similar separator
+dnl Provide a value for the $PATH and similar separator (or amend the value
+dnl as provided in autoconf 2.5x).
 AC_DEFUN([CF_PATHSEP],
 [
+       AC_MSG_CHECKING(for PATH separator)
        case $cf_cv_system_name in
        os2*)   PATH_SEPARATOR=';'  ;;
-       *)      PATH_SEPARATOR=':'  ;;
+       *)      ${PATH_SEPARATOR:=':'}  ;;
        esac
 ifelse([$1],,,[$1=$PATH_SEPARATOR])
        AC_SUBST(PATH_SEPARATOR)
+       AC_MSG_RESULT($PATH_SEPARATOR)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PATH_SYNTAX version: 13 updated: 2010/05/26 05:38:42
+dnl CF_PATH_SYNTAX version: 14 updated: 2012/06/19 20:58:54
 dnl --------------
 dnl Check the argument to see that it looks like a pathname.  Rewrite it if it
 dnl begins with one of the prefix/exec_prefix variables, and then again if the
@@ -4200,7 +4778,7 @@ case ".[$]$1" in #(vi
   ;;
 .[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
   ;;
-.\[$]{*prefix}*) #(vi
+.\[$]{*prefix}*|.\[$]{*dir}*) #(vi
   eval $1="[$]$1"
   case ".[$]$1" in #(vi
   .NONE/*)
@@ -4217,7 +4795,7 @@ case ".[$]$1" in #(vi
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PKG_CONFIG version: 3 updated: 2009/01/25 10:55:09
+dnl CF_PKG_CONFIG version: 7 updated: 2011/04/29 04:53:22
 dnl -------------
 dnl Check for the package-config program, unless disabled by command-line.
 AC_DEFUN([CF_PKG_CONFIG],
@@ -4234,7 +4812,9 @@ no) #(vi
        PKG_CONFIG=none
        ;;
 yes) #(vi
-       AC_PATH_PROG(PKG_CONFIG, pkg-config, none)
+       CF_ACVERSION_CHECK(2.52,
+               [AC_PATH_TOOL(PKG_CONFIG, pkg-config, none)],
+               [AC_PATH_PROG(PKG_CONFIG, pkg-config, none)])
        ;;
 *)
        PKG_CONFIG=$withval
@@ -4395,6 +4975,19 @@ AC_PROG_AWK
 test -z "$AWK" && AC_MSG_ERROR(No awk program found)
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_PROG_CC version: 3 updated: 2012/10/06 15:31:55
+dnl ----------
+dnl standard check for CC, plus followup sanity checks
+dnl $1 = optional parameter to pass to AC_PROG_CC to specify compiler name
+AC_DEFUN([CF_PROG_CC],[
+ifelse($1,,[AC_PROG_CC],[AC_PROG_CC($1)])
+CF_GCC_VERSION
+CF_ACVERSION_CHECK(2.52,
+       [AC_PROG_CC_STDC],
+       [CF_ANSI_CC_REQD])
+CF_CC_ENV_FLAGS 
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_PROG_CC_C_O version: 3 updated: 2010/08/14 18:25:37
 dnl --------------
 dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
@@ -4434,31 +5027,6 @@ else
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_CC_U_D version: 1 updated: 2005/07/14 16:59:30
-dnl --------------
-dnl Check if C (preprocessor) -U and -D options are processed in the order
-dnl given rather than by type of option.  Some compilers insist on apply all
-dnl of the -U options after all of the -D options.  Others allow mixing them,
-dnl and may predefine symbols that conflict with those we define.
-AC_DEFUN([CF_PROG_CC_U_D],
-[
-AC_CACHE_CHECK(if $CC -U and -D options work together,cf_cv_cc_u_d_options,[
-       cf_save_CPPFLAGS="$CPPFLAGS"
-       CPPFLAGS="-UU_D_OPTIONS -DU_D_OPTIONS -DD_U_OPTIONS -UD_U_OPTIONS"
-       AC_TRY_COMPILE([],[
-#ifndef U_D_OPTIONS
-make an undefined-error
-#endif
-#ifdef  D_U_OPTIONS
-make a defined-error
-#endif
-       ],[
-       cf_cv_cc_u_d_options=yes],[
-       cf_cv_cc_u_d_options=no])
-       CPPFLAGS="$cf_save_CPPFLAGS"
-])
-])dnl
-dnl ---------------------------------------------------------------------------
 dnl CF_PROG_EGREP version: 1 updated: 2006/09/16 11:40:59
 dnl -------------
 dnl AC_PROG_EGREP was introduced in autoconf 2.53.
@@ -4474,32 +5042,7 @@ AC_DEFUN([CF_PROG_EGREP],
 test -z "$EGREP" && AC_MSG_ERROR(No egrep program found)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18
-dnl -----------
-dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
-AC_DEFUN([CF_PROG_EXT],
-[
-AC_REQUIRE([CF_CHECK_CACHE])
-case $cf_cv_system_name in
-os2*)
-    CFLAGS="$CFLAGS -Zmt"
-    CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
-    CXXFLAGS="$CXXFLAGS -Zmt"
-    # autoconf's macro sets -Zexe and suffix both, which conflict:w
-    LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
-    ac_cv_exeext=.exe
-    ;;
-esac
-
-AC_EXEEXT
-AC_OBJEXT
-
-PROG_EXT="$EXEEXT"
-AC_SUBST(PROG_EXT)
-test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
-])dnl
-dnl ---------------------------------------------------------------------------
-dnl CF_PROG_GNAT version: 1 updated: 2010/06/19 15:22:18
+dnl CF_PROG_GNAT version: 2 updated: 2011/10/22 14:01:47
 dnl ------------
 dnl Check for gnatmake, ensure that it is complete.
 AC_DEFUN([CF_PROG_GNAT],[
@@ -4507,6 +5050,7 @@ cf_ada_make=gnatmake
 AC_CHECK_PROG(gnat_exists, $cf_ada_make, yes, no)
 if test "$ac_cv_prog_gnat_exists" = no; then
    cf_ada_make=
+   cf_cv_prog_gnat_correct=no
 else
    CF_GNAT_VERSION
    AC_CHECK_PROG(M4_exists, m4, yes, no)
@@ -4550,7 +5094,7 @@ case $INSTALL in
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_PROG_LDCONFIG version: 2 updated: 2008/12/13 14:08:40
+dnl CF_PROG_LDCONFIG version: 3 updated: 2011/06/04 20:09:13
 dnl ----------------
 dnl Check for ldconfig, needed to fixup shared libraries that would be built
 dnl and then used in the install.
@@ -4559,7 +5103,7 @@ if test "$cross_compiling" = yes ; then
   LDCONFIG=:
 else
 case "$cf_cv_system_name" in #(vi
-dragonfly*|freebsd*) #(vi
+dragonfly*|mirbsd*|freebsd*) #(vi
   test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
   ;;
 *) LDPATH=$PATH:/sbin:/usr/sbin
@@ -4600,7 +5144,7 @@ AC_MSG_RESULT($cf_prog_ln_sf)
 test "$cf_prog_ln_sf" = yes && LN_S="$LN_S -f"
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_REGEX version: 8 updated: 2010/08/07 14:09:44
+dnl CF_REGEX version: 10 updated: 2012/10/04 20:12:20
 dnl --------
 dnl Attempt to determine if we've got one of the flavors of regular-expression
 dnl code that we can support.
@@ -4612,7 +5156,7 @@ cf_regex_func=no
 cf_regex_libs="regex re"
 case $host_os in #(vi
 mingw*)
-       cf_regex_libs="regex.dll $cf_regex_libs"
+       cf_regex_libs="gnurx $cf_regex_libs"
        ;;
 esac
 
@@ -4674,9 +5218,9 @@ esac
 
 case $cf_cv_regex_hdrs in #(vi
     no)               AC_MSG_WARN(no regular expression header found) ;; #(vi
-    regex.h)   AC_DEFINE(HAVE_REGEX_H_FUNCS) ;; #(vi
-    regexp.h)  AC_DEFINE(HAVE_REGEXP_H_FUNCS) ;; #(vi
-    regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS) ;;
+    regex.h)   AC_DEFINE(HAVE_REGEX_H_FUNCS,1,[Define to 1 to include regex.h for regular expressions]) ;; #(vi
+    regexp.h)  AC_DEFINE(HAVE_REGEXP_H_FUNCS,1,[Define to 1 to include regexp.h for regular expressions]) ;; #(vi
+    regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS,1,[Define to 1 to include regexpr.h for regular expressions]) ;;
 esac
 ])dnl
 dnl ---------------------------------------------------------------------------
@@ -4710,7 +5254,7 @@ define([CF_REMOVE_LIB],
 $1=`echo "$2" | sed -e 's/-l$3[[       ]]//g' -e 's/-l$3[$]//'`
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_RPATH_HACK version: 8 updated: 2010/04/17 15:38:58
+dnl CF_RPATH_HACK version: 11 updated: 2013/09/01 13:02:00
 dnl -------------
 AC_DEFUN([CF_RPATH_HACK],
 [
@@ -4723,9 +5267,36 @@ if test -n "$LD_RPATH_OPT" ; then
        cf_rpath_list="/usr/lib /lib"
        if test "$cf_ldd_prog" != no
        then
+               cf_rpath_oops=
+
 AC_TRY_LINK([#include <stdio.h>],
                [printf("Hello");],
-               [cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[     ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort -u`])
+               [cf_rpath_oops=`$cf_ldd_prog conftest$ac_exeext | fgrep ' not found' | sed -e 's% =>.*$%%' |sort | uniq`
+                cf_rpath_list=`$cf_ldd_prog conftest$ac_exeext | fgrep / | sed -e 's%^.*[[     ]]/%/%' -e 's%/[[^/]][[^/]]*$%%' |sort | uniq`])
+
+               # If we passed the link-test, but get a "not found" on a given library,
+               # this could be due to inept reconfiguration of gcc to make it only
+               # partly honor /usr/local/lib (or whatever).  Sometimes this behavior
+               # is intentional, e.g., installing gcc in /usr/bin and suppressing the
+               # /usr/local libraries.
+               if test -n "$cf_rpath_oops"
+               then
+                       for cf_rpath_src in $cf_rpath_oops
+                       do
+                               for cf_rpath_dir in \
+                                       /usr/local \
+                                       /usr/pkg \
+                                       /opt/sfw
+                               do
+                                       if test -f $cf_rpath_dir/lib/$cf_rpath_src
+                                       then
+                                               CF_VERBOSE(...adding -L$cf_rpath_dir/lib to LDFLAGS for $cf_rpath_src)
+                                               LDFLAGS="$LDFLAGS -L$cf_rpath_dir/lib"
+                                               break
+                                       fi
+                               done
+                       done
+               fi
        fi
 
        CF_VERBOSE(...checking EXTRA_LDFLAGS $EXTRA_LDFLAGS)
@@ -4734,6 +5305,8 @@ AC_TRY_LINK([#include <stdio.h>],
        CF_RPATH_HACK_2(LIBS)
 
        CF_VERBOSE(...checked EXTRA_LDFLAGS $EXTRA_LDFLAGS)
+else
+       AC_MSG_RESULT(no)
 fi
 AC_SUBST(EXTRA_LDFLAGS)
 ])dnl
@@ -4798,18 +5371,19 @@ CF_VERBOSE(...checked $1 [$]$1)
 AC_SUBST(EXTRA_LDFLAGS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SHARED_OPTS version: 64 updated: 2010/06/05 16:51:16
+dnl CF_SHARED_OPTS version: 84 updated: 2013/11/03 06:26:10
 dnl --------------
 dnl --------------
 dnl Attempt to determine the appropriate CC/LD options for creating a shared
 dnl library.
 dnl
-dnl Note: ${LOCAL_LDFLAGS} is used to link executables that will run within the
-dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
-dnl We avoid compiling-in a ../lib path for the shared library since that can
-dnl lead to unexpected results at runtime.
-dnl ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared libraries
-dnl are compiled in ../../lib
+dnl Notes:
+dnl a) ${LOCAL_LDFLAGS} is used to link executables that will run within
+dnl the build-tree, i.e., by making use of the libraries that are compiled in
+dnl $rel_builddir/lib We avoid compiling-in a $rel_builddir/lib path for the
+dnl shared library since that can lead to unexpected results at runtime.
+dnl b) ${LOCAL_LDFLAGS2} has the same intention but assumes that the shared
+dnl libraries are compiled in ../../lib
 dnl
 dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
 dnl to install symbolic links to the rel/abi versions of shared libraries.
@@ -4824,12 +5398,19 @@ dnl
 dnl Some loaders leave 'so_locations' lying around.  It's nice to clean up.
 AC_DEFUN([CF_SHARED_OPTS],
 [
-       AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
        AC_REQUIRE([CF_LD_RPATH_OPT])
+       RM_SHARED_OPTS=
        LOCAL_LDFLAGS=
        LOCAL_LDFLAGS2=
        LD_SHARED_OPTS=
        INSTALL_LIB="-m 644"
+       : ${rel_builddir:=.}
+
+       shlibdir=$libdir
+       AC_SUBST(shlibdir)
+
+       MAKE_DLLS="#"
+       AC_SUBST(MAKE_DLLS)
 
        cf_cv_do_symlinks=no
        cf_ld_rpath_opt=
@@ -4854,6 +5435,7 @@ AC_DEFUN([CF_SHARED_OPTS],
        AC_MSG_RESULT($cf_cv_shlib_version)
 
        cf_cv_rm_so_locs=no
+       cf_try_cflags=
 
        # Some less-capable ports of gcc support only -fpic
        CC_SHARED_OPTS=
@@ -4873,10 +5455,14 @@ AC_DEFUN([CF_SHARED_OPTS],
        cf_cv_shlib_version_infix=no
 
        case $cf_cv_system_name in #(vi
-       aix[[56]]*) #(vi
+       aix4.[3-9]*|aix[[5-7]]*) #(vi
                if test "$GCC" = yes; then
                        CC_SHARED_OPTS=
-                       MK_SHARED_LIB='$(CC) -shared'
+                       MK_SHARED_LIB='${CC} -shared -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
+               else
+                       # CC_SHARED_OPTS='-qpic=large -G'
+                       # perhaps "-bM:SRE -bnoentry -bexpall"
+                       MK_SHARED_LIB='${CC} -G -Wl,-brtl -Wl,-blibpath:${RPATH_LIST}:/usr/lib -o [$]@'
                fi
                ;;
        beos*) #(vi
@@ -4884,9 +5470,12 @@ AC_DEFUN([CF_SHARED_OPTS],
                ;;
        cygwin*) #(vi
                CC_SHARED_OPTS=
-               MK_SHARED_LIB='sh ../mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
+               MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
+               RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
                cf_cv_shlib_version=cygdll
                cf_cv_shlib_version_infix=cygdll
+               shlibdir=$bindir
+               MAKE_DLLS=
                cat >mk_shared_lib.sh <<-CF_EOF
                #!/bin/sh
                SHARED_LIB=\[$]1
@@ -4897,12 +5486,34 @@ AC_DEFUN([CF_SHARED_OPTS],
                ** 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}
+               exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
+CF_EOF
+               chmod +x mk_shared_lib.sh
+               ;;
+       msys*) #(vi
+               CC_SHARED_OPTS=
+               MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
+               RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
+               cf_cv_shlib_version=msysdll
+               cf_cv_shlib_version_infix=msysdll
+               shlibdir=$bindir
+               MAKE_DLLS=
+               cat >mk_shared_lib.sh <<-CF_EOF
+               #!/bin/sh
+               SHARED_LIB=\[$]1
+               IMPORT_LIB=\`echo "\[$]1" | sed -e 's/msys-/lib/' -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
+               shift
+               cat <<-EOF
+               Linking shared library
+               ** SHARED_LIB \[$]SHARED_LIB
+               ** IMPORT_LIB \[$]IMPORT_LIB
+EOF
+               exec \[$]* -shared -Wl,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
 CF_EOF
                chmod +x mk_shared_lib.sh
                ;;
        darwin*) #(vi
-               EXTRA_CFLAGS="-no-cpp-precomp"
+               cf_try_cflags="no-cpp-precomp"
                CC_SHARED_OPTS="-dynamic"
                MK_SHARED_LIB='${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
@@ -4916,6 +5527,14 @@ CF_EOF
                        LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
                fi
                ;;
+       hpux[[7-8]]*) #(vi
+               # HP-UX 8.07 ld lacks "+b" option used for libdir search-list 
+               if test "$GCC" != yes; then
+                       CC_SHARED_OPTS='+Z'
+               fi
+               MK_SHARED_LIB='${LD} -b -o $[@]'
+               INSTALL_LIB="-m 555"
+               ;;
        hpux*) #(vi
                # (tested with gcc 2.7.2 -- I don't have c89)
                if test "$GCC" = yes; then
@@ -4929,9 +5548,19 @@ CF_EOF
                # readonly to exploit a quirk in the memory manager.
                INSTALL_LIB="-m 555"
                ;;
+       interix*)
+               test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
+               if test "$cf_cv_shlib_version" = rel; then
+                       cf_shared_soname='`basename $@ .${REL_VERSION}`.${ABI_VERSION}'
+               else
+                       cf_shared_soname='`basename $@`'
+               fi
+               CC_SHARED_OPTS=
+               MK_SHARED_LIB='${CC} -shared -Wl,-rpath,${RPATH_LIST} -Wl,-h,'$cf_shared_soname' -o $@'
+               ;;
        irix*) #(vi
                if test "$cf_cv_enable_rpath" = yes ; then
-                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
                fi
                # tested with IRIX 5.2 and 'cc'.
                if test "$GCC" != yes; then
@@ -4948,18 +5577,45 @@ CF_EOF
                        LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
                fi
                if test "$cf_cv_enable_rpath" = yes ; then
-                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
                fi
                CF_SHARED_SONAME
                MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname',-stats,-lc -o $[@]'
                ;;
-       openbsd[[2-9]].*) #(vi
+       mingw*) #(vi
+               cf_cv_shlib_version=mingw
+               cf_cv_shlib_version_infix=mingw
+               shlibdir=$bindir
+               MAKE_DLLS=
+               if test "$DFT_LWR_MODEL" = "shared" ; then
+                       LOCAL_LDFLAGS="-Wl,--enable-auto-import"
+                       LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
+                       EXTRA_LDFLAGS="-Wl,--enable-auto-import $EXTRA_LDFLAGS"
+               fi
+               CC_SHARED_OPTS=
+               MK_SHARED_LIB='sh '$rel_builddir'/mk_shared_lib.sh [$]@ [$]{CC} [$]{CFLAGS}'
+               RM_SHARED_OPTS="$RM_SHARED_OPTS $rel_builddir/mk_shared_lib.sh *.dll.a"
+               cat >mk_shared_lib.sh <<-CF_EOF
+               #!/bin/sh
+               SHARED_LIB=\[$]1
+               IMPORT_LIB=\`echo "\[$]1" | sed -e 's/[[0-9]]*\.dll[$]/.dll.a/'\`
+               shift
+               cat <<-EOF
+               Linking shared library
+               ** SHARED_LIB \[$]SHARED_LIB
+               ** IMPORT_LIB \[$]IMPORT_LIB
+EOF
+               exec \[$]* -shared -Wl,--enable-auto-import,--out-implib=\[$]{IMPORT_LIB} -Wl,--export-all-symbols -o \[$]{SHARED_LIB}
+CF_EOF
+               chmod +x mk_shared_lib.sh
+               ;;
+       openbsd[[2-9]].*|mirbsd*) #(vi
                if test "$DFT_LWR_MODEL" = "shared" ; then
                        LOCAL_LDFLAGS="${LD_RPATH_OPT}\$(LOCAL_LIBDIR)"
                        LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
                fi
                if test "$cf_cv_enable_rpath" = yes ; then
-                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
                fi
                CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
                CF_SHARED_SONAME
@@ -4970,12 +5626,12 @@ CF_EOF
                MK_SHARED_LIB='${LD} -Bshareable -o $[@]'
                test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
                ;;
-       freebsd*) #(vi
+       dragonfly*|freebsd*) #(vi
                CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
                if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
                        LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
-                       LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${libdir} $LOCAL_LDFLAGS"
-                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+                       LOCAL_LDFLAGS2="${cf_ld_rpath_opt}\${RPATH_LIST} $LOCAL_LDFLAGS"
+                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
                fi
                CF_SHARED_SONAME
                MK_SHARED_LIB='${LD} -shared -Bshareable -soname=`basename $[@]` -o $[@]'
@@ -4985,7 +5641,7 @@ CF_EOF
                if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_enable_rpath" = yes ; then
                        LOCAL_LDFLAGS="${cf_ld_rpath_opt}\$(LOCAL_LIBDIR)"
                        LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
-                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${libdir} $EXTRA_LDFLAGS"
+                       EXTRA_LDFLAGS="${cf_ld_rpath_opt}\${RPATH_LIST} $EXTRA_LDFLAGS"
                        if test "$cf_cv_shlib_version" = auto; then
                        if test -f /usr/libexec/ld.elf_so; then
                                cf_cv_shlib_version=abi
@@ -4996,7 +5652,7 @@ CF_EOF
                        CF_SHARED_SONAME
                        MK_SHARED_LIB='${CC} ${CFLAGS} -shared -Wl,-soname,'$cf_cv_shared_soname' -o $[@]'
                else
-                       MK_SHARED_LIB='${LD} -shared -Bshareable -o $[@]'
+                       MK_SHARED_LIB='${CC} -Wl,-shared -Wl,-Bshareable -o $[@]'
                fi
                ;;
        osf*|mls+*) #(vi
@@ -5090,20 +5746,57 @@ CF_EOF
                ;;
        esac
 
-       if test -n "$cf_ld_rpath_opt" ; then
-               MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${libdir}"
+       if test -n "$cf_try_cflags"
+       then
+cat > conftest.$ac_ext <<EOF
+#line __oline__ "${as_me:-configure}"
+#include <stdio.h>
+int main(int argc, char *argv[[]])
+{
+       printf("hello\n");
+       return (argv[[argc-1]] == 0) ;
+}
+EOF
+               cf_save_CFLAGS="$CFLAGS"
+               for cf_opt in $cf_try_cflags
+               do
+                       CFLAGS="$cf_save_CFLAGS -$cf_opt"
+                       AC_MSG_CHECKING(if CFLAGS option -$cf_opt works)
+                       if AC_TRY_EVAL(ac_compile); then
+                               AC_MSG_RESULT(yes)
+                               cf_save_CFLAGS="$CFLAGS"
+                       else
+                               AC_MSG_RESULT(no)
+                       fi
+               done
+               CFLAGS="$cf_save_CFLAGS"
        fi
 
+
+       # RPATH_LIST is a colon-separated list of directories
+       test -n "$cf_ld_rpath_opt" && MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\${RPATH_LIST}"
+       test -z "$RPATH_LIST" && RPATH_LIST="\${libdir}"
+
+       test $cf_cv_rm_so_locs = yes && RM_SHARED_OPTS="$RM_SHARED_OPTS so_locations"
+
+       CF_VERBOSE(CC_SHARED_OPTS: $CC_SHARED_OPTS)
+       CF_VERBOSE(MK_SHARED_LIB:  $MK_SHARED_LIB)
+
        AC_SUBST(CC_SHARED_OPTS)
        AC_SUBST(LD_RPATH_OPT)
        AC_SUBST(LD_SHARED_OPTS)
        AC_SUBST(MK_SHARED_LIB)
+       AC_SUBST(RM_SHARED_OPTS)
+
        AC_SUBST(LINK_PROGS)
        AC_SUBST(LINK_TESTS)
+
        AC_SUBST(EXTRA_LDFLAGS)
        AC_SUBST(LOCAL_LDFLAGS)
        AC_SUBST(LOCAL_LDFLAGS2)
+
        AC_SUBST(INSTALL_LIB)
+       AC_SUBST(RPATH_LIST)
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_SHARED_SONAME version: 3 updated: 2008/09/08 18:34:43
@@ -5183,7 +5876,7 @@ done
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SIG_ATOMIC_T version: 2 updated: 2005/09/18 17:27:12
+dnl CF_SIG_ATOMIC_T version: 3 updated: 2012/10/04 20:12:20
 dnl ---------------
 dnl signal handler, but there are some gcc depedencies in that recommendation.
 dnl Try anyway.
@@ -5215,10 +5908,10 @@ static void handler(int sig)
        done
        ])
 AC_MSG_RESULT($cf_cv_sig_atomic_t)
-test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t)
+test "$cf_cv_sig_atomic_t" != no && AC_DEFINE_UNQUOTED(SIG_ATOMIC_T, $cf_cv_sig_atomic_t,[Define to signal global datatype])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SIZECHANGE version: 8 updated: 2000/11/04 12:22:16
+dnl CF_SIZECHANGE version: 9 updated: 2012/10/06 11:17:15
 dnl -------------
 dnl Check for definitions & structures needed for window size-changing
 dnl FIXME: check that this works with "snake" (HP-UX 10.x)
@@ -5279,7 +5972,7 @@ do
 done
 ])
 if test "$cf_cv_sizechange" != no ; then
-       AC_DEFINE(HAVE_SIZECHANGE)
+       AC_DEFINE(HAVE_SIZECHANGE,1,[Define to 1 if sizechar declarations are provided])
        case $cf_cv_sizechange in #(vi
        NEED*)
                AC_DEFINE_UNQUOTED($cf_cv_sizechange )
@@ -5288,7 +5981,7 @@ if test "$cf_cv_sizechange" != no ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SRC_MODULES version: 21 updated: 2010/09/04 17:37:40
+dnl CF_SRC_MODULES version: 27 updated: 2013/08/03 18:18:08
 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 $cf_cv_src_modules which we'll
@@ -5311,6 +6004,7 @@ else
        TEST_ARG2="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARG2"
 fi
 
+PC_MODULES_TO_MAKE="ncurses${DFT_ARG_SUFFIX}"
 cf_cv_src_modules=
 for cf_dir in $1
 do
@@ -5349,6 +6043,7 @@ do
                                TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
                                TEST_ARG2="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARG2"
                        fi
+                       PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ${cf_dir}${DFT_ARG_SUFFIX}"
                fi
        fi
 done
@@ -5375,11 +6070,21 @@ done
 if test "x$cf_with_tests" != "xno" ; then
        SRC_SUBDIRS="$SRC_SUBDIRS test"
 fi
-test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc"
-test "$cf_with_cxx_binding" != no && SRC_SUBDIRS="$SRC_SUBDIRS c++"
+if test "x$cf_with_db_install" = xyes; then
+       test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc"
+fi
+if test "$cf_with_cxx_binding" != no; then
+       PC_MODULES_TO_MAKE="${PC_MODULES_TO_MAKE} ncurses++${DFT_ARG_SUFFIX}"
+       SRC_SUBDIRS="$SRC_SUBDIRS c++"
+fi
+
+test "x$with_termlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TINFO_ARG_SUFFIX"
+test "x$with_ticlib" != xno && PC_MODULES_TO_MAKE="$PC_MODULES_TO_MAKE $TICS_ARG_SUFFIX"
+
+AC_SUBST(PC_MODULES_TO_MAKE)
 
 ADA_SUBDIRS=
-if test "$cf_cv_prog_gnat_correct" = yes && test -f $srcdir/Ada95/Makefile.in; then
+if test "x$cf_with_ada" = "xyes" && test "x$cf_cv_prog_gnat_correct" = xyes && test -f $srcdir/Ada95/Makefile.in; then
        SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
        ADA_SUBDIRS="gen src"
        if test "x$cf_with_tests" != "xno" ; then
@@ -5438,13 +6143,13 @@ dnl     Remove "-g" option from the compiler options
 AC_DEFUN([CF_STRIP_G_OPT],
 [$1=`echo ${$1} | sed -e 's%-g %%' -e 's%-g$%%'`])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_STRUCT_SIGACTION version: 3 updated: 2000/08/12 23:18:52
+dnl CF_STRUCT_SIGACTION version: 5 updated: 2012/10/06 17:56:13
 dnl -------------------
 dnl Check if we need _POSIX_SOURCE defined to use struct sigaction.  We'll only
 dnl do this if we've found the sigaction function.
-dnl
-dnl If needed, define SVR4_ACTION.
 AC_DEFUN([CF_STRUCT_SIGACTION],[
+AC_REQUIRE([CF_XOPEN_SOURCE])
+
 if test "$ac_cv_func_sigaction" = yes; then
 AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
 AC_TRY_COMPILE([
@@ -5459,22 +6164,24 @@ AC_TRY_COMPILE([
 #include <signal.h>],
        [struct sigaction act],
        [sigact_bad=yes
-        AC_DEFINE(SVR4_ACTION)],
+        AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE])],
         [sigact_bad=unknown])])
 AC_MSG_RESULT($sigact_bad)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_STRUCT_TERMIOS version: 5 updated: 2000/11/04 12:22:46
+dnl CF_STRUCT_TERMIOS version: 7 updated: 2012/10/06 17:56:13
 dnl -----------------
 dnl Some machines require _POSIX_SOURCE to completely define struct termios.
-dnl If so, define SVR4_TERMIO
 AC_DEFUN([CF_STRUCT_TERMIOS],[
+AC_REQUIRE([CF_XOPEN_SOURCE])
+
 AC_CHECK_HEADERS( \
 termio.h \
 termios.h \
 unistd.h \
 )
+
 if test "$ISC" = yes ; then
        AC_CHECK_HEADERS( sys/termio.h )
 fi
@@ -5494,7 +6201,7 @@ if test "$ac_cv_header_termios_h" = yes ; then
 #include <termios.h>],
                        [struct termios foo; int x = foo.c_iflag],
                        termios_bad=unknown,
-                       termios_bad=yes AC_DEFINE(SVR4_TERMIO))
+                       termios_bad=yes AC_DEFINE(_POSIX_SOURCE,1,[Define to 1 if we must define _POSIX_SOURCE]))
                        ])
        AC_MSG_RESULT($termios_bad)
        fi
@@ -5518,23 +6225,6 @@ 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
-dnl    with an environment variable.
-dnl
-dnl    $1 = long/descriptive name
-dnl    $2 = environment variable
-dnl    $3 = default value
-AC_DEFUN([CF_SUBST],
-[AC_CACHE_VAL(cf_cv_subst_$2,[
-AC_MSG_CHECKING(for $1 (symbol $2))
-CF_SUBST_IF([-z "[$]$2"], [$2], [$3])
-cf_cv_subst_$2=[$]$2
-AC_MSG_RESULT([$]$2)
-])
-])dnl
-dnl ---------------------------------------------------------------------------
 dnl CF_SUBST_IF version: 2 updated: 2006/06/17 12:33:03
 dnl -----------
 dnl    Shorthand macro for substituting things that the user may override
@@ -5580,7 +6270,7 @@ AC_SUBST(cf_cv_header_stdbool_h)
 AC_SUBST(cf_cv_type_of_bool)dnl
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_SYS_TIME_SELECT version: 4 updated: 2000/10/04 09:18:40
+dnl CF_SYS_TIME_SELECT version: 5 updated: 2012/10/04 05:24:07
 dnl ------------------
 dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
 dnl older SCO configurations.
@@ -5600,19 +6290,58 @@ AC_TRY_COMPILE([
      [cf_cv_sys_time_select=no])
      ])
 AC_MSG_RESULT($cf_cv_sys_time_select)
-test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT)
+test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT,1,[Define to 1 if we can include <sys/time.h> with <sys/select.h>])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_TOP_BUILDDIR version: 1 updated: 2006/10/15 16:33:23
+dnl CF_TOP_BUILDDIR version: 2 updated: 2013/07/27 17:38:32
 dnl ---------------
 dnl Define a top_builddir symbol, for applications that need an absolute path.
 AC_DEFUN([CF_TOP_BUILDDIR],
 [
-top_builddir=`pwd`
+top_builddir=ifelse($1,,`pwd`,$1)
 AC_SUBST(top_builddir)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_TYPEOF_CHTYPE version: 8 updated: 2006/12/16 12:33:30
+dnl CF_TRY_XOPEN_SOURCE version: 1 updated: 2011/10/30 17:09:50
+dnl -------------------
+dnl If _XOPEN_SOURCE is not defined in the compile environment, check if we
+dnl can define it successfully.
+AC_DEFUN([CF_TRY_XOPEN_SOURCE],[
+AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
+       AC_TRY_COMPILE([
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+],[
+#ifndef _XOPEN_SOURCE
+make an error
+#endif],
+       [cf_cv_xopen_source=no],
+       [cf_save="$CPPFLAGS"
+        CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
+        AC_TRY_COMPILE([
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+],[
+#ifdef _XOPEN_SOURCE
+make an error
+#endif],
+       [cf_cv_xopen_source=no],
+       [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
+       CPPFLAGS="$cf_save"
+       ])
+])
+
+if test "$cf_cv_xopen_source" != no ; then
+       CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
+       CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
+       cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
+       CF_ADD_CFLAGS($cf_temp_xopen_source)
+fi
+])
+dnl ---------------------------------------------------------------------------
+dnl CF_TYPEOF_CHTYPE version: 9 updated: 2012/10/06 17:56:13
 dnl ----------------
 dnl Determine the type we should use for chtype (and attr_t, which is treated
 dnl as the same thing).  We want around 32 bits, so on most machines want a
@@ -5661,10 +6390,10 @@ int main()
 AC_MSG_RESULT($cf_cv_typeof_chtype)
 
 AC_SUBST(cf_cv_typeof_chtype)
-AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype)
+AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype,[Define to actual type if needed for chtype])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_TYPE_SIGACTION version: 3 updated: 2000/08/12 23:18:52
+dnl CF_TYPE_SIGACTION version: 4 updated: 2012/10/06 17:56:13
 dnl -----------------
 dnl
 AC_DEFUN([CF_TYPE_SIGACTION],
@@ -5677,7 +6406,7 @@ AC_CACHE_VAL(cf_cv_type_sigaction,[
                [cf_cv_type_sigaction=yes],
                [cf_cv_type_sigaction=no])])
 AC_MSG_RESULT($cf_cv_type_sigaction)
-test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION)
+test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION,1,[Define to 1 if we have the sigaction_t type])
 ])dnl
 dnl ---------------------------------------------------------------------------
 dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
@@ -5704,7 +6433,7 @@ AC_DEFUN([CF_UPPER],
 $1=`echo "$2" | sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_UTF8_LIB version: 7 updated: 2010/06/20 09:24:28
+dnl CF_UTF8_LIB version: 8 updated: 2012/10/06 08:57:51
 dnl -----------
 dnl Check for multibyte support, and if not found, utf8 compatibility library
 AC_DEFUN([CF_UTF8_LIB],
@@ -5723,14 +6452,14 @@ AC_CACHE_CHECK(for multibyte character support,cf_cv_utf8_lib,[
 # HAVE_LIBUTF8_H is used by ncurses if curses.h is shared between
 # ncurses/ncursesw:
 if test "$cf_cv_utf8_lib" = "add-on" ; then
-       AC_DEFINE(HAVE_LIBUTF8_H)
+       AC_DEFINE(HAVE_LIBUTF8_H,1,[Define to 1 if we should include libutf8.h])
        CF_ADD_INCDIR($cf_cv_header_path_utf8)
        CF_ADD_LIBDIR($cf_cv_library_path_utf8)
        CF_ADD_LIBS($cf_cv_library_file_utf8)
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_VA_COPY version: 2 updated: 2010/03/04 05:37:29
+dnl CF_VA_COPY version: 3 updated: 2012/10/06 11:17:15
 dnl ----------
 dnl check for va_copy, part of stdarg.h
 dnl Also, workaround for glibc's __va_copy, by checking for both.
@@ -5745,7 +6474,7 @@ AC_TRY_LINK([
        cf_cv_have_va_copy=yes,
        cf_cv_have_va_copy=no)])
 
-test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY)
+test "$cf_cv_have_va_copy" = yes && AC_DEFINE(HAVE_VA_COPY,1,[Define to 1 if we have va_copy])
 
 AC_CACHE_CHECK(for __va_copy, cf_cv_have___va_copy,[
 AC_TRY_LINK([
@@ -5757,7 +6486,7 @@ AC_TRY_LINK([
        cf_cv_have___va_copy=yes,
        cf_cv_have___va_copy=no)])
 
-test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY)
+test "$cf_cv_have___va_copy" = yes && AC_DEFINE(HAVE___VA_COPY,1,[Define to 1 if we have __va_copy])
 ])
 dnl ---------------------------------------------------------------------------
 dnl CF_VERBOSE version: 3 updated: 2007/07/29 09:55:12
@@ -5768,7 +6497,7 @@ AC_DEFUN([CF_VERBOSE],
 CF_MSG_LOG([$1])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WCHAR_TYPE version: 3 updated: 2010/05/26 16:44:57
+dnl CF_WCHAR_TYPE version: 4 updated: 2012/10/06 16:39:58
 dnl -------------
 dnl Check if type wide-character type $1 is declared, and if so, which header
 dnl file is needed.  The second parameter is used to set a shell variable when
@@ -5800,7 +6529,7 @@ AC_TRY_COMPILE([
        [cf_cv_$1=unknown])])])
 
 if test "$cf_cv_$1" = yes ; then
-       AC_DEFINE(NEED_WCHAR_H)
+       AC_DEFINE(NEED_WCHAR_H,1,[Define to 1 if we must include wchar.h])
        NEED_WCHAR_H=1
 fi
 
@@ -5905,14 +6634,14 @@ AC_SUBST(ADA_OBJECTS)
 AC_MSG_RESULT($ADA_OBJECTS)
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_ADA_SHAREDLIB version: 2 updated: 2010/06/26 17:35:58
+dnl CF_WITH_ADA_SHAREDLIB version: 4 updated: 2014/05/31 21:08:37
 dnl ---------------------
 dnl Command-line option to specify if an Ada95 shared-library should be built,
 dnl and optionally what its soname should be.
 AC_DEFUN([CF_WITH_ADA_SHAREDLIB],[
 AC_MSG_CHECKING(if an Ada95 shared-library should be built)
 AC_ARG_WITH(ada-sharedlib,
-       [  --with-ada-sharedlib=XX build Ada95 shared-library],
+       [  --with-ada-sharedlib=soname build shared-library (requires GNAT projects)],
        [with_ada_sharedlib=$withval],
        [with_ada_sharedlib=no])
 AC_MSG_RESULT($with_ada_sharedlib)
@@ -5963,7 +6692,7 @@ if test "$with_dmalloc" = yes ; then
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_GPM version: 7 updated: 2008/03/23 14:48:54
+dnl CF_WITH_GPM version: 8 updated: 2012/10/06 17:56:13
 dnl -----------
 dnl
 dnl The option parameter (if neither yes/no) is assumed to be the name of
@@ -5979,10 +6708,10 @@ AC_MSG_RESULT($with_gpm)
 
 if test "$with_gpm" != no ; then
        AC_CHECK_HEADER(gpm.h,[
-               AC_DEFINE(HAVE_GPM_H)
+               AC_DEFINE(HAVE_GPM_H,1,[Define to 1 if we have gpm.h header])
                if test "$with_gpm" != yes && test "$with_gpm" != maybe ; then
                        CF_VERBOSE(assuming we really have GPM library)
-                       AC_DEFINE(HAVE_LIBGPM)
+                       AC_DEFINE(HAVE_LIBGPM,1,[Define to 1 if we have the gpm library])
                else
                        AC_CHECK_LIB(gpm,Gpm_Open,[:],[
                                AC_MSG_ERROR(Cannot link with GPM library)
@@ -5996,7 +6725,7 @@ if test "$with_gpm" != no ; then
 fi
 ])
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_LIBTOOL version: 26 updated: 2010/10/23 15:55:24
+dnl CF_WITH_LIBTOOL version: 30 updated: 2013/09/07 13:54:05
 dnl ---------------
 dnl Provide a configure option to incorporate libtool.  Define several useful
 dnl symbols for the makefile rules.
@@ -6066,13 +6795,20 @@ ifdef([AC_PROG_LIBTOOL],[
                CF_PATH_SYNTAX(with_libtool)
                LIBTOOL=$with_libtool
        else
-               AC_PATH_PROG(LIBTOOL,libtool)
+               AC_CHECK_TOOLS(LIBTOOL,[libtool glibtool],none)
+               CF_LIBTOOL_VERSION
+               if test -z "$cf_cv_libtool_version" && test "$LIBTOOL" = libtool
+               then
+                       CF_FORGET_TOOL(LIBTOOL)
+                       AC_CHECK_TOOLS(LIBTOOL,[glibtool],none)
+                       CF_LIBTOOL_VERSION
+               fi
        fi
        if test -z "$LIBTOOL" ; then
                AC_MSG_ERROR(Cannot find libtool)
        fi
 ])dnl
-       LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} -o'
+       LIB_CREATE='${LIBTOOL} --mode=link ${CC} -rpath ${DESTDIR}${libdir} ${LIBTOOL_VERSION} `cut -f1 ${srcdir}/VERSION` ${LIBTOOL_OPTS} ${LT_UNDEF} $(LIBS) -o'
        LIB_OBJECT='${OBJECTS:.o=.lo}'
        LIB_SUFFIX=.la
        LIB_CLEAN='${LIBTOOL} --mode=clean'
@@ -6082,22 +6818,12 @@ ifdef([AC_PROG_LIBTOOL],[
        LIB_UNINSTALL='${LIBTOOL} --mode=uninstall'
        LIB_PREP=:
 
-       # Show the version of libtool
-       AC_MSG_CHECKING(version of 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=`$LIBTOOL --version 2>&1 | sed -e '/^$/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 GNU libtool)
-       fi
+       CF_CHECK_LIBTOOL_VERSION
 
        # 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
+       cygwin*|msys*|mingw32*|uwin*|aix[[4-7]]) #(vi
                LT_UNDEF=-no-undefined
                ;;
        esac
@@ -6137,7 +6863,33 @@ AC_SUBST(LIB_UNINSTALL)
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_PATH version: 10 updated: 2010/10/23 15:44:18
+dnl CF_WITH_LIB_PREFIX version: 1 updated: 2012/01/21 19:28:10
+dnl ------------------
+dnl Allow the library-prefix to be overridden.  OS/2 EMX originally had no
+dnl "lib" prefix, e.g., because it used the dll naming convention.
+dnl
+dnl $1 = variable to set
+AC_DEFUN([CF_WITH_LIB_PREFIX],
+[
+AC_MSG_CHECKING(if you want to have a library-prefix)
+AC_ARG_WITH(lib-prefix,
+       [  --with-lib-prefix       override library-prefix],
+       [with_lib_prefix=$withval],
+       [with_lib_prefix=auto])
+AC_MSG_RESULT($with_lib_prefix)
+
+if test $with_lib_prefix = auto
+then
+       CF_LIB_PREFIX($1)
+elif test $with_lib_prefix = no
+then
+       LIB_PREFIX=
+else
+       LIB_PREFIX=$with_lib_prefix
+fi
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_WITH_PATH version: 11 updated: 2012/09/29 15:04:19
 dnl ------------
 dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
 dnl defaulting to yes/no.
@@ -6154,11 +6906,11 @@ 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"
+eval $3="$withval"
 AC_SUBST($3)dnl
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_PATHLIST version: 7 updated: 2010/10/23 16:10:30
+dnl CF_WITH_PATHLIST version: 9 updated: 2012/10/18 05:05:24
 dnl ----------------
 dnl Process an option specifying a list of colon-separated paths.
 dnl
@@ -6179,7 +6931,7 @@ cf_dst_path=
 for cf_src_path in $withval
 do
   CF_PATH_SYNTAX(cf_src_path)
-  test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}:"
+  test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}$PATH_SEPARATOR"
   cf_dst_path="${cf_dst_path}${cf_src_path}"
 done
 IFS="$ac_save_ifs"
@@ -6195,12 +6947,65 @@ esac
 cf_dst_path=`echo "$cf_dst_path" | sed -e 's/\\\\/\\\\\\\\/g'`
 ])
 
-eval '$3="$cf_dst_path"'
+# This may use the prefix/exec_prefix symbols which will only yield "NONE"
+# so we have to check/work around.  We do prefer the result of "eval"...
+eval cf_dst_eval="$cf_dst_path"
+case "x$cf_dst_eval" in #(vi
+xNONE*) #(vi
+       $3=$cf_dst_path
+       ;;
+*)
+       $3="$cf_dst_eval"
+       ;;
+esac
 AC_SUBST($3)dnl
 
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_PTHREAD version: 3 updated: 2010/05/29 16:31:02
+dnl CF_WITH_PKG_CONFIG_LIBDIR version: 2 updated: 2011/12/10 18:58:47
+dnl -------------------------
+dnl Allow the choice of the pkg-config library directory to be overridden.
+AC_DEFUN([CF_WITH_PKG_CONFIG_LIBDIR],[
+if test "$PKG_CONFIG" != none ; then
+       AC_MSG_CHECKING(for $PKG_CONFIG library directory)
+       AC_ARG_WITH(pkg-config-libdir,
+               [  --with-pkg-config-libdir=XXX use given directory for installing pc-files],
+               [PKG_CONFIG_LIBDIR=$withval],
+               [PKG_CONFIG_LIBDIR=yes])
+
+       case x$PKG_CONFIG_LIBDIR in #(vi
+       x/*) #(vi
+               ;;
+       xyes) #(vi
+               # look for the library directory using the same prefix as the executable
+               cf_path=`echo "$PKG_CONFIG" | sed -e 's,/[[^/]]*/[[^/]]*$,,'`
+               case x`(arch) 2>/dev/null` in #(vi
+               *64) #(vi
+                       for cf_config in $cf_path/share $cf_path/lib64 $cf_path/lib32 $cf_path/lib
+                       do
+                               if test -d $cf_config/pkgconfig
+                               then
+                                       PKG_CONFIG_LIBDIR=$cf_config/pkgconfig
+                                       break
+                               fi
+                       done
+                       ;;
+               *)
+                       PKG_CONFIG_LIBDIR=$cf_path/lib/pkgconfig
+                       ;;
+               esac
+               ;;
+       *)
+               ;;
+       esac
+
+       AC_MSG_RESULT($PKG_CONFIG_LIBDIR)
+fi
+
+AC_SUBST(PKG_CONFIG_LIBDIR)
+])dnl
+dnl ---------------------------------------------------------------------------
+dnl CF_WITH_PTHREAD version: 6 updated: 2012/10/06 17:41:51
 dnl ---------------
 dnl Check for POSIX thread library.
 AC_DEFUN([CF_WITH_PTHREAD],
@@ -6214,25 +7019,30 @@ AC_MSG_RESULT($with_pthread)
 
 if test "$with_pthread" != no ; then
     AC_CHECK_HEADER(pthread.h,[
-        AC_DEFINE(HAVE_PTHREADS_H)
+        AC_DEFINE(HAVE_PTHREADS_H,1,[Define to 1 if we have pthreads.h header])
 
-        AC_MSG_CHECKING(if we can link with the pthread library)
-        cf_save_LIBS="$LIBS"
-        CF_ADD_LIB(pthread)
-        AC_TRY_LINK([
+       for cf_lib_pthread in pthread c_r
+       do
+           AC_MSG_CHECKING(if we can link with the $cf_lib_pthread library)
+           cf_save_LIBS="$LIBS"
+           CF_ADD_LIB($cf_lib_pthread)
+           AC_TRY_LINK([
 #include <pthread.h>
 ],[
-        int rc = pthread_create(0,0,0,0);
+               int rc = pthread_create(0,0,0,0);
+               int r2 = pthread_mutexattr_settype(0, 0);
 ],[with_pthread=yes],[with_pthread=no])
-        LIBS="$cf_save_LIBS"
-        AC_MSG_RESULT($with_pthread)
-
-        if test "$with_pthread" = yes ; then
-            CF_ADD_LIB(pthread)
-            AC_DEFINE(HAVE_LIBPTHREADS)
-        else
-            AC_MSG_ERROR(Cannot link with pthread library)
-        fi
+           LIBS="$cf_save_LIBS"
+           AC_MSG_RESULT($with_pthread)
+           test "$with_pthread" = yes && break
+       done
+
+       if test "$with_pthread" = yes ; then
+           CF_ADD_LIB($cf_lib_pthread)
+           AC_DEFINE(HAVE_LIBPTHREADS,1,[Define to 1 if we have pthreads library])
+       else
+           AC_MSG_ERROR(Cannot link with pthread library)
+       fi
     ])
 fi
 ])
@@ -6262,7 +7072,7 @@ ifelse($1,,[
 ])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_WITH_SYSMOUSE version: 2 updated: 2003/03/22 19:13:43
+dnl CF_WITH_SYSMOUSE version: 3 updated: 2012/10/06 17:56:13
 dnl ----------------
 dnl If we can compile with sysmouse, make it available unless it is not wanted.
 AC_DEFUN([CF_WITH_SYSMOUSE],[
@@ -6288,10 +7098,30 @@ AC_ARG_WITH(sysmouse,
 ],[cf_with_sysmouse=yes],[cf_with_sysmouse=no])
        fi
 AC_MSG_RESULT($cf_with_sysmouse)
-test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE)
+test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE,1,[Define to 1 if we can/should use the sysmouse interface])
 fi
 ])dnl
 dnl ---------------------------------------------------------------------------
+dnl CF_WITH_SYSTYPE version: 1 updated: 2013/01/26 16:26:12
+dnl ---------------
+dnl For testing, override the derived host system-type which is used to decide
+dnl things such as the linker commands used to build shared libraries.  This is
+dnl normally chosen automatically based on the type of system which you are
+dnl building on.  We use it for testing the configure script.
+dnl
+dnl This is different from the --host option: it is used only for testing parts
+dnl of the configure script which would not be reachable with --host since that
+dnl relies on the build environment being real, rather than mocked up.
+AC_DEFUN([CF_WITH_SYSTYPE],[
+CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
+AC_ARG_WITH(system-type,
+       [  --with-system-type=XXX  test: override derived host system-type],
+[AC_MSG_WARN(overriding system type to $withval)
+       cf_cv_system_name=$withval
+       host_os=$withval
+])
+])dnl
+dnl ---------------------------------------------------------------------------
 dnl CF_WITH_VALGRIND version: 1 updated: 2006/12/14 18:00:21
 dnl ----------------
 AC_DEFUN([CF_WITH_VALGRIND],[
@@ -6300,7 +7130,7 @@ CF_NO_LEAKS_OPTION(valgrind,
        [USE_VALGRIND])
 ])dnl
 dnl ---------------------------------------------------------------------------
-dnl CF_XOPEN_SOURCE version: 34 updated: 2010/05/26 05:38:42
+dnl CF_XOPEN_SOURCE version: 46 updated: 2014/02/09 19:30:15
 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,
@@ -6310,20 +7140,25 @@ dnl Parameters:
 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([AC_CANONICAL_HOST])
 
 cf_XOPEN_SOURCE=ifelse([$1],,500,[$1])
 cf_POSIX_C_SOURCE=ifelse([$2],,199506L,[$2])
 cf_xopen_source=
 
 case $host_os in #(vi
-aix[[456]]*) #(vi
+aix[[4-7]]*) #(vi
        cf_xopen_source="-D_ALL_SOURCE"
        ;;
+cygwin|msys) #(vi
+       cf_XOPEN_SOURCE=600
+       ;;
 darwin[[0-8]].*) #(vi
        cf_xopen_source="-D_APPLE_C_SOURCE"
        ;;
 darwin*) #(vi
        cf_xopen_source="-D_DARWIN_C_SOURCE"
+       cf_XOPEN_SOURCE=
        ;;
 freebsd*|dragonfly*) #(vi
        # 5.x headers associate
@@ -6341,15 +7176,23 @@ hpux*) #(vi
        ;;
 irix[[56]].*) #(vi
        cf_xopen_source="-D_SGI_SOURCE"
+       cf_XOPEN_SOURCE=
        ;;
 linux*|gnu*|mint*|k*bsd*-gnu) #(vi
        CF_GNU_SOURCE
        ;;
 mirbsd*) #(vi
-       # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h>
+       # setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <sys/select.h> and other headers which use u_int / u_short types
+       cf_XOPEN_SOURCE=
+       CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
        ;;
 netbsd*) #(vi
-       # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
+       cf_xopen_source="-D_NETBSD_SOURCE" # setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
+       ;;
+openbsd[[4-9]]*) #(vi
+       # setting _XOPEN_SOURCE lower than 500 breaks g++ compile with wchar.h, needed for ncursesw
+       cf_xopen_source="-D_BSD_SOURCE"
+       cf_XOPEN_SOURCE=600
        ;;
 openbsd*) #(vi
        # setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
@@ -6363,36 +7206,12 @@ nto-qnx*) #(vi
 sco*) #(vi
        # setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
        ;;
-solaris2.1[[0-9]]) #(vi
-       cf_xopen_source="-D__EXTENSIONS__ -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
-       ;;
-solaris2.[[1-9]]) #(vi
+solaris2.*) #(vi
        cf_xopen_source="-D__EXTENSIONS__"
+       cf_cv_xopen_source=broken
        ;;
 *)
-       AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
-       AC_TRY_COMPILE([#include <sys/types.h>],[
-#ifndef _XOPEN_SOURCE
-make an error
-#endif],
-       [cf_cv_xopen_source=no],
-       [cf_save="$CPPFLAGS"
-        CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
-        AC_TRY_COMPILE([#include <sys/types.h>],[
-#ifdef _XOPEN_SOURCE
-make an error
-#endif],
-       [cf_cv_xopen_source=no],
-       [cf_cv_xopen_source=$cf_XOPEN_SOURCE])
-       CPPFLAGS="$cf_save"
-       ])
-])
-       if test "$cf_cv_xopen_source" != no ; then
-               CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
-               CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
-               cf_temp_xopen_source="-D_XOPEN_SOURCE=$cf_cv_xopen_source"
-               CF_ADD_CFLAGS($cf_temp_xopen_source)
-       fi
+       CF_TRY_XOPEN_SOURCE
        CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
        ;;
 esac
@@ -6400,4 +7219,33 @@ esac
 if test -n "$cf_xopen_source" ; then
        CF_ADD_CFLAGS($cf_xopen_source)
 fi
+
+dnl In anything but the default case, we may have system-specific setting
+dnl which is still not guaranteed to provide all of the entrypoints that
+dnl _XOPEN_SOURCE would yield.
+if test -n "$cf_XOPEN_SOURCE" && test -z "$cf_cv_xopen_source" ; then
+       AC_MSG_CHECKING(if _XOPEN_SOURCE really is set)
+       AC_TRY_COMPILE([#include <stdlib.h>],[
+#ifndef _XOPEN_SOURCE
+make an error
+#endif],
+       [cf_XOPEN_SOURCE_set=yes],
+       [cf_XOPEN_SOURCE_set=no])
+       AC_MSG_RESULT($cf_XOPEN_SOURCE_set)
+       if test $cf_XOPEN_SOURCE_set = yes
+       then
+               AC_TRY_COMPILE([#include <stdlib.h>],[
+#if (_XOPEN_SOURCE - 0) < $cf_XOPEN_SOURCE
+make an error
+#endif],
+               [cf_XOPEN_SOURCE_set_ok=yes],
+               [cf_XOPEN_SOURCE_set_ok=no])
+               if test $cf_XOPEN_SOURCE_set_ok = no
+               then
+                       AC_MSG_WARN(_XOPEN_SOURCE is lower than requested)
+               fi
+       else
+               CF_TRY_XOPEN_SOURCE
+       fi
+fi
 ])