Update configuration files from `gnulib' and `config' repositories..

This also fixes a problem with `iconv' on Solaris 10, as reported in

  http://lists.gnu.org/archive/html/bug-groff/2012-02/msg00007.html

* configure.ac: Call `gl_LOCALCHARSET.
Call `AM_ICONV' as C++.

* config.guess, config.rpath, config.sub, install-sh, mkinstalldirs:
Updated.

* m4/codeset.m4, m4/glib21.m4, m4/iconv.m4, m4/lib-ld.m4,
m4/lib-link.m4, m4/lib-prefix.m4: Updated.
* m4/fcntl-o.m4, m4/localcharset.m4: New files.

* Makefile.in: Updated.

* src/include/localcharset.h, src/libs/libgroff/config.charset,
src/libs/libgroff/localcharset.c: Updated.

* aclocal.m4, configure, src/include/config.hin: Regenerated.

2 files changed, 64 insertions, 9 deletions

diff --git a/src/include/config.hin b/src/include/config.hin
index 08e60015..3f1ff1ef 100644
--- a/src/include/config.hin
+++ b/src/include/config.hin
@@ -1,5 +1,8 @@
 /* src/include/config.hin.  Generated from configure.ac by autoheader.  */
 
+/* Define if building universal (internal helper macro) */
+#undef AC_APPLE_UNIVERSAL_BUILD
+
 /* Define if your C++ doesn't understand `delete []'. */
 #undef ARRAY_DELETE_NEEDS_SIZE
 
@@ -38,7 +41,7 @@
 /* Define to 1 if you have the `gettimeofday' function. */
 #undef HAVE_GETTIMEOFDAY
 
-/* Define if you have the iconv() function. */
+/* Define if you have the iconv() function and it works. */
 #undef HAVE_ICONV
 
 /* Define to 1 if you have the <inttypes.h> header file. */
@@ -116,6 +119,9 @@
 /* Define if <math.h> defines struct exception. */
 #undef HAVE_STRUCT_EXCEPTION
 
+/* Define to 1 if you have the `symlink' function. */
+#undef HAVE_SYMLINK
+
 /* Define to 1 if you have the <sys/dir.h> header file. */
 #undef HAVE_SYS_DIR_H
 
@@ -125,6 +131,9 @@
 /* Define if you have sys_nerr in <errno.h>, <stdio.h>, or <stdio.h>. */
 #undef HAVE_SYS_NERR
 
+/* Define to 1 if you have the <sys/param.h> header file. */
+#undef HAVE_SYS_PARAM_H
+
 /* Define to 1 if you have the <sys/stat.h> header file. */
 #undef HAVE_SYS_STAT_H
 
@@ -140,6 +149,12 @@
 /* Define to 1 if you have the `vsnprintf' function. */
 #undef HAVE_VSNPRINTF
 
+/* Define to 1 if O_NOATIME works. */
+#undef HAVE_WORKING_O_NOATIME
+
+/* Define to 1 if O_NOFOLLOW works. */
+#undef HAVE_WORKING_O_NOFOLLOW
+
 /* Define as const if the declaration of iconv() needs const. */
 #undef ICONV_CONST
 
@@ -197,6 +212,9 @@
 /* Define to the one symbol short name of this package. */
 #undef PACKAGE_TARNAME
 
+/* Define to the home page for this package. */
+#undef PACKAGE_URL
+
 /* Define to the version of this package. */
 #undef PACKAGE_VERSION
 
@@ -215,17 +233,54 @@
 /* Define if your C++ compiler uses a traditional (Reiser) preprocessor. */
 #undef TRADITIONAL_CPP
 
+/* Enable extensions on AIX 3, Interix.  */
+#ifndef _ALL_SOURCE
+# undef _ALL_SOURCE
+#endif
+/* Enable GNU extensions on systems that have them.  */
+#ifndef _GNU_SOURCE
+# undef _GNU_SOURCE
+#endif
+/* Enable threading extensions on Solaris.  */
+#ifndef _POSIX_PTHREAD_SEMANTICS
+# undef _POSIX_PTHREAD_SEMANTICS
+#endif
+/* Enable extensions on HP NonStop.  */
+#ifndef _TANDEM_SOURCE
+# undef _TANDEM_SOURCE
+#endif
+/* Enable general extensions on Solaris.  */
+#ifndef __EXTENSIONS__
+# undef __EXTENSIONS__
+#endif
+
+
 /* Define if the 0200 bit of the status returned by wait() indicates whether a
    core image was produced for a process that was terminated by a signal. */
 #undef WCOREFLAG
 
-/* Define to 1 if your processor stores words with the most significant byte
-   first (like Motorola and SPARC, unlike Intel and VAX). */
-#undef WORDS_BIGENDIAN
+/* Define WORDS_BIGENDIAN to 1 if your processor stores words with the most
+   significant byte first (like Motorola and SPARC, unlike Intel). */
+#if defined AC_APPLE_UNIVERSAL_BUILD
+# if defined __BIG_ENDIAN__
+#  define WORDS_BIGENDIAN 1
+# endif
+#else
+# ifndef WORDS_BIGENDIAN
+#  undef WORDS_BIGENDIAN
+# endif
+#endif
 
 /* Define to 1 if the X Window System is missing or not being used. */
 #undef X_DISPLAY_MISSING
 
+/* Define to 1 if on MINIX. */
+#undef _MINIX
+
+/* Define to 2 if the system does not provide POSIX.1 features except with
+   this defined. */
+#undef _POSIX_1_SOURCE
+
 /* Define if -D_POSIX_SOURCE is necessary. */
 #undef _POSIX_SOURCE
 
diff --git a/src/include/localcharset.h b/src/include/localcharset.h
index a1592ab0..6d3b7c23 100644
--- a/src/include/localcharset.h
+++ b/src/include/localcharset.h
@@ -1,19 +1,19 @@
 /* Determine a canonical name for the current locale's character encoding.
-   Copyright (C) 2000-2003 Free Software Foundation, Inc.
+   Copyright (C) 2000-2003, 2009-2012 Free Software Foundation, Inc.
    This file is part of the GNU CHARSET Library.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation, either version 3 of the License, or
-   (at your option) any later version.
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
-   You should have received a copy of the GNU General Public License
-   along with this program. If not, see <http://www.gnu.org/licenses/>.  */
+   You should have received a copy of the GNU General Public License along
+   with this program; if not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef _LOCALCHARSET_H
 #define _LOCALCHARSET_H