[ChangeLog]

fakemail: Remove dependency on ignore-value.
* Makefile.in (GNULIB_MODULES): Add stdio.
* lib/stdio.in.h, m4/stdio_h.m4: New files, automatically
imported from gnulib.
[lib-src/ChangeLog]
fakemail: Remove dependency on ignore-value.
This undoes some of the recent fakemail-related changes.
It is made possible due to recent changes to gnulib's stdio module.
* Makefile.in (fakemail${EXEEXT}): Do not depend on ignore-value.h.
* fakemail.c: Do not include ignore-value.h.
(put_line): Do not use ignore_value.

7 files changed, 1278 insertions, 5 deletions

diff --git a/ChangeLog b/ChangeLog
index a58a60465d4..ff0a79c2675 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2011-03-21  Paul Eggert  <eggert@cs.ucla.edu>
+
+	fakemail: Remove dependency on ignore-value.
+	* Makefile.in (GNULIB_MODULES): Add stdio.
+	* lib/stdio.in.h, m4/stdio_h.m4: New files, automatically
+	imported from gnulib.
+
 2011-03-20  Glenn Morris  <rgm@gnu.org>
 
 	* autogen/: New directory, to be excluded from releases.
diff --git a/Makefile.in b/Makefile.in
index 19267f82121..b165e3bba3b 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -332,7 +332,7 @@ DOS_gnulib_comp.m4 = gl-comp.m4
 # as per $(gnulib_srcdir)/DEPENDENCIES.
 GNULIB_MODULES = \
   crypto/md5 dtoastr filemode getloadavg getopt-gnu \
-  ignore-value intprops lstat mktime readlink strftime symlink sys_stat
+  ignore-value intprops lstat mktime readlink stdio strftime symlink sys_stat
 GNULIB_TOOL_FLAGS = \
  --import --no-changelog --no-vc-files --makefile-name=gnulib.mk
 sync-from-gnulib: $(gnulib_srcdir)
diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index bd1a84cf0b9..cc713f0b68c 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -1,3 +1,12 @@
+2011-03-21  Paul Eggert  <eggert@cs.ucla.edu>
+
+	fakemail: Remove dependency on ignore-value.
+	This undoes some of the recent fakemail-related changes.
+	It is made possible due to recent changes to gnulib's stdio module.
+	* Makefile.in (fakemail${EXEEXT}): Do not depend on ignore-value.h.
+	* fakemail.c: Do not include ignore-value.h.
+	(put_line): Do not use ignore_value.
+
 2011-03-03  Drake Wilson  <drake@begriffli.ch>  (tiny change)
 
 	* emacsclient.c (longopts): Add quiet.
diff --git a/lib-src/Makefile.in b/lib-src/Makefile.in
index d622233efb4..f671b0844ce 100644
--- a/lib-src/Makefile.in
+++ b/lib-src/Makefile.in
@@ -353,7 +353,7 @@ movemail.o: ${srcdir}/movemail.c ../src/config.h
 pop.o: ${srcdir}/pop.c ${srcdir}/../lib/min-max.h ../src/config.h
 	$(CC) -c ${CPP_CFLAGS} ${MOVE_FLAGS} ${srcdir}/pop.c
 
-fakemail${EXEEXT}: ${srcdir}/fakemail.c ${srcdir}/../lib/ignore-value.h ../src/config.h
+fakemail${EXEEXT}: ${srcdir}/fakemail.c ../src/config.h
 	$(CC) ${ALL_CFLAGS} ${srcdir}/fakemail.c $(LOADLIBES) -o fakemail
 
 emacsclient${EXEEXT}: ${srcdir}/emacsclient.c ../src/config.h
diff --git a/lib-src/fakemail.c b/lib-src/fakemail.c
index 780a104b405..940d6219425 100644
--- a/lib-src/fakemail.c
+++ b/lib-src/fakemail.c
@@ -62,8 +62,6 @@ main ()
 
 /* This is to declare cuserid.  */
 #include <unistd.h>
-
-#include <ignore-value.h>
 
 /* Type definitions */
 
@@ -500,7 +498,7 @@ put_line (const char *string)
 		}
 	    }
 	  /* Output that much, then break the line.  */
-	  ignore_value (fwrite (s, 1, breakpos - s, rem->handle));
+	  fwrite (s, 1, breakpos - s, rem->handle);
 	  column = 8;
 
 	  /* Skip whitespace and prepare to print more addresses.  */
diff --git a/lib/stdio.in.h b/lib/stdio.in.h
new file mode 100644
index 00000000000..dd31ce29ed1
--- /dev/null
+++ b/lib/stdio.in.h
@@ -0,0 +1,1119 @@
+/* A GNU-like <stdio.h>.
+
+   Copyright (C) 2004, 2007-2011 Free Software Foundation, Inc.
+
+   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, 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, write to the Free Software Foundation,
+   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+
+#if __GNUC__ >= 3
+@PRAGMA_SYSTEM_HEADER@
+#endif
+@PRAGMA_COLUMNS@
+
+#if defined __need_FILE || defined __need___FILE || defined _GL_ALREADY_INCLUDING_STDIO_H
+/* Special invocation convention:
+   - Inside glibc header files.
+   - On OSF/1 5.1 we have a sequence of nested includes
+     <stdio.h> -> <getopt.h> -> <ctype.h> -> <sys/localedef.h> ->
+     <sys/lc_core.h> -> <nl_types.h> -> <mesg.h> -> <stdio.h>.
+     In this situation, the functions are not yet declared, therefore we cannot
+     provide the C++ aliases.  */
+
+#@INCLUDE_NEXT@ @NEXT_STDIO_H@
+
+#else
+/* Normal invocation convention.  */
+
+#ifndef _GL_STDIO_H
+
+#define _GL_ALREADY_INCLUDING_STDIO_H
+
+/* The include_next requires a split double-inclusion guard.  */
+#@INCLUDE_NEXT@ @NEXT_STDIO_H@
+
+#undef _GL_ALREADY_INCLUDING_STDIO_H
+
+#ifndef _GL_STDIO_H
+#define _GL_STDIO_H
+
+/* Get va_list.  Needed on many systems, including glibc 2.8.  */
+#include <stdarg.h>
+
+#include <stddef.h>
+
+/* Get off_t and ssize_t.  Needed on many systems, including glibc 2.8
+   and eglibc 2.11.2.  */
+#include <sys/types.h>
+
+/* The __attribute__ feature is available in gcc versions 2.5 and later.
+   The __-protected variants of the attributes 'format' and 'printf' are
+   accepted by gcc versions 2.6.4 (effectively 2.7) and later.
+   We enable _GL_ATTRIBUTE_FORMAT only if these are supported too, because
+   gnulib and libintl do '#define printf __printf__' when they override
+   the 'printf' function.  */
+#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)
+# define _GL_ATTRIBUTE_FORMAT(spec) __attribute__ ((__format__ spec))
+#else
+# define _GL_ATTRIBUTE_FORMAT(spec) /* empty */
+#endif
+#define _GL_ATTRIBUTE_FORMAT_PRINTF(formatstring_parameter, first_argument) \
+  _GL_ATTRIBUTE_FORMAT ((__printf__, formatstring_parameter, first_argument))
+
+/* Solaris 10 declares renameat in <unistd.h>, not in <stdio.h>.  */
+/* But in any case avoid namespace pollution on glibc systems.  */
+#if (@GNULIB_RENAMEAT@ || defined GNULIB_POSIXCHECK) && defined __sun \
+    && ! defined __GLIBC__
+# include <unistd.h>
+#endif
+
+
+/* The definitions of _GL_FUNCDECL_RPL etc. are copied here.  */
+
+/* The definition of _GL_ARG_NONNULL is copied here.  */
+
+/* The definition of _GL_WARN_ON_USE is copied here.  */
+
+/* Macros for stringification.  */
+#define _GL_STDIO_STRINGIZE(token) #token
+#define _GL_STDIO_MACROEXPAND_AND_STRINGIZE(token) _GL_STDIO_STRINGIZE(token)
+
+
+#if @GNULIB_DPRINTF@
+# if @REPLACE_DPRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define dprintf rpl_dprintf
+#  endif
+_GL_FUNCDECL_RPL (dprintf, int, (int fd, const char *format, ...)
+                                _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3)
+                                _GL_ARG_NONNULL ((2)));
+_GL_CXXALIAS_RPL (dprintf, int, (int fd, const char *format, ...));
+# else
+#  if !@HAVE_DPRINTF@
+_GL_FUNCDECL_SYS (dprintf, int, (int fd, const char *format, ...)
+                                _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3)
+                                _GL_ARG_NONNULL ((2)));
+#  endif
+_GL_CXXALIAS_SYS (dprintf, int, (int fd, const char *format, ...));
+# endif
+_GL_CXXALIASWARN (dprintf);
+#elif defined GNULIB_POSIXCHECK
+# undef dprintf
+# if HAVE_RAW_DECL_DPRINTF
+_GL_WARN_ON_USE (dprintf, "dprintf is unportable - "
+                 "use gnulib module dprintf for portability");
+# endif
+#endif
+
+#if @GNULIB_FCLOSE@
+/* Close STREAM and its underlying file descriptor.  */
+# if @REPLACE_FCLOSE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define fclose rpl_fclose
+#  endif
+_GL_FUNCDECL_RPL (fclose, int, (FILE *stream) _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (fclose, int, (FILE *stream));
+# else
+_GL_CXXALIAS_SYS (fclose, int, (FILE *stream));
+# endif
+_GL_CXXALIASWARN (fclose);
+#elif defined GNULIB_POSIXCHECK
+# undef fclose
+/* Assume fclose is always declared.  */
+_GL_WARN_ON_USE (fclose, "fclose is not always POSIX compliant - "
+                 "use gnulib module fclose for portable POSIX compliance");
+#endif
+
+#if @GNULIB_FFLUSH@
+/* Flush all pending data on STREAM according to POSIX rules.  Both
+   output and seekable input streams are supported.
+   Note! LOSS OF DATA can occur if fflush is applied on an input stream
+   that is _not_seekable_ or on an update stream that is _not_seekable_
+   and in which the most recent operation was input.  Seekability can
+   be tested with lseek(fileno(fp),0,SEEK_CUR).  */
+# if @REPLACE_FFLUSH@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define fflush rpl_fflush
+#  endif
+_GL_FUNCDECL_RPL (fflush, int, (FILE *gl_stream));
+_GL_CXXALIAS_RPL (fflush, int, (FILE *gl_stream));
+# else
+_GL_CXXALIAS_SYS (fflush, int, (FILE *gl_stream));
+# endif
+_GL_CXXALIASWARN (fflush);
+#elif defined GNULIB_POSIXCHECK
+# undef fflush
+/* Assume fflush is always declared.  */
+_GL_WARN_ON_USE (fflush, "fflush is not always POSIX compliant - "
+                 "use gnulib module fflush for portable POSIX compliance");
+#endif
+
+/* It is very rare that the developer ever has full control of stdin,
+   so any use of gets warrants an unconditional warning.  Assume it is
+   always declared, since it is required by C89.  */
+#undef gets
+_GL_WARN_ON_USE (gets, "gets is a security hole - use fgets instead");
+
+#if @GNULIB_FOPEN@
+# if @REPLACE_FOPEN@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef fopen
+#   define fopen rpl_fopen
+#  endif
+_GL_FUNCDECL_RPL (fopen, FILE *, (const char *filename, const char *mode)
+                                 _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (fopen, FILE *, (const char *filename, const char *mode));
+# else
+_GL_CXXALIAS_SYS (fopen, FILE *, (const char *filename, const char *mode));
+# endif
+_GL_CXXALIASWARN (fopen);
+#elif defined GNULIB_POSIXCHECK
+# undef fopen
+/* Assume fopen is always declared.  */
+_GL_WARN_ON_USE (fopen, "fopen on Win32 platforms is not POSIX compatible - "
+                 "use gnulib module fopen for portability");
+#endif
+
+#if @GNULIB_FPRINTF_POSIX@ || @GNULIB_FPRINTF@
+# if (@GNULIB_FPRINTF_POSIX@ && @REPLACE_FPRINTF@) \
+     || (@GNULIB_FPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@)
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define fprintf rpl_fprintf
+#  endif
+#  define GNULIB_overrides_fprintf 1
+_GL_FUNCDECL_RPL (fprintf, int, (FILE *fp, const char *format, ...)
+                                _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3)
+                                _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (fprintf, int, (FILE *fp, const char *format, ...));
+# else
+_GL_CXXALIAS_SYS (fprintf, int, (FILE *fp, const char *format, ...));
+# endif
+_GL_CXXALIASWARN (fprintf);
+#endif
+#if !@GNULIB_FPRINTF_POSIX@ && defined GNULIB_POSIXCHECK
+# if !GNULIB_overrides_fprintf
+#  undef fprintf
+# endif
+/* Assume fprintf is always declared.  */
+_GL_WARN_ON_USE (fprintf, "fprintf is not always POSIX compliant - "
+                 "use gnulib module fprintf-posix for portable "
+                 "POSIX compliance");
+#endif
+
+#if @GNULIB_FPURGE@
+/* Discard all pending buffered I/O data on STREAM.
+   STREAM must not be wide-character oriented.
+   When discarding pending output, the file position is set back to where it
+   was before the write calls.  When discarding pending input, the file
+   position is advanced to match the end of the previously read input.
+   Return 0 if successful.  Upon error, return -1 and set errno.  */
+# if @REPLACE_FPURGE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define fpurge rpl_fpurge
+#  endif
+_GL_FUNCDECL_RPL (fpurge, int, (FILE *gl_stream) _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (fpurge, int, (FILE *gl_stream));
+# else
+#  if !@HAVE_DECL_FPURGE@
+_GL_FUNCDECL_SYS (fpurge, int, (FILE *gl_stream) _GL_ARG_NONNULL ((1)));
+#  endif
+_GL_CXXALIAS_SYS (fpurge, int, (FILE *gl_stream));
+# endif
+_GL_CXXALIASWARN (fpurge);
+#elif defined GNULIB_POSIXCHECK
+# undef fpurge
+# if HAVE_RAW_DECL_FPURGE
+_GL_WARN_ON_USE (fpurge, "fpurge is not always present - "
+                 "use gnulib module fpurge for portability");
+# endif
+#endif
+
+#if @GNULIB_FPUTC@
+# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef fputc
+#   define fputc rpl_fputc
+#  endif
+_GL_FUNCDECL_RPL (fputc, int, (int c, FILE *stream) _GL_ARG_NONNULL ((2)));
+_GL_CXXALIAS_RPL (fputc, int, (int c, FILE *stream));
+# else
+_GL_CXXALIAS_SYS (fputc, int, (int c, FILE *stream));
+# endif
+_GL_CXXALIASWARN (fputc);
+#endif
+
+#if @GNULIB_FPUTS@
+# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef fputs
+#   define fputs rpl_fputs
+#  endif
+_GL_FUNCDECL_RPL (fputs, int, (const char *string, FILE *stream)
+                              _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (fputs, int, (const char *string, FILE *stream));
+# else
+_GL_CXXALIAS_SYS (fputs, int, (const char *string, FILE *stream));
+# endif
+_GL_CXXALIASWARN (fputs);
+#endif
+
+#if @GNULIB_FREOPEN@
+# if @REPLACE_FREOPEN@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef freopen
+#   define freopen rpl_freopen
+#  endif
+_GL_FUNCDECL_RPL (freopen, FILE *,
+                  (const char *filename, const char *mode, FILE *stream)
+                  _GL_ARG_NONNULL ((2, 3)));
+_GL_CXXALIAS_RPL (freopen, FILE *,
+                  (const char *filename, const char *mode, FILE *stream));
+# else
+_GL_CXXALIAS_SYS (freopen, FILE *,
+                  (const char *filename, const char *mode, FILE *stream));
+# endif
+_GL_CXXALIASWARN (freopen);
+#elif defined GNULIB_POSIXCHECK
+# undef freopen
+/* Assume freopen is always declared.  */
+_GL_WARN_ON_USE (freopen,
+                 "freopen on Win32 platforms is not POSIX compatible - "
+                 "use gnulib module freopen for portability");
+#endif
+
+
+/* Set up the following warnings, based on which modules are in use.
+   GNU Coding Standards discourage the use of fseek, since it imposes
+   an arbitrary limitation on some 32-bit hosts.  Remember that the
+   fseek module depends on the fseeko module, so we only have three
+   cases to consider:
+
+   1. The developer is not using either module.  Issue a warning under
+   GNULIB_POSIXCHECK for both functions, to remind them that both
+   functions have bugs on some systems.  _GL_NO_LARGE_FILES has no
+   impact on this warning.
+
+   2. The developer is using both modules.  They may be unaware of the
+   arbitrary limitations of fseek, so issue a warning under
+   GNULIB_POSIXCHECK.  On the other hand, they may be using both
+   modules intentionally, so the developer can define
+   _GL_NO_LARGE_FILES in the compilation units where the use of fseek
+   is safe, to silence the warning.
+
+   3. The developer is using the fseeko module, but not fseek.  Gnulib
+   guarantees that fseek will still work around platform bugs in that
+   case, but we presume that the developer is aware of the pitfalls of
+   fseek and was trying to avoid it, so issue a warning even when
+   GNULIB_POSIXCHECK is undefined.  Again, _GL_NO_LARGE_FILES can be
+   defined to silence the warning in particular compilation units.
+   In C++ compilations with GNULIB_NAMESPACE, in order to avoid that
+   fseek gets defined as a macro, it is recommended that the developer
+   uses the fseek module, even if he is not calling the fseek function.
+
+   Most gnulib clients that perform stream operations should fall into
+   category 3.  */
+
+#if @GNULIB_FSEEK@
+# if defined GNULIB_POSIXCHECK && !defined _GL_NO_LARGE_FILES
+#  define _GL_FSEEK_WARN /* Category 2, above.  */
+#  undef fseek
+# endif
+# if @REPLACE_FSEEK@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef fseek
+#   define fseek rpl_fseek
+#  endif
+_GL_FUNCDECL_RPL (fseek, int, (FILE *fp, long offset, int whence)
+                              _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (fseek, int, (FILE *fp, long offset, int whence));
+# else
+_GL_CXXALIAS_SYS (fseek, int, (FILE *fp, long offset, int whence));
+# endif
+_GL_CXXALIASWARN (fseek);
+#endif
+
+#if @GNULIB_FSEEKO@
+# if !@GNULIB_FSEEK@ && !defined _GL_NO_LARGE_FILES
+#  define _GL_FSEEK_WARN /* Category 3, above.  */
+#  undef fseek
+# endif
+# if @REPLACE_FSEEKO@
+/* Provide an fseeko function that is aware of a preceding fflush(), and which
+   detects pipes.  */
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef fseeko
+#   define fseeko rpl_fseeko
+#  endif
+_GL_FUNCDECL_RPL (fseeko, int, (FILE *fp, off_t offset, int whence)
+                               _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (fseeko, int, (FILE *fp, off_t offset, int whence));
+# else
+#  if ! @HAVE_DECL_FSEEKO@
+_GL_FUNCDECL_SYS (fseeko, int, (FILE *fp, off_t offset, int whence)
+                               _GL_ARG_NONNULL ((1)));
+#  endif
+_GL_CXXALIAS_SYS (fseeko, int, (FILE *fp, off_t offset, int whence));
+# endif
+_GL_CXXALIASWARN (fseeko);
+# if (@REPLACE_FSEEKO@ || !@HAVE_FSEEKO@) && !@GNULIB_FSEEK@
+   /* Provide an fseek function that is consistent with fseeko.  */
+   /* In order to avoid that fseek gets defined as a macro here, the
+      developer can request the 'fseek' module.  */
+#  if !GNULIB_defined_fseek_function
+#   undef fseek
+#   define fseek rpl_fseek
+static inline int _GL_ARG_NONNULL ((1))
+rpl_fseek (FILE *fp, long offset, int whence)
+{
+#   if @REPLACE_FSEEKO@
+  return rpl_fseeko (fp, offset, whence);
+#   else
+  return fseeko (fp, offset, whence);
+#   endif
+}
+#   define GNULIB_defined_fseek_function 1
+#  endif
+# endif
+#elif defined GNULIB_POSIXCHECK
+# define _GL_FSEEK_WARN /* Category 1, above.  */
+# undef fseek
+# undef fseeko
+# if HAVE_RAW_DECL_FSEEKO
+_GL_WARN_ON_USE (fseeko, "fseeko is unportable - "
+                 "use gnulib module fseeko for portability");
+# endif
+#endif
+
+#ifdef _GL_FSEEK_WARN
+# undef _GL_FSEEK_WARN
+/* Here, either fseek is undefined (but C89 guarantees that it is
+   declared), or it is defined as rpl_fseek (declared above).  */
+_GL_WARN_ON_USE (fseek, "fseek cannot handle files larger than 4 GB "
+                 "on 32-bit platforms - "
+                 "use fseeko function for handling of large files");
+#endif
+
+
+/* ftell, ftello.  See the comments on fseek/fseeko.  */
+
+#if @GNULIB_FTELL@
+# if defined GNULIB_POSIXCHECK && !defined _GL_NO_LARGE_FILES
+#  define _GL_FTELL_WARN /* Category 2, above.  */
+#  undef ftell
+# endif
+# if @REPLACE_FTELL@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef ftell
+#   define ftell rpl_ftell
+#  endif
+_GL_FUNCDECL_RPL (ftell, long, (FILE *fp) _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (ftell, long, (FILE *fp));
+# else
+_GL_CXXALIAS_SYS (ftell, long, (FILE *fp));
+# endif
+_GL_CXXALIASWARN (ftell);
+#endif
+
+#if @GNULIB_FTELLO@
+# if !@GNULIB_FTELL@ && !defined _GL_NO_LARGE_FILES
+#  define _GL_FTELL_WARN /* Category 3, above.  */
+#  undef ftell
+# endif
+# if @REPLACE_FTELLO@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef ftello
+#   define ftello rpl_ftello
+#  endif
+_GL_FUNCDECL_RPL (ftello, off_t, (FILE *fp) _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (ftello, off_t, (FILE *fp));
+# else
+#  if ! @HAVE_DECL_FTELLO@
+_GL_FUNCDECL_SYS (ftello, off_t, (FILE *fp) _GL_ARG_NONNULL ((1)));
+#  endif
+_GL_CXXALIAS_SYS (ftello, off_t, (FILE *fp));
+# endif
+_GL_CXXALIASWARN (ftello);
+# if (@REPLACE_FTELLO@ || !@HAVE_FTELLO@) && !@GNULIB_FTELL@
+   /* Provide an ftell function that is consistent with ftello.  */
+   /* In order to avoid that ftell gets defined as a macro here, the
+      developer can request the 'ftell' module.  */
+#  if !GNULIB_defined_ftell_function
+#   undef ftell
+#   define ftell rpl_ftell
+static inline long _GL_ARG_NONNULL ((1))
+rpl_ftell (FILE *f)
+{
+#   if @REPLACE_FTELLO@
+  return rpl_ftello (f);
+#   else
+  return ftello (f);
+#   endif
+}
+#   define GNULIB_defined_ftell_function 1
+#  endif
+# endif
+#elif defined GNULIB_POSIXCHECK
+# define _GL_FTELL_WARN /* Category 1, above.  */
+# undef ftell
+# undef ftello
+# if HAVE_RAW_DECL_FTELLO
+_GL_WARN_ON_USE (ftello, "ftello is unportable - "
+                 "use gnulib module ftello for portability");
+# endif
+#endif
+
+#ifdef _GL_FTELL_WARN
+# undef _GL_FTELL_WARN
+/* Here, either ftell is undefined (but C89 guarantees that it is
+   declared), or it is defined as rpl_ftell (declared above).  */
+_GL_WARN_ON_USE (ftell, "ftell cannot handle files larger than 4 GB "
+                 "on 32-bit platforms - "
+                 "use ftello function for handling of large files");
+#endif
+
+
+#if @GNULIB_FWRITE@
+# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef fwrite
+#   define fwrite rpl_fwrite
+#  endif
+_GL_FUNCDECL_RPL (fwrite, size_t,
+                  (const void *ptr, size_t s, size_t n, FILE *stream)
+                  _GL_ARG_NONNULL ((1, 4)));
+_GL_CXXALIAS_RPL (fwrite, size_t,
+                  (const void *ptr, size_t s, size_t n, FILE *stream));
+# else
+_GL_CXXALIAS_SYS (fwrite, size_t,
+                  (const void *ptr, size_t s, size_t n, FILE *stream));
+
+/* Work around glibc bug 11959
+   <http://sources.redhat.com/bugzilla/show_bug.cgi?id=11959>,
+   which sometimes causes an unwanted diagnostic for fwrite calls.
+   This affects only function declaration attributes, so it's not
+   needed for C++.  */
+#  if !defined __cplusplus && 0 < __USE_FORTIFY_LEVEL
+static inline size_t _GL_ARG_NONNULL ((1, 4))
+rpl_fwrite (const void *ptr, size_t s, size_t n, FILE *stream)
+{
+  size_t r = fwrite (ptr, s, n, stream);
+  (void) r;
+  return r;
+}
+#   undef fwrite
+#   define fwrite rpl_fwrite
+#  endif
+# endif
+_GL_CXXALIASWARN (fwrite);
+#endif
+
+#if @GNULIB_GETDELIM@
+/* Read input, up to (and including) the next occurrence of DELIMITER, from
+   STREAM, store it in *LINEPTR (and NUL-terminate it).
+   *LINEPTR is a pointer returned from malloc (or NULL), pointing to *LINESIZE
+   bytes of space.  It is realloc'd as necessary.
+   Return the number of bytes read and stored at *LINEPTR (not including the
+   NUL terminator), or -1 on error or EOF.  */
+# if @REPLACE_GETDELIM@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef getdelim
+#   define getdelim rpl_getdelim
+#  endif
+_GL_FUNCDECL_RPL (getdelim, ssize_t,
+                  (char **lineptr, size_t *linesize, int delimiter,
+                   FILE *stream)
+                  _GL_ARG_NONNULL ((1, 2, 4)));
+_GL_CXXALIAS_RPL (getdelim, ssize_t,
+                  (char **lineptr, size_t *linesize, int delimiter,
+                   FILE *stream));
+# else
+#  if !@HAVE_DECL_GETDELIM@
+_GL_FUNCDECL_SYS (getdelim, ssize_t,
+                  (char **lineptr, size_t *linesize, int delimiter,
+                   FILE *stream)
+                  _GL_ARG_NONNULL ((1, 2, 4)));
+#  endif
+_GL_CXXALIAS_SYS (getdelim, ssize_t,
+                  (char **lineptr, size_t *linesize, int delimiter,
+                   FILE *stream));
+# endif
+_GL_CXXALIASWARN (getdelim);
+#elif defined GNULIB_POSIXCHECK
+# undef getdelim
+# if HAVE_RAW_DECL_GETDELIM
+_GL_WARN_ON_USE (getdelim, "getdelim is unportable - "
+                 "use gnulib module getdelim for portability");
+# endif
+#endif
+
+#if @GNULIB_GETLINE@
+/* Read a line, up to (and including) the next newline, from STREAM, store it
+   in *LINEPTR (and NUL-terminate it).
+   *LINEPTR is a pointer returned from malloc (or NULL), pointing to *LINESIZE
+   bytes of space.  It is realloc'd as necessary.
+   Return the number of bytes read and stored at *LINEPTR (not including the
+   NUL terminator), or -1 on error or EOF.  */
+# if @REPLACE_GETLINE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef getline
+#   define getline rpl_getline
+#  endif
+_GL_FUNCDECL_RPL (getline, ssize_t,
+                  (char **lineptr, size_t *linesize, FILE *stream)
+                  _GL_ARG_NONNULL ((1, 2, 3)));
+_GL_CXXALIAS_RPL (getline, ssize_t,
+                  (char **lineptr, size_t *linesize, FILE *stream));
+# else
+#  if !@HAVE_DECL_GETLINE@
+_GL_FUNCDECL_SYS (getline, ssize_t,
+                  (char **lineptr, size_t *linesize, FILE *stream)
+                  _GL_ARG_NONNULL ((1, 2, 3)));
+#  endif
+_GL_CXXALIAS_SYS (getline, ssize_t,
+                  (char **lineptr, size_t *linesize, FILE *stream));
+# endif
+# if @HAVE_DECL_GETLINE@
+_GL_CXXALIASWARN (getline);
+# endif
+#elif defined GNULIB_POSIXCHECK
+# undef getline
+# if HAVE_RAW_DECL_GETLINE
+_GL_WARN_ON_USE (getline, "getline is unportable - "
+                 "use gnulib module getline for portability");
+# endif
+#endif
+
+#if @GNULIB_OBSTACK_PRINTF@ || @GNULIB_OBSTACK_PRINTF_POSIX@
+struct obstack;
+/* Grow an obstack with formatted output.  Return the number of
+   bytes added to OBS.  No trailing nul byte is added, and the
+   object should be closed with obstack_finish before use.  Upon
+   memory allocation error, call obstack_alloc_failed_handler.  Upon
+   other error, return -1.  */
+# if @REPLACE_OBSTACK_PRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define obstack_printf rpl_obstack_printf
+#  endif
+_GL_FUNCDECL_RPL (obstack_printf, int,
+                  (struct obstack *obs, const char *format, ...)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3)
+                  _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (obstack_printf, int,
+                  (struct obstack *obs, const char *format, ...));
+# else
+#  if !@HAVE_DECL_OBSTACK_PRINTF@
+_GL_FUNCDECL_SYS (obstack_printf, int,
+                  (struct obstack *obs, const char *format, ...)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3)
+                  _GL_ARG_NONNULL ((1, 2)));
+#  endif
+_GL_CXXALIAS_SYS (obstack_printf, int,
+                  (struct obstack *obs, const char *format, ...));
+# endif
+_GL_CXXALIASWARN (obstack_printf);
+# if @REPLACE_OBSTACK_PRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define obstack_vprintf rpl_obstack_vprintf
+#  endif
+_GL_FUNCDECL_RPL (obstack_vprintf, int,
+                  (struct obstack *obs, const char *format, va_list args)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0)
+                  _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (obstack_vprintf, int,
+                  (struct obstack *obs, const char *format, va_list args));
+# else
+#  if !@HAVE_DECL_OBSTACK_PRINTF@
+_GL_FUNCDECL_SYS (obstack_vprintf, int,
+                  (struct obstack *obs, const char *format, va_list args)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0)
+                  _GL_ARG_NONNULL ((1, 2)));
+#  endif
+_GL_CXXALIAS_SYS (obstack_vprintf, int,
+                  (struct obstack *obs, const char *format, va_list args));
+# endif
+_GL_CXXALIASWARN (obstack_vprintf);
+#endif
+
+#if @GNULIB_PERROR@
+/* Print a message to standard error, describing the value of ERRNO,
+   (if STRING is not NULL and not empty) prefixed with STRING and ": ",
+   and terminated with a newline.  */
+# if @REPLACE_PERROR@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define perror rpl_perror
+#  endif
+_GL_FUNCDECL_RPL (perror, void, (const char *string));
+_GL_CXXALIAS_RPL (perror, void, (const char *string));
+# else
+_GL_CXXALIAS_SYS (perror, void, (const char *string));
+# endif
+_GL_CXXALIASWARN (perror);
+#elif defined GNULIB_POSIXCHECK
+# undef perror
+/* Assume perror is always declared.  */
+_GL_WARN_ON_USE (perror, "perror is not always POSIX compliant - "
+                 "use gnulib module perror for portability");
+#endif
+
+#if @GNULIB_POPEN@
+# if @REPLACE_POPEN@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef popen
+#   define popen rpl_popen
+#  endif
+_GL_FUNCDECL_RPL (popen, FILE *, (const char *cmd, const char *mode)
+                                 _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (popen, FILE *, (const char *cmd, const char *mode));
+# else
+_GL_CXXALIAS_SYS (popen, FILE *, (const char *cmd, const char *mode));
+# endif
+_GL_CXXALIASWARN (popen);
+#elif defined GNULIB_POSIXCHECK
+# undef popen
+# if HAVE_RAW_DECL_POPEN
+_GL_WARN_ON_USE (popen, "popen is buggy on some platforms - "
+                 "use gnulib module popen or pipe for more portability");
+# endif
+#endif
+
+#if @GNULIB_PRINTF_POSIX@ || @GNULIB_PRINTF@
+# if (@GNULIB_PRINTF_POSIX@ && @REPLACE_PRINTF@) \
+     || (@GNULIB_PRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@)
+#  if defined __GNUC__
+#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+/* Don't break __attribute__((format(printf,M,N))).  */
+#    define printf __printf__
+#   endif
+_GL_FUNCDECL_RPL_1 (__printf__, int,
+                    (const char *format, ...)
+                    __asm__ (@ASM_SYMBOL_PREFIX@
+                             _GL_STDIO_MACROEXPAND_AND_STRINGIZE(rpl_printf))
+                    _GL_ATTRIBUTE_FORMAT_PRINTF (1, 2)
+                    _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL_1 (printf, __printf__, int, (const char *format, ...));
+#  else
+#   if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#    define printf rpl_printf
+#   endif
+_GL_FUNCDECL_RPL (printf, int,
+                  (const char *format, ...)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (1, 2)
+                  _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (printf, int, (const char *format, ...));
+#  endif
+#  define GNULIB_overrides_printf 1
+# else
+_GL_CXXALIAS_SYS (printf, int, (const char *format, ...));
+# endif
+_GL_CXXALIASWARN (printf);
+#endif
+#if !@GNULIB_PRINTF_POSIX@ && defined GNULIB_POSIXCHECK
+# if !GNULIB_overrides_printf
+#  undef printf
+# endif
+/* Assume printf is always declared.  */
+_GL_WARN_ON_USE (printf, "printf is not always POSIX compliant - "
+                 "use gnulib module printf-posix for portable "
+                 "POSIX compliance");
+#endif
+
+#if @GNULIB_PUTC@
+# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef putc
+#   define putc rpl_fputc
+#  endif
+_GL_FUNCDECL_RPL (fputc, int, (int c, FILE *stream) _GL_ARG_NONNULL ((2)));
+_GL_CXXALIAS_RPL_1 (putc, rpl_fputc, int, (int c, FILE *stream));
+# else
+_GL_CXXALIAS_SYS (putc, int, (int c, FILE *stream));
+# endif
+_GL_CXXALIASWARN (putc);
+#endif
+
+#if @GNULIB_PUTCHAR@
+# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef putchar
+#   define putchar rpl_putchar
+#  endif
+_GL_FUNCDECL_RPL (putchar, int, (int c));
+_GL_CXXALIAS_RPL (putchar, int, (int c));
+# else
+_GL_CXXALIAS_SYS (putchar, int, (int c));
+# endif
+_GL_CXXALIASWARN (putchar);
+#endif
+
+#if @GNULIB_PUTS@
+# if @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef puts
+#   define puts rpl_puts
+#  endif
+_GL_FUNCDECL_RPL (puts, int, (const char *string) _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (puts, int, (const char *string));
+# else
+_GL_CXXALIAS_SYS (puts, int, (const char *string));
+# endif
+_GL_CXXALIASWARN (puts);
+#endif
+
+#if @GNULIB_REMOVE@
+# if @REPLACE_REMOVE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef remove
+#   define remove rpl_remove
+#  endif
+_GL_FUNCDECL_RPL (remove, int, (const char *name) _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (remove, int, (const char *name));
+# else
+_GL_CXXALIAS_SYS (remove, int, (const char *name));
+# endif
+_GL_CXXALIASWARN (remove);
+#elif defined GNULIB_POSIXCHECK
+# undef remove
+/* Assume remove is always declared.  */
+_GL_WARN_ON_USE (remove, "remove cannot handle directories on some platforms - "
+                 "use gnulib module remove for more portability");
+#endif
+
+#if @GNULIB_RENAME@
+# if @REPLACE_RENAME@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef rename
+#   define rename rpl_rename
+#  endif
+_GL_FUNCDECL_RPL (rename, int,
+                  (const char *old_filename, const char *new_filename)
+                  _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (rename, int,
+                  (const char *old_filename, const char *new_filename));
+# else
+_GL_CXXALIAS_SYS (rename, int,
+                  (const char *old_filename, const char *new_filename));
+# endif
+_GL_CXXALIASWARN (rename);
+#elif defined GNULIB_POSIXCHECK
+# undef rename
+/* Assume rename is always declared.  */
+_GL_WARN_ON_USE (rename, "rename is buggy on some platforms - "
+                 "use gnulib module rename for more portability");
+#endif
+
+#if @GNULIB_RENAMEAT@
+# if @REPLACE_RENAMEAT@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef renameat
+#   define renameat rpl_renameat
+#  endif
+_GL_FUNCDECL_RPL (renameat, int,
+                  (int fd1, char const *file1, int fd2, char const *file2)
+                  _GL_ARG_NONNULL ((2, 4)));
+_GL_CXXALIAS_RPL (renameat, int,
+                  (int fd1, char const *file1, int fd2, char const *file2));
+# else
+#  if !@HAVE_RENAMEAT@
+_GL_FUNCDECL_SYS (renameat, int,
+                  (int fd1, char const *file1, int fd2, char const *file2)
+                  _GL_ARG_NONNULL ((2, 4)));
+#  endif
+_GL_CXXALIAS_SYS (renameat, int,
+                  (int fd1, char const *file1, int fd2, char const *file2));
+# endif
+_GL_CXXALIASWARN (renameat);
+#elif defined GNULIB_POSIXCHECK
+# undef renameat
+# if HAVE_RAW_DECL_RENAMEAT
+_GL_WARN_ON_USE (renameat, "renameat is not portable - "
+                 "use gnulib module renameat for portability");
+# endif
+#endif
+
+#if @GNULIB_SNPRINTF@
+# if @REPLACE_SNPRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define snprintf rpl_snprintf
+#  endif
+_GL_FUNCDECL_RPL (snprintf, int,
+                  (char *str, size_t size, const char *format, ...)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (3, 4)
+                  _GL_ARG_NONNULL ((3)));
+_GL_CXXALIAS_RPL (snprintf, int,
+                  (char *str, size_t size, const char *format, ...));
+# else
+#  if !@HAVE_DECL_SNPRINTF@
+_GL_FUNCDECL_SYS (snprintf, int,
+                  (char *str, size_t size, const char *format, ...)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (3, 4)
+                  _GL_ARG_NONNULL ((3)));
+#  endif
+_GL_CXXALIAS_SYS (snprintf, int,
+                  (char *str, size_t size, const char *format, ...));
+# endif
+_GL_CXXALIASWARN (snprintf);
+#elif defined GNULIB_POSIXCHECK
+# undef snprintf
+# if HAVE_RAW_DECL_SNPRINTF
+_GL_WARN_ON_USE (snprintf, "snprintf is unportable - "
+                 "use gnulib module snprintf for portability");
+# endif
+#endif
+
+/* Some people would argue that sprintf should be handled like gets
+   (for example, OpenBSD issues a link warning for both functions),
+   since both can cause security holes due to buffer overruns.
+   However, we believe that sprintf can be used safely, and is more
+   efficient than snprintf in those safe cases; and as proof of our
+   belief, we use sprintf in several gnulib modules.  So this header
+   intentionally avoids adding a warning to sprintf except when
+   GNULIB_POSIXCHECK is defined.  */
+
+#if @GNULIB_SPRINTF_POSIX@
+# if @REPLACE_SPRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define sprintf rpl_sprintf
+#  endif
+_GL_FUNCDECL_RPL (sprintf, int, (char *str, const char *format, ...)
+                                _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3)
+                                _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (sprintf, int, (char *str, const char *format, ...));
+# else
+_GL_CXXALIAS_SYS (sprintf, int, (char *str, const char *format, ...));
+# endif
+_GL_CXXALIASWARN (sprintf);
+#elif defined GNULIB_POSIXCHECK
+# undef sprintf
+/* Assume sprintf is always declared.  */
+_GL_WARN_ON_USE (sprintf, "sprintf is not always POSIX compliant - "
+                 "use gnulib module sprintf-posix for portable "
+                 "POSIX compliance");
+#endif
+
+#if @GNULIB_TMPFILE@
+# if @REPLACE_TMPFILE@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define tmpfile rpl_tmpfile
+#  endif
+_GL_FUNCDECL_RPL (tmpfile, FILE *, (void));
+_GL_CXXALIAS_RPL (tmpfile, FILE *, (void));
+# else
+_GL_CXXALIAS_SYS (tmpfile, FILE *, (void));
+# endif
+_GL_CXXALIASWARN (tmpfile);
+#elif defined GNULIB_POSIXCHECK
+# undef tmpfile
+# if HAVE_RAW_DECL_TMPFILE
+_GL_WARN_ON_USE (tmpfile, "tmpfile is not usable on mingw - "
+                 "use gnulib module tmpfile for portability");
+# endif
+#endif
+
+#if @GNULIB_VASPRINTF@
+/* Write formatted output to a string dynamically allocated with malloc().
+   If the memory allocation succeeds, store the address of the string in
+   *RESULT and return the number of resulting bytes, excluding the trailing
+   NUL.  Upon memory allocation error, or some other error, return -1.  */
+# if @REPLACE_VASPRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define asprintf rpl_asprintf
+#  endif
+_GL_FUNCDECL_RPL (asprintf, int,
+                  (char **result, const char *format, ...)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3)
+                  _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (asprintf, int,
+                  (char **result, const char *format, ...));
+# else
+#  if !@HAVE_VASPRINTF@
+_GL_FUNCDECL_SYS (asprintf, int,
+                  (char **result, const char *format, ...)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (2, 3)
+                  _GL_ARG_NONNULL ((1, 2)));
+#  endif
+_GL_CXXALIAS_SYS (asprintf, int,
+                  (char **result, const char *format, ...));
+# endif
+_GL_CXXALIASWARN (asprintf);
+# if @REPLACE_VASPRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define vasprintf rpl_vasprintf
+#  endif
+_GL_FUNCDECL_RPL (vasprintf, int,
+                  (char **result, const char *format, va_list args)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0)
+                  _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (vasprintf, int,
+                  (char **result, const char *format, va_list args));
+# else
+#  if !@HAVE_VASPRINTF@
+_GL_FUNCDECL_SYS (vasprintf, int,
+                  (char **result, const char *format, va_list args)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0)
+                  _GL_ARG_NONNULL ((1, 2)));
+#  endif
+_GL_CXXALIAS_SYS (vasprintf, int,
+                  (char **result, const char *format, va_list args));
+# endif
+_GL_CXXALIASWARN (vasprintf);
+#endif
+
+#if @GNULIB_VDPRINTF@
+# if @REPLACE_VDPRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define vdprintf rpl_vdprintf
+#  endif
+_GL_FUNCDECL_RPL (vdprintf, int, (int fd, const char *format, va_list args)
+                                 _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0)
+                                 _GL_ARG_NONNULL ((2)));
+_GL_CXXALIAS_RPL (vdprintf, int, (int fd, const char *format, va_list args));
+# else
+#  if !@HAVE_VDPRINTF@
+_GL_FUNCDECL_SYS (vdprintf, int, (int fd, const char *format, va_list args)
+                                 _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0)
+                                 _GL_ARG_NONNULL ((2)));
+#  endif
+/* Need to cast, because on Solaris, the third parameter will likely be
+                                                    __va_list args.  */
+_GL_CXXALIAS_SYS_CAST (vdprintf, int,
+                       (int fd, const char *format, va_list args));
+# endif
+_GL_CXXALIASWARN (vdprintf);
+#elif defined GNULIB_POSIXCHECK
+# undef vdprintf
+# if HAVE_RAW_DECL_VDPRINTF
+_GL_WARN_ON_USE (vdprintf, "vdprintf is unportable - "
+                 "use gnulib module vdprintf for portability");
+# endif
+#endif
+
+#if @GNULIB_VFPRINTF_POSIX@ || @GNULIB_VFPRINTF@
+# if (@GNULIB_VFPRINTF_POSIX@ && @REPLACE_VFPRINTF@) \
+     || (@GNULIB_VFPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@)
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define vfprintf rpl_vfprintf
+#  endif
+#  define GNULIB_overrides_vfprintf 1
+_GL_FUNCDECL_RPL (vfprintf, int, (FILE *fp, const char *format, va_list args)
+                                 _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0)
+                                 _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (vfprintf, int, (FILE *fp, const char *format, va_list args));
+# else
+/* Need to cast, because on Solaris, the third parameter is
+                                                      __va_list args
+   and GCC's fixincludes did not change this to __gnuc_va_list.  */
+_GL_CXXALIAS_SYS_CAST (vfprintf, int,
+                       (FILE *fp, const char *format, va_list args));
+# endif
+_GL_CXXALIASWARN (vfprintf);
+#endif
+#if !@GNULIB_VFPRINTF_POSIX@ && defined GNULIB_POSIXCHECK
+# if !GNULIB_overrides_vfprintf
+#  undef vfprintf
+# endif
+/* Assume vfprintf is always declared.  */
+_GL_WARN_ON_USE (vfprintf, "vfprintf is not always POSIX compliant - "
+                 "use gnulib module vfprintf-posix for portable "
+                      "POSIX compliance");
+#endif
+
+#if @GNULIB_VPRINTF_POSIX@ || @GNULIB_VPRINTF@
+# if (@GNULIB_VPRINTF_POSIX@ && @REPLACE_VPRINTF@) \
+     || (@GNULIB_VPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@)
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define vprintf rpl_vprintf
+#  endif
+#  define GNULIB_overrides_vprintf 1
+_GL_FUNCDECL_RPL (vprintf, int, (const char *format, va_list args)
+                                _GL_ATTRIBUTE_FORMAT_PRINTF (1, 0)
+                                _GL_ARG_NONNULL ((1)));
+_GL_CXXALIAS_RPL (vprintf, int, (const char *format, va_list args));
+# else
+/* Need to cast, because on Solaris, the second parameter is
+                                                          __va_list args
+   and GCC's fixincludes did not change this to __gnuc_va_list.  */
+_GL_CXXALIAS_SYS_CAST (vprintf, int, (const char *format, va_list args));
+# endif
+_GL_CXXALIASWARN (vprintf);
+#endif
+#if !@GNULIB_VPRINTF_POSIX@ && defined GNULIB_POSIXCHECK
+# if !GNULIB_overrides_vprintf
+#  undef vprintf
+# endif
+/* Assume vprintf is always declared.  */
+_GL_WARN_ON_USE (vprintf, "vprintf is not always POSIX compliant - "
+                 "use gnulib module vprintf-posix for portable "
+                 "POSIX compliance");
+#endif
+
+#if @GNULIB_VSNPRINTF@
+# if @REPLACE_VSNPRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define vsnprintf rpl_vsnprintf
+#  endif
+_GL_FUNCDECL_RPL (vsnprintf, int,
+                  (char *str, size_t size, const char *format, va_list args)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (3, 0)
+                  _GL_ARG_NONNULL ((3)));
+_GL_CXXALIAS_RPL (vsnprintf, int,
+                  (char *str, size_t size, const char *format, va_list args));
+# else
+#  if !@HAVE_DECL_VSNPRINTF@
+_GL_FUNCDECL_SYS (vsnprintf, int,
+                  (char *str, size_t size, const char *format, va_list args)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (3, 0)
+                  _GL_ARG_NONNULL ((3)));
+#  endif
+_GL_CXXALIAS_SYS (vsnprintf, int,
+                  (char *str, size_t size, const char *format, va_list args));
+# endif
+_GL_CXXALIASWARN (vsnprintf);
+#elif defined GNULIB_POSIXCHECK
+# undef vsnprintf
+# if HAVE_RAW_DECL_VSNPRINTF
+_GL_WARN_ON_USE (vsnprintf, "vsnprintf is unportable - "
+                 "use gnulib module vsnprintf for portability");
+# endif
+#endif
+
+#if @GNULIB_VSPRINTF_POSIX@
+# if @REPLACE_VSPRINTF@
+#  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   define vsprintf rpl_vsprintf
+#  endif
+_GL_FUNCDECL_RPL (vsprintf, int,
+                  (char *str, const char *format, va_list args)
+                  _GL_ATTRIBUTE_FORMAT_PRINTF (2, 0)
+                  _GL_ARG_NONNULL ((1, 2)));
+_GL_CXXALIAS_RPL (vsprintf, int,
+                  (char *str, const char *format, va_list args));
+# else
+/* Need to cast, because on Solaris, the third parameter is
+                                                       __va_list args
+   and GCC's fixincludes did not change this to __gnuc_va_list.  */
+_GL_CXXALIAS_SYS_CAST (vsprintf, int,
+                       (char *str, const char *format, va_list args));
+# endif
+_GL_CXXALIASWARN (vsprintf);
+#elif defined GNULIB_POSIXCHECK
+# undef vsprintf
+/* Assume vsprintf is always declared.  */
+_GL_WARN_ON_USE (vsprintf, "vsprintf is not always POSIX compliant - "
+                 "use gnulib module vsprintf-posix for portable "
+                      "POSIX compliance");
+#endif
+
+
+#endif /* _GL_STDIO_H */
+#endif /* _GL_STDIO_H */
+#endif
diff --git a/m4/stdio_h.m4 b/m4/stdio_h.m4
new file mode 100644
index 00000000000..7f3ae56295f
--- /dev/null
+++ b/m4/stdio_h.m4
@@ -0,0 +1,140 @@
+# stdio_h.m4 serial 33
+dnl Copyright (C) 2007-2011 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_STDIO_H],
+[
+  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+  AC_REQUIRE([AC_C_INLINE])
+  gl_NEXT_HEADERS([stdio.h])
+  dnl No need to create extra modules for these functions. Everyone who uses
+  dnl <stdio.h> likely needs them.
+  GNULIB_FPRINTF=1
+  GNULIB_PRINTF=1
+  GNULIB_VFPRINTF=1
+  GNULIB_VPRINTF=1
+  GNULIB_FPUTC=1
+  GNULIB_PUTC=1
+  GNULIB_PUTCHAR=1
+  GNULIB_FPUTS=1
+  GNULIB_PUTS=1
+  GNULIB_FWRITE=1
+  dnl This ifdef is just an optimization, to avoid performing a configure
+  dnl check whose result is not used. It does not make the test of
+  dnl GNULIB_STDIO_H_SIGPIPE or GNULIB_SIGPIPE redundant.
+  m4_ifdef([gl_SIGNAL_SIGPIPE], [
+    gl_SIGNAL_SIGPIPE
+    if test $gl_cv_header_signal_h_SIGPIPE != yes; then
+      REPLACE_STDIO_WRITE_FUNCS=1
+      AC_LIBOBJ([stdio-write])
+    fi
+  ])
+
+  dnl Check for declarations of anything we want to poison if the
+  dnl corresponding gnulib module is not in use, and which is not
+  dnl guaranteed by C89.
+  gl_WARN_ON_USE_PREPARE([[#include <stdio.h>
+    ]], [dprintf fpurge fseeko ftello getdelim getline popen renameat
+    snprintf tmpfile vdprintf vsnprintf])
+])
+
+AC_DEFUN([gl_STDIO_MODULE_INDICATOR],
+[
+  dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
+  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
+  gl_MODULE_INDICATOR_SET_VARIABLE([$1])
+  dnl Define it also as a C macro, for the benefit of the unit tests.
+  gl_MODULE_INDICATOR_FOR_TESTS([$1])
+])
+
+AC_DEFUN([gl_STDIO_H_DEFAULTS],
+[
+  GNULIB_DPRINTF=0;              AC_SUBST([GNULIB_DPRINTF])
+  GNULIB_FCLOSE=0;               AC_SUBST([GNULIB_FCLOSE])
+  GNULIB_FFLUSH=0;               AC_SUBST([GNULIB_FFLUSH])
+  GNULIB_FOPEN=0;                AC_SUBST([GNULIB_FOPEN])
+  GNULIB_FPRINTF=0;              AC_SUBST([GNULIB_FPRINTF])
+  GNULIB_FPRINTF_POSIX=0;        AC_SUBST([GNULIB_FPRINTF_POSIX])
+  GNULIB_FPURGE=0;               AC_SUBST([GNULIB_FPURGE])
+  GNULIB_FPUTC=0;                AC_SUBST([GNULIB_FPUTC])
+  GNULIB_FPUTS=0;                AC_SUBST([GNULIB_FPUTS])
+  GNULIB_FREOPEN=0;              AC_SUBST([GNULIB_FREOPEN])
+  GNULIB_FSEEK=0;                AC_SUBST([GNULIB_FSEEK])
+  GNULIB_FSEEKO=0;               AC_SUBST([GNULIB_FSEEKO])
+  GNULIB_FTELL=0;                AC_SUBST([GNULIB_FTELL])
+  GNULIB_FTELLO=0;               AC_SUBST([GNULIB_FTELLO])
+  GNULIB_FWRITE=0;               AC_SUBST([GNULIB_FWRITE])
+  GNULIB_GETDELIM=0;             AC_SUBST([GNULIB_GETDELIM])
+  GNULIB_GETLINE=0;              AC_SUBST([GNULIB_GETLINE])
+  GNULIB_OBSTACK_PRINTF=0;       AC_SUBST([GNULIB_OBSTACK_PRINTF])
+  GNULIB_OBSTACK_PRINTF_POSIX=0; AC_SUBST([GNULIB_OBSTACK_PRINTF_POSIX])
+  GNULIB_PERROR=0;               AC_SUBST([GNULIB_PERROR])
+  GNULIB_POPEN=0;                AC_SUBST([GNULIB_POPEN])
+  GNULIB_PRINTF=0;               AC_SUBST([GNULIB_PRINTF])
+  GNULIB_PRINTF_POSIX=0;         AC_SUBST([GNULIB_PRINTF_POSIX])
+  GNULIB_PUTC=0;                 AC_SUBST([GNULIB_PUTC])
+  GNULIB_PUTCHAR=0;              AC_SUBST([GNULIB_PUTCHAR])
+  GNULIB_PUTS=0;                 AC_SUBST([GNULIB_PUTS])
+  GNULIB_REMOVE=0;               AC_SUBST([GNULIB_REMOVE])
+  GNULIB_RENAME=0;               AC_SUBST([GNULIB_RENAME])
+  GNULIB_RENAMEAT=0;             AC_SUBST([GNULIB_RENAMEAT])
+  GNULIB_SNPRINTF=0;             AC_SUBST([GNULIB_SNPRINTF])
+  GNULIB_SPRINTF_POSIX=0;        AC_SUBST([GNULIB_SPRINTF_POSIX])
+  GNULIB_STDIO_H_SIGPIPE=0;      AC_SUBST([GNULIB_STDIO_H_SIGPIPE])
+  GNULIB_TMPFILE=0;              AC_SUBST([GNULIB_TMPFILE])
+  GNULIB_VASPRINTF=0;            AC_SUBST([GNULIB_VASPRINTF])
+  GNULIB_VDPRINTF=0;             AC_SUBST([GNULIB_VDPRINTF])
+  GNULIB_VFPRINTF=0;             AC_SUBST([GNULIB_VFPRINTF])
+  GNULIB_VFPRINTF_POSIX=0;       AC_SUBST([GNULIB_VFPRINTF_POSIX])
+  GNULIB_VPRINTF=0;              AC_SUBST([GNULIB_VPRINTF])
+  GNULIB_VPRINTF_POSIX=0;        AC_SUBST([GNULIB_VPRINTF_POSIX])
+  GNULIB_VSNPRINTF=0;            AC_SUBST([GNULIB_VSNPRINTF])
+  GNULIB_VSPRINTF_POSIX=0;       AC_SUBST([GNULIB_VSPRINTF_POSIX])
+  dnl Assume proper GNU behavior unless another module says otherwise.
+  HAVE_DECL_FPURGE=1;            AC_SUBST([HAVE_DECL_FPURGE])
+  HAVE_DECL_FSEEKO=1;            AC_SUBST([HAVE_DECL_FSEEKO])
+  HAVE_DECL_FTELLO=1;            AC_SUBST([HAVE_DECL_FTELLO])
+  HAVE_DECL_GETDELIM=1;          AC_SUBST([HAVE_DECL_GETDELIM])
+  HAVE_DECL_GETLINE=1;           AC_SUBST([HAVE_DECL_GETLINE])
+  HAVE_DECL_OBSTACK_PRINTF=1;    AC_SUBST([HAVE_DECL_OBSTACK_PRINTF])
+  HAVE_DECL_SNPRINTF=1;          AC_SUBST([HAVE_DECL_SNPRINTF])
+  HAVE_DECL_VSNPRINTF=1;         AC_SUBST([HAVE_DECL_VSNPRINTF])
+  HAVE_DPRINTF=1;                AC_SUBST([HAVE_DPRINTF])
+  HAVE_FSEEKO=1;                 AC_SUBST([HAVE_FSEEKO])
+  HAVE_FTELLO=1;                 AC_SUBST([HAVE_FTELLO])
+  HAVE_RENAMEAT=1;               AC_SUBST([HAVE_RENAMEAT])
+  HAVE_VASPRINTF=1;              AC_SUBST([HAVE_VASPRINTF])
+  HAVE_VDPRINTF=1;               AC_SUBST([HAVE_VDPRINTF])
+  REPLACE_DPRINTF=0;             AC_SUBST([REPLACE_DPRINTF])
+  REPLACE_FCLOSE=0;              AC_SUBST([REPLACE_FCLOSE])
+  REPLACE_FFLUSH=0;              AC_SUBST([REPLACE_FFLUSH])
+  REPLACE_FOPEN=0;               AC_SUBST([REPLACE_FOPEN])
+  REPLACE_FPRINTF=0;             AC_SUBST([REPLACE_FPRINTF])
+  REPLACE_FPURGE=0;              AC_SUBST([REPLACE_FPURGE])
+  REPLACE_FREOPEN=0;             AC_SUBST([REPLACE_FREOPEN])
+  REPLACE_FSEEK=0;               AC_SUBST([REPLACE_FSEEK])
+  REPLACE_FSEEKO=0;              AC_SUBST([REPLACE_FSEEKO])
+  REPLACE_FTELL=0;               AC_SUBST([REPLACE_FTELL])
+  REPLACE_FTELLO=0;              AC_SUBST([REPLACE_FTELLO])
+  REPLACE_GETDELIM=0;            AC_SUBST([REPLACE_GETDELIM])
+  REPLACE_GETLINE=0;             AC_SUBST([REPLACE_GETLINE])
+  REPLACE_OBSTACK_PRINTF=0;      AC_SUBST([REPLACE_OBSTACK_PRINTF])
+  REPLACE_PERROR=0;              AC_SUBST([REPLACE_PERROR])
+  REPLACE_POPEN=0;               AC_SUBST([REPLACE_POPEN])
+  REPLACE_PRINTF=0;              AC_SUBST([REPLACE_PRINTF])
+  REPLACE_REMOVE=0;              AC_SUBST([REPLACE_REMOVE])
+  REPLACE_RENAME=0;              AC_SUBST([REPLACE_RENAME])
+  REPLACE_RENAMEAT=0;            AC_SUBST([REPLACE_RENAMEAT])
+  REPLACE_SNPRINTF=0;            AC_SUBST([REPLACE_SNPRINTF])
+  REPLACE_SPRINTF=0;             AC_SUBST([REPLACE_SPRINTF])
+  REPLACE_STDIO_WRITE_FUNCS=0;   AC_SUBST([REPLACE_STDIO_WRITE_FUNCS])
+  REPLACE_TMPFILE=0;             AC_SUBST([REPLACE_TMPFILE])
+  REPLACE_VASPRINTF=0;           AC_SUBST([REPLACE_VASPRINTF])
+  REPLACE_VDPRINTF=0;            AC_SUBST([REPLACE_VDPRINTF])
+  REPLACE_VFPRINTF=0;            AC_SUBST([REPLACE_VFPRINTF])
+  REPLACE_VPRINTF=0;             AC_SUBST([REPLACE_VPRINTF])
+  REPLACE_VSNPRINTF=0;           AC_SUBST([REPLACE_VSNPRINTF])
+  REPLACE_VSPRINTF=0;            AC_SUBST([REPLACE_VSPRINTF])
+])