* m4/include_next.m4 (gl_INCLUDE_NEXT): Define and AC_SUBST INCLUDE_NEXT. (gl_CHECK_NEXT_HEADERS): New macro. * m4/fcntl_h.m4 (gl_FCNTL_H): use gl_CHECK_NEXT_HEADERS instead of the obsolescent gl_ABSOLUTE_HEADER. * m4/float_h.m4 (gl_FLOAT_H): Likewise. * m4/inttypes.m4 (gl_INTTYPES_H): Likewise. * m4/math_h.m4 (gl_MATH_H): Likewise. * m4/search_h.m4 (gl_SEARCH_H): Likewise. * m4/signal_h.m4 (gl_SIGNAL_H): Likewise. * m4/stdint.m4 (gl_STDINT_H): Likewise. * m4/stdio_h.m4 (gl_STDIO_H): Likewise. * m4/stdlib_h.m4 (gl_STDLIB_H): Likewise. * m4/string_h.m4 (gl_HEADER_STRING_H_BODY): Likewise. * m4/sys_stat_h.m4 (gl_HEADER_SYS_STAT_H): Likewise. * m4/sys_time_h.m4 (gl_HEADER_SYS_TIME_H_BODY): Likewise. * m4/time_h.m4 (gl_HEADER_TIME_H_BODY): Likewise. * m4/unistd_h.m4 (gl_UNISTD_H): Likewise. * m4/wchar.m4 (gl_WCHAR_H): Likewise. * m4/wctype.m4 (gl_WCTYPE_H): Likewise. * m4/inttypes.m4 (gl_INTTYPES_H): Define _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H to avoid the problem of unclean builds, since ABSOLUTE_INTTYPES_H is no longer being defined. * m4/stdint.m4 (gl_STDINT_H): Likewise, for _GL_JUST_INCLUDE_SYSTEM_STDINT_H. * lib/fcntl_.h: Use @INCLUDE_NEXT@ @NEXT_foo_H@ rather than @HAVE_INCLUDE_NEXT@ and @ABSOLUTE_foo_H@. * lib/float_.h: Likewise. * lib/inttypes_.h: Likewise. * lib/math_.h: Likewise. * lib/search_.h: Likewise. * lib/signal_.h: Likewise. * lib/stdint_.h: Likewise. * lib/stdio_.h: Likewise. * lib/stdlib_.h: Likewise. * lib/string_.h: Likewise. * lib/sys_stat_.h: Likewise. * lib/sys_time_.h: Likewise. * lib/time_.h: Likewise. * lib/unistd_.h: Likewise. * lib/wchar_.h: Likewise. * lib/wctype_.h: Likewise. * modules/fcntl (Depends-on): Depend on absolute-header, not include_next. (Makefile): Substitute INCLUDE_NEXT and NEXT_foo_H, not HAVE_INCLUDE_NEXT and ABSOLUTE_foo_H. * modules/float: Likewise. * modules/inttypes: Likewise. * modules/math: Likewise. * modules/search: Likewise. * modules/signal: Likewise. * modules/stdint: Likewise. * modules/stdio: Likewise. * modules/stdlib: Likewise. * modules/string: Likewise. * modules/sys_stat: Likewise. * modules/sys_time: Likewise. * modules/time: Likewise. * modules/unistd: Likewise. * modules/wchar: Likewise. * modules/wctype: Likewise. * modules/sys_stat: Change maintainer to "all". * modules/unistd: Likewise.

/* A substitute for ISO C99 <wchar.h>, for platforms that have issues.

   Copyright (C) 2007 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 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, write to the Free Software Foundation,
   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */

/* Written by Eric Blake.  */

/*
 * ISO C 99 <wchar.h> for platforms that have issues.
 * <http://www.opengroup.org/susv3xbd/wchar.h.html>
 *
 * For now, this just ensures proper prerequisite inclusion order.
 */

#ifndef _GL_WCHAR_H

/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
   <wchar.h>.
   BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
   included before <wchar.h>.  */
#include <stddef.h>
#include <stdio.h>
#include <time.h>

/* Include the original <wchar.h> if it exists.
   Some builds of uClibc lack it.  */
/* The include_next requires a split double-inclusion guard.  */
#if @HAVE_WCHAR_H@
# @INCLUDE_NEXT@ @NEXT_WCHAR_H@
#endif

#ifndef _GL_WCHAR_H
#define _GL_WCHAR_H

#endif /* _GL_WCHAR_H */
#endif /* _GL_WCHAR_H */