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- # stdint_h.m4 serial 9
- dnl Copyright (C) 1997-2004, 2006, 2008-2014 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.
- dnl From Paul Eggert.
- # Define HAVE_STDINT_H_WITH_UINTMAX if <stdint.h> exists,
- # doesn't clash with <sys/types.h>, and declares uintmax_t.
- AC_DEFUN([gl_AC_HEADER_STDINT_H],
- [
- AC_CACHE_CHECK([for stdint.h], [gl_cv_header_stdint_h],
- [AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM(
- [[#include <sys/types.h>
- #include <stdint.h>]],
- [[uintmax_t i = (uintmax_t) -1; return !i;]])],
- [gl_cv_header_stdint_h=yes],
- [gl_cv_header_stdint_h=no])])
- if test $gl_cv_header_stdint_h = yes; then
- AC_DEFINE_UNQUOTED([HAVE_STDINT_H_WITH_UINTMAX], [1],
- [Define if <stdint.h> exists, doesn
- and declares uintmax_t. ])
- fi
- ])
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