2 dnl Copyright (C) 1997-2004, 2006, 2008-2014 Free Software Foundation, Inc.
3 dnl This file is free software; the Free Software Foundation
4 dnl gives unlimited permission to copy and/or distribute it,
5 dnl with or without modifications, as long as this notice is preserved.
9 # Define HAVE_STDINT_H_WITH_UINTMAX if <stdint.h> exists,
10 # doesn't clash with <sys/types.h>, and declares uintmax_t.
12 AC_DEFUN([gl_AC_HEADER_STDINT_H],
14 AC_CACHE_CHECK([for stdint.h], [gl_cv_header_stdint_h],
17 [[#include <sys/types.h>
18 #include <stdint.h>]],
19 [[uintmax_t i = (uintmax_t) -1; return !i;]])],
20 [gl_cv_header_stdint_h=yes],
21 [gl_cv_header_stdint_h=no])])
22 if test $gl_cv_header_stdint_h = yes; then
23 AC_DEFINE_UNQUOTED([HAVE_STDINT_H_WITH_UINTMAX], [1],
24 [Define if <stdint.h> exists, doesn't clash with <sys/types.h>,
25 and declares uintmax_t. ])