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confuse 3.3

    1: # stdint_h.m4 serial 9
    2: dnl Copyright (C) 1997-2004, 2006, 2008-2013 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.
    6: 
    7: dnl From Paul Eggert.
    8: 
    9: # Define HAVE_STDINT_H_WITH_UINTMAX if <stdint.h> exists,
   10: # doesn't clash with <sys/types.h>, and declares uintmax_t.
   11: 
   12: AC_DEFUN([gl_AC_HEADER_STDINT_H],
   13: [
   14:   AC_CACHE_CHECK([for stdint.h], [gl_cv_header_stdint_h],
   15:     [AC_COMPILE_IFELSE(
   16:        [AC_LANG_PROGRAM(
   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. ])
   26:   fi
   27: ])