AC_DEFUN([CONFIG_EXTRA], [
AH_TOP([
#pragma once
/* _SYS_FEATURE_TESTS_H is Solaris, _FEATURES_H is GCC */
#if defined( _SYS_FEATURE_TESTS_H) || defined(_FEATURES_H)
#error "You should include mem_config.h as your first include file"
#endif
])
AH_BOTTOM([
#ifndef __STDC_FORMAT_MACROS
# define __STDC_FORMAT_MACROS
#endif
#if defined(__cplusplus)
# include CINTTYPES_H
#else
# include <inttypes.h>
#endif
#if !defined(HAVE_ULONG) && !defined(__USE_MISC)
# define HAVE_ULONG 1
typedef unsigned long int ulong;
#endif
])
])dnl CONFIG_EXTRA