1AC_DEFUN([CONFIG_EXTRA],[
2
3 AH_TOP([
4#pragma once
5
6/* _SYS_FEATURE_TESTS_H is Solaris, _FEATURES_H is GCC */
7#if defined( _SYS_FEATURE_TESTS_H) || defined(_FEATURES_H)
8#error "You should include config.h as your first include file"
9#endif
10
11 ])
12 ])
13