glibc21.m4
44e5311975eamaint-2.0

glibc21.m4
View Options

			# glibc21.m4 serial 3
			dnl Copyright (C) 2000-2002, 2004 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.

			# Test for the GNU C Library, version 2.1 or newer.
			# From Bruno Haible.

			AC_DEFUN([gl_GLIBC21],
			[
			AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer,
			ac_cv_gnu_library_2_1,
			[AC_EGREP_CPP([Lucky GNU user],
			[
			#include <features.h>
			#ifdef __GNU_LIBRARY__
			#if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) \|\| (__GLIBC__ > 2)
			Lucky GNU user
			#endif
			#endif
			],
			ac_cv_gnu_library_2_1=yes,
			ac_cv_gnu_library_2_1=no)
			]
			)
			AC_SUBST(GLIBC21)
			GLIBC21="$ac_cv_gnu_library_2_1"
			]
			)