glibc21.m4
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	# glibc21.m4 serial 2 (fileutils-4.1.3, gettext-0.10.40)
	dnl Copyright (C) 2000-2002 Free Software Foundation, Inc.
	dnl This file is free software, distributed under the terms of the GNU
	dnl General Public License. As a special exception to the GNU General
	dnl Public License, this file may be distributed as part of a program
	dnl that contains a configuration script generated by Autoconf, under
	dnl the same distribution terms as the rest of that program.

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

	AC_DEFUN([jm_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"
	]
	)