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# glibc21.m4 serial 2 (fileutils-4.1.3, gettext-0.10.40) |
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dnl Copyright (C) 2000-2002 Free Software Foundation, Inc. |
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dnl This file is free software, distributed under the terms of the GNU |
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dnl General Public License. As a special exception to the GNU General |
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dnl Public License, this file may be distributed as part of a program |
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dnl that contains a configuration script generated by Autoconf, under |
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dnl the same distribution terms as the rest of that program. |
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|
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# Test for the GNU C Library, version 2.1 or newer. |
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# From Bruno Haible. |
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|
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AC_DEFUN([jm_GLIBC21], |
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[ |
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AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer, |
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ac_cv_gnu_library_2_1, |
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[AC_EGREP_CPP([Lucky GNU user], |
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[ |
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#include <features.h> |
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#ifdef __GNU_LIBRARY__ |
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#if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2) |
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Lucky GNU user |
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#endif |
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#endif |
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], |
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ac_cv_gnu_library_2_1=yes, |
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ac_cv_gnu_library_2_1=no) |
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] |
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) |
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AC_SUBST(GLIBC21) |
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GLIBC21="$ac_cv_gnu_library_2_1" |
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] |
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) |
