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Annotation of embedaddon/confuse/m4/glibc21.m4, revision 1.1

1.1     ! misho       1: # glibc21.m4 serial 3
        !             2: dnl Copyright (C) 2000-2002, 2004 Free Software Foundation, Inc.
        !             3: dnl This file is free software; the Free Software Foundation
        !             4: dnl gives unlimited permission to copy and/or distribute it,
        !             5: dnl with or without modifications, as long as this notice is preserved.
        !             6: 
        !             7: # Test for the GNU C Library, version 2.1 or newer.
        !             8: # From Bruno Haible.
        !             9: 
        !            10: AC_DEFUN([gl_GLIBC21],
        !            11:   [
        !            12:     AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer,
        !            13:       ac_cv_gnu_library_2_1,
        !            14:       [AC_EGREP_CPP([Lucky GNU user],
        !            15:        [
        !            16: #include <features.h>
        !            17: #ifdef __GNU_LIBRARY__
        !            18:  #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2)
        !            19:   Lucky GNU user
        !            20:  #endif
        !            21: #endif
        !            22:        ],
        !            23:        ac_cv_gnu_library_2_1=yes,
        !            24:        ac_cv_gnu_library_2_1=no)
        !            25:       ]
        !            26:     )
        !            27:     AC_SUBST(GLIBC21)
        !            28:     GLIBC21="$ac_cv_gnu_library_2_1"
        !            29:   ]
        !            30: )