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Annotation of embedaddon/libiconv/srcm4/glibc2.m4, revision 1.1.1.3

1.1.1.2   misho       1: # glibc2.m4 serial 3
1.1.1.3 ! misho       2: dnl Copyright (C) 2000-2002, 2004, 2008, 2010-2019 Free Software Foundation,
1.1.1.2   misho       3: dnl Inc.
1.1       misho       4: dnl This file is free software; the Free Software Foundation
                      5: dnl gives unlimited permission to copy and/or distribute it,
                      6: dnl with or without modifications, as long as this notice is preserved.
                      7: 
                      8: # Test for the GNU C Library, version 2.0 or newer.
                      9: # From Bruno Haible.
                     10: 
                     11: AC_DEFUN([gt_GLIBC2],
                     12:   [
                     13:     AC_CACHE_CHECK([whether we are using the GNU C Library 2 or newer],
                     14:       [ac_cv_gnu_library_2],
                     15:       [AC_EGREP_CPP([Lucky GNU user],
1.1.1.2   misho      16:         [
1.1       misho      17: #include <features.h>
                     18: #ifdef __GNU_LIBRARY__
1.1.1.2   misho      19:  #if (__GLIBC__ >= 2) && !defined __UCLIBC__
1.1       misho      20:   Lucky GNU user
                     21:  #endif
                     22: #endif
1.1.1.2   misho      23:         ],
                     24:         [ac_cv_gnu_library_2=yes],
                     25:         [ac_cv_gnu_library_2=no])
1.1       misho      26:       ]
                     27:     )
                     28:     AC_SUBST([GLIBC2])
                     29:     GLIBC2="$ac_cv_gnu_library_2"
                     30:   ]
                     31: )