diff options
Diffstat (limited to 'm4/free.m4')
-rw-r--r-- | m4/free.m4 | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/m4/free.m4 b/m4/free.m4 index d671376b0..a7923b905 100644 --- a/m4/free.m4 +++ b/m4/free.m4 @@ -1,4 +1,4 @@ -# free.m4 serial 5 +# free.m4 serial 6 # Copyright (C) 2003-2005, 2009-2021 Free Software Foundation, Inc. # This file is free software; the Free Software Foundation # gives unlimited permission to copy and/or distribute it, @@ -40,7 +40,10 @@ AC_DEFUN([gl_FUNC_FREE], ]) case $gl_cv_func_free_preserves_errno in - *yes) ;; + *yes) + AC_DEFINE([HAVE_FREE_POSIX], [1], + [Define if the 'free' function is guaranteed to preserve errno.]) + ;; *) REPLACE_FREE=1 ;; esac ]) |