X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fchdir-safer.m4;h=dfc1318198ac3d44e3dd0afa0de4982a4a24718b;hb=d614713a565235b36338496fe3b67a7932a8c78a;hp=22ad50673cfd3672464f8150b092e5aad9156776;hpb=901bc47c9a8db854db97bb28780352748020c81d;p=gnulib.git

diff --git a/m4/chdir-safer.m4 b/m4/chdir-safer.m4
index 22ad50673..dfc131819 100644
--- a/m4/chdir-safer.m4
+++ b/m4/chdir-safer.m4
@@ -1,5 +1,5 @@
-#serial 3
-dnl Copyright (C) 2005, 2006 Free Software Foundation, Inc.
+#serial 4
+dnl Copyright (C) 2005-2006, 2009-2010 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -7,4 +7,5 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_CHDIR_SAFER],
 [
   AC_LIBOBJ([chdir-safer])
+  AC_CHECK_FUNCS_ONCE([readlink])
 ])