gnulib-common.m4: make glibc write diagnostics to stderr, not /dev/tty

[pspp] / m4 / chdir-safer.m4

diff --git a/m4/chdir-safer.m4 b/m4/chdir-safer.m4
index f3d7351b5cf92b5d585f00f1321ed149d08317bf..dfc1318198ac3d44e3dd0afa0de4982a4a24718b 100644 (file)
--- a/m4/chdir-safer.m4
+++ b/m4/chdir-safer.m4
@@ -1,11 +1,11 @@
-#serial 1
-dnl Copyright (C) 2005 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.
 
 AC_DEFUN([gl_CHDIR_SAFER],
 [
-  AC_LIBSOURCES([chdir-safer.c, chdir-safer.h])
   AC_LIBOBJ([chdir-safer])
+  AC_CHECK_FUNCS_ONCE([readlink])
 ])