-# readlink.m4 serial 2
-dnl Copyright (C) 2003 Free Software Foundation, Inc.
+# readlink.m4 serial 3
+dnl Copyright (C) 2003, 2007 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_FUNC_READLINK],
[
+ AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
AC_CHECK_FUNCS(readlink)
if test $ac_cv_func_readlink = no; then
+ HAVE_READLINK=0
AC_LIBOBJ(readlink)
gl_PREREQ_READLINK
fi