--- /dev/null
+# tmpdir.m4 serial 2 (gettext-0.15)
+dnl Copyright (C) 2001-2002, 2006 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.
+
+# Prerequisites for lib/tmpdir.c
+
+AC_DEFUN([gt_TMPDIR],
+[
+ AC_CHECK_FUNCS(__secure_getenv)
+])