$NetBSD: patch-ah,v 1.5 2011/02/23 11:00:17 adam Exp $

--- readline.h.orig	2006-08-16 21:16:59.000000000 +0200
+++ readline.h
@@ -32,6 +32,7 @@ extern "C" {
 #  include "keymaps.h"
 #  include "tilde.h"
 #else
+#  include <stdio.h>
 #  include <readline/rlstdc.h>
 #  include <readline/rltypedefs.h>
 #  include <readline/keymaps.h>