From d7559c3f96ba159f778544d3255e5d96505d20c9 Mon Sep 17 00:00:00 2001
From: Vitor Santos Costa <vsc@dcc.fc.up.pt>
Date: Mon, 4 May 2009 18:08:12 -0500
Subject: [PATCH] put a reminder that in the future YAP will give an exception
 on unknown.

---
 pl/init.yap | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pl/init.yap b/pl/init.yap
index 1a9deed0d..ac8347b0c 100644
--- a/pl/init.yap
+++ b/pl/init.yap
@@ -204,3 +204,5 @@ file_search_path(system, Dir) :-
 	prolog_flag(host_type, Dir).
 file_search_path(foreign, yap('lib/Yap')).
 
+%:- yap_flag(unknown,error). 
+