From 8a4fb12d75551f953544663130ae84224890bfda Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?V=C3=ADtor=20Santos=20Costa?= <vitor@ubuntu.(none)>
Date: Fri, 24 Apr 2009 21:03:10 +0100
Subject: [PATCH] is_list is now a builtin.

---
 library/dialect/swi.yap | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/library/dialect/swi.yap b/library/dialect/swi.yap
index 0487f3937..ee367fd7c 100644
--- a/library/dialect/swi.yap
+++ b/library/dialect/swi.yap
@@ -84,10 +84,6 @@ swi_predicate_table(_,unifiable(X,Y,Z),terms,unifiable(X,Y,Z)).
 swi_predicate_table(_,genarg(X,Y,Z),arg,genarg(X,Y,Z)).
 swi_predicate_table(_,tmp_file(X,Y),system,tmp_file(X,Y)).
 
-swi_isl(X) :- lists:is_list(X).
-
-prolog:is_list(X) :- swi_isl(X).
-
 swi_mchk(X,Y) :- lists:memberchk(X,Y).
 
 prolog:memberchk(X,Y) :- swi_mchk(X,Y).