From cecd643ab2de3e4dbd69e76c58b928ab2aa2a80f Mon Sep 17 00:00:00 2001
From: Teddy <ted.sybil@gmail.com>
Date: Wed, 7 Aug 2013 00:56:37 +0800
Subject: list checking fix

---
 builtin.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'builtin.h')

diff --git a/builtin.h b/builtin.h
index c1a38bd..a01c93e 100644
--- a/builtin.h
+++ b/builtin.h
@@ -6,7 +6,7 @@
 
 using std::string;
 
-
+bool is_list(Cons *ptr);
 
 /** @class InexactNumObj
  * Inexact number implementation (using doubles)
-- 
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