From cda62cef20e92ee4aba78d29699f26a978809765 Mon Sep 17 00:00:00 2001
From: "Wolfgang (Blub) Bumiller" <blub@speed.at>
Date: Fri, 30 Nov 2012 21:25:18 +0100
Subject: [PATCH] apparently #0 is a valid builtin number, used for some NULL
 funcs

---
 parser.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/parser.c b/parser.c
index 3e1bad9..3219974 100644
--- a/parser.c
+++ b/parser.c
@@ -3952,7 +3952,7 @@ skipvar:
                 parseerror(parser, "builtin number must be an integer constant");
                 break;
             }
-            if (parser_token(parser)->constval.i <= 0) {
+            if (parser_token(parser)->constval.i < 0) {
                 parseerror(parser, "builtin number must be an integer greater than zero");
                 break;
             }
-- 
2.39.2