--- a/inc/dns.inc.php	Wed Jun 18 19:11:39 2008 +0000
+++ b/inc/dns.inc.php	Fri Jun 20 12:21:03 2008 +0000
@@ -376,7 +376,7 @@
 		$ttl = $dns_ttl;
 	}
 	
-	if (!is_numeric($ttl) ||  $prio < 0 || $prio > 2147483647 ) {
+	if (!is_numeric($ttl) ||  $ttl < 0 || $ttl > 2147483647 ) {
 		error(ERR_DNS_INV_TTL);	return false;
 	}