--- embedaddon/quagga/lib/sockopt.h	2012/02/21 17:26:12	1.1.1.1
+++ embedaddon/quagga/lib/sockopt.h	2012/10/09 09:22:28	1.1.1.2
@@ -35,6 +35,7 @@ extern int setsockopt_ipv6_multicast_hops (int, int);
 extern int setsockopt_ipv6_unicast_hops (int, int);
 extern int setsockopt_ipv6_hoplimit (int, int);
 extern int setsockopt_ipv6_multicast_loop (int, int);
+extern int setsockopt_ipv6_tclass (int, int);
 #endif /* HAVE_IPV6 */
 
 /*