fixed struct change

src/lc6_bootstrap.c

 	if ( !bs )
 		return NULL;
 
-	if ( bs->af == 4 ) {
+	if ( bs->ip.af == 4 ) {
 		str = malloc(INET_ADDRSTRLEN);
 		assert(str);
 		memset(str, 0, INET_ADDRSTRLEN);
-		inet_ntop(AF_INET, &bs->addr.inet, str, INET_ADDRSTRLEN);
+		inet_ntop(AF_INET, &bs->ip.addr.inet, str, INET_ADDRSTRLEN);
 	}
-	else if ( bs->af == 6 ) {
+	else if ( bs->ip.af == 6 ) {
 		str = malloc(INET6_ADDRSTRLEN);
 		assert(str);
 		memset(str, 0, INET6_ADDRSTRLEN);
-		inet_ntop(AF_INET6, &bs->addr.inet6, str, INET6_ADDRSTRLEN);
+		inet_ntop(AF_INET6, &bs->ip.addr.inet6, str, INET6_ADDRSTRLEN);
 	}
 	return str;
 }