SIOCCHGPRL       1292 net/ipv6/sit.c 	case SIOCCHGPRL:
SIOCCHGPRL       1308 net/ipv6/sit.c 		case SIOCCHGPRL:
SIOCCHGPRL       1309 net/ipv6/sit.c 			err = ipip6_tunnel_add_prl(t, &prl, cmd == SIOCCHGPRL);