SOL_CAN_RAW
SOL_CAN_RAW, SCM_CAN_RAW_ERRQUEUE);
if (level != SOL_CAN_RAW)
if (level != SOL_CAN_RAW)
setsockopt(self->sock, SOL_CAN_RAW, CAN_RAW_FILTER,
setsockopt(s, SOL_CAN_RAW, CAN_RAW_RECV_OWN_MSGS,