SO_L2CAP_LM
(void)l2cap_getopt(so->so_pcb, SO_L2CAP_LM, &mode);
case SO_L2CAP_LM: /* set link mode */
case SO_L2CAP_LM: /* set link mode */
case SO_L2CAP_LM: /* get link mode */
return l2cap_setopt(dlc->rd_session->rs_l2cap, SO_L2CAP_LM, &mode);