Symbol: SOL_L2CAP
sys/netgraph7/bluetooth/socket/ng_btsocket_l2cap.c
2244
if (sopt->sopt_level != SOL_L2CAP)
sys/netgraph7/bluetooth/socket/ng_btsocket_rfcomm.c
1402
l2sopt.sopt_level = SOL_L2CAP;