ng_btsocket_rfcomm_pcb
struct ng_btsocket_rfcomm_pcb;
LIST_HEAD(, ng_btsocket_rfcomm_pcb) dlcs; /* active DLC */
LIST_ENTRY(ng_btsocket_rfcomm_pcb) session_next;/* link to next */
LIST_ENTRY(ng_btsocket_rfcomm_pcb) next; /* link to next */
typedef struct ng_btsocket_rfcomm_pcb ng_btsocket_rfcomm_pcb_t;
typedef struct ng_btsocket_rfcomm_pcb * ng_btsocket_rfcomm_pcb_p;
((struct ng_btsocket_rfcomm_pcb *)((so)->so_pcb))
static LIST_HEAD(, ng_btsocket_rfcomm_pcb) ng_btsocket_rfcomm_sockets;