168 struct protosw {
216 	struct protosw *pr_next;        /* chain for domain */
253 struct protosw {  struct
254 	TAILQ_ENTRY(protosw) pr_entry; /* chain for domain */
256 	struct protosw *pr_protosw;     /* pointer to self */  argument
279 	(struct protosw *, struct domain *);  argument
608 extern struct protosw *pffindproto_locked(int, int, int);
609 extern struct protosw *pffindprotonotype(int, int);
610 extern struct protosw *pffindtype(int, int);
612 extern int net_add_proto(struct protosw *, struct domain *, int)
614 extern void net_init_proto(struct protosw *, struct domain *);
624 extern struct protosw *pffindproto(int family, int protocol, int type)
627 extern int net_add_proto(struct protosw *, struct domain *);
629 extern struct protosw *pffindproto(int family, int protocol, int type);