extern void in6_losing(struct inpcb *);
extern int in6_pcbbind(struct inpcb *, struct sockaddr *, struct proc *);
extern int in6_pcbconnect(struct inpcb *, struct sockaddr *, struct proc *);
extern void in6_pcbdetach(struct inpcb *);
extern void in6_pcbdisconnect(struct inpcb *);
extern int in6_pcbladdr(struct inpcb *, struct sockaddr *,
extern void in6_losing(struct inpcb *);
extern int in6_pcbbind(struct inpcb *, struct sockaddr *, struct proc *);
extern int in6_pcbconnect(struct inpcb *, struct sockaddr *, struct proc *);
extern void in6_pcbdetach(struct inpcb *);
extern void in6_pcbdisconnect(struct inpcb *);
extern int in6_pcbladdr(struct inpcb *, struct sockaddr *,