sctp_inpcb_bind_locked
error = sctp_inpcb_bind_locked(inp, addr, sctp_ifap, td);
if ((err = sctp_inpcb_bind_locked(inp, NULL, NULL, p))) {
sctp_inpcb_bind_locked(struct sctp_inpcb *, struct sockaddr *,
if ((error = sctp_inpcb_bind_locked(inp, NULL, NULL, p))) {