sctp_create
extern struct sctp_s *sctp_create(void *newhandle, struct sctp_s *parent,
so->so_proto_handle = (sock_lower_handle_t)sctp_create(so,
so->so_proto_handle = (sock_lower_handle_t)sctp_create(ss,
ssa->ssa_conn = sctp_create(ssa, (struct sctp_s *)so->so_proto_handle,