sctp_next_parm
oph = sctp_next_parm(oph, &orlen);
ph = sctp_next_parm(ph, &rlen);
ph = sctp_next_parm(ph, &rlen);
ph = sctp_next_parm(ph, &rlen);
oph = sctp_next_parm(oph, &rlen);
ph = sctp_next_parm(ph, &remaining);
ph = sctp_next_parm(ph, &remaining);
ph = sctp_next_parm(ph, &remaining);
cph = sctp_next_parm(cph, &remaining);
sph = sctp_next_parm(sph, &len);
ph = sctp_next_parm(ph, &remaining);
extern sctp_parm_hdr_t *sctp_next_parm(sctp_parm_hdr_t *, ssize_t *);
ph = sctp_next_parm(ph, &clen);