sctp_addip4_t
sctp_addip4_t *ad4;
ad4 = (sctp_addip4_t *)mp->b_rptr;
sctp_addip4_t *ad4;
ad4 = (sctp_addip4_t *)mp->b_rptr;
sctp_addip4_t *ad4;
ad4 = (sctp_addip4_t *)mp->b_rptr;