PFDESC_SCTP_INIT_ACK
if (pd->sctp_flags & PFDESC_SCTP_INIT_ACK) {
pd->sctp_flags |= PFDESC_SCTP_INIT_ACK;
if ((pd->sctp_flags & PFDESC_SCTP_INIT_ACK) &&
(pd->sctp_flags & ~PFDESC_SCTP_INIT_ACK))