sctp_find_cmsg
if (sctp_find_cmsg(SCTP_SNDRCV, (void *)&srcv, control,
if (sctp_find_cmsg(SCTP_INIT, (void *)&initm, control,
if (sctp_find_cmsg(SCTP_SNDRCV, (void *)&srcv, control,
if (sctp_find_cmsg(SCTP_INIT, (void *)&initm, control, sizeof(initm))) {