USIE_HIPCNS_MIN
tmp = param + USIE_HIPCNS_MIN - 2;
m->m_pkthdr.len = m->m_len = USIE_HIPCNS_MIN + cns_len + 2;
for (off = 0; (off + USIE_HIPCNS_MIN) <= len; off++) {
if (ucom == sc->sc_ucom && actlen >= USIE_HIPCNS_MIN) {