EXT_PACKET
case EXT_PACKET:
case EXT_PACKET: type = "EXT_PACKET"; break;
q->fl[0].type = EXT_PACKET;
case EXT_PACKET:
KASSERT(m->m_ext.ext_type == EXT_PACKET, ("%s: ext_type != EXT_PACKET", __func__));
m->m_ext.ext_type = EXT_PACKET; /* Override. */