STATUS_SIZE
if (bus_space_map(iot, STATUS_IOADDR, STATUS_SIZE,
msg_size += STATUS_SIZE;
if (len < STATUS_SIZE) {
if (ntohs(st.length) > STATUS_SIZE - TLV_HDR_SIZE ||
buf += STATUS_SIZE;
len -= STATUS_SIZE;
return (ibuf_add(buf, &st, STATUS_SIZE));
size = LDP_HDR_SIZE + LDP_MSG_SIZE + STATUS_SIZE;