LDP_VERSION
LDP_VERSION,
if (ntohs(rpdu->version) != LDP_VERSION) {
ti.cs_version = htons(LDP_VERSION);
if (ntohs(itlv->cs_version) != LDP_VERSION) {
pdu.version = htons(LDP_VERSION);
spdu->version = htons(LDP_VERSION);
if (rpdu.version != LDP_VERSION) {