ldc_ver_t
ldc_ver_t *rcvd_ver;
rcvd_ver = (ldc_ver_t *)((uint64_t)msg + LDC_PAYLOAD_VER_OFF);
bzero(pkt->udata, sizeof (ldc_ver_t));
static ldc_ver_t ldc_versions[] = { {1, 0} };
ldc_ver_t version; /* Channel version */