CLLADDR
#ifndef CLLADDR
if (CLLADDR(sdl)[1] == 0)
n = snprintf(host, hostlen, "%u", CLLADDR(sdl)[0]);
CLLADDR(sdl)[1], CLLADDR(sdl)[0]);
(const struct ieee1394_hwaddr *)(const void *)CLLADDR(sdl);
return hexname((const uint8_t *)CLLADDR(sdl),