mdb_mac_addr
extern void mdb_mac_addr(const uint8_t *, size_t, char *, size_t);
mdb_mac_addr(buf, arh->arh_hlen, macstr, sizeof (macstr));
mdb_mac_addr(blp->bl_local_mac, ETHERADDRL, macaddr,
mdb_mac_addr(bfp->bf_dest, ETHERADDRL, macaddr, sizeof (macaddr));
mdb_mac_addr(tni.tni_adjsnpa, ETHERADDRL,
mdb_mac_addr(h, ill->ill_phys_addr_length,
mdb_mac_addr(h + NCE_LL_ADDR_OFFSET(ill),