addrconf_ifid_802154_6lowpan
int addrconf_ifid_802154_6lowpan(u8 *eui, struct net_device *dev);
addrconf_ifid_802154_6lowpan(addr.s6_addr + 8, dev) == 0) {
!addrconf_ifid_802154_6lowpan(addr->s6_addr + 8, dev)) {