Handle native EUI-64 devices when generating router-ids.
Handle native EUI-64 devices when generating router-ids.

Drooids/babeld,sudomesh/babeld,boutier/babeld,dtaht/babeld-shortrtt-metrics,wlanslovenija/babeld,Gwendocg/babeldToS,jech/babeld,tcatm/babeld,Gwendocg/babeldToS,jech/babeld,wlanslovenija/babeld,woniullb/babeld