Add also a special case so the correct ip is returned for the case when WAN is v4 PPP type and v6 is DHCP but with option fetch v6 info from v4.
Add also a special case so the correct ip is returned for the case when WAN is v4 PPP type and v6 is DHCP but with option fetch v6 info from v4.

phil-davis/pfsense,pfsense/pfsense,jxmx/pfsense,NOYB/pfsense,pfsense/pfsense,NOYB/pfsense,jxmx/pfsense,NOYB/pfsense,brunostein/pfsense,ch1c4um/pfsense,NewEraCracker/pfsense,BlackstarGroup/pfsense,brunostein/pfsense,NewEraCracker/pfsense,ptorsten/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,ptorsten/pfsense,dennypage/pfsense,ch1c4um/pfsense,ch1c4um/pfsense,BlackstarGroup/pfsense,pfsense/pfsense,brunostein/pfsense,BlackstarGroup/pfsense,jxmx/pfsense,NewEraCracker/pfsense,dennypage/pfsense,ptorsten/pfsense,ch1c4um/pfsense,BlackstarGroup/pfsense,pfsense/pfsense,dennypage/pfsense,phil-davis/pfsense,dennypage/pfsense,phil-davis/pfsense