pfSense

reload Unbound here, fixes some instances of PD-assigned v6 IPs missing from unbound.conf

If get_interface_ip(v6) is passed an IP, return the IP.

Properly set up interface binding for v6 link local IPs. Ticket #4021

except had to comment out the fix for now because of #4062 to avoid config breakage.

Preserve exit code lost from s/exit/return/

Cleanup whitespace.

Remove exit from as much as possible backend code

Comment out copy paste of v4 code. No need to delete arp entries on v6.

Comment out copy paste of v4 code. No need to delete arp entries on v6.

also take into account the "all" option in Unbound Network Interfaces when
setting 127.0.0.1 into resolv.conf.

Unlink temporary xml file to avoid filling up space with junk files

Only set i_dont_care_about_security_and_use_aggressive_mode_psk=yes where there is a P1 with aggressive+PSK enabled. Log a warning when such a configuration is in use.