mail-filter
mail-filter / opendkim : A milter providing DKIM signing and verification
- Use the unbound dnssec library to perform DKIM DNS queries.
net-dns
net-dns / getdns : Modern asynchronous DNS API
- Enable net-dns/unbound libraries support
net-misc
net-misc / asterisk : Asterisk: A Modular Open Source PBX System
- Enable improved DNS core (SRV, NAPTR) by use of libunbound