Man pages matching name avahi-dnsconfd.action in section 8:

avahi-dnsconfd.action.8.en	debian 10 / avahi-dnsconfd
avahi-dnsconfd.action.8.en	debian 11 / avahi-dnsconfd
avahi-dnsconfd.action.8.en	debian 12 / avahi-dnsconfd