Man pages matching name net::rendezvous::publish::backend::avahi in section 3pm:

Net::Rendezvous::Publish::Backend::Avahi.3pm.en	debian 10 / libnet-rendezvous-publish-backend-avahi-perl
Net::Rendezvous::Publish::Backend::Avahi.3pm.en	debian 11 / libnet-rendezvous-publish-backend-avahi-perl
Net::Rendezvous::Publish::Backend::Avahi.3pm.en	debian 12 / libnet-rendezvous-publish-backend-avahi-perl