Man pages matching name getprotoent_r in section 3:

getprotoent_r.3.en	debian 10 / manpages-dev
getprotoent_r.3.ja	debian 10 / manpages-ja-dev
getprotoent_r.3.en	debian 11 / manpages-dev
getprotoent_r.3.fr	debian 11 / manpages-fr-dev
getprotoent_r.3.ja	debian 11 / manpages-ja-dev
getprotoent_r.3.en	debian 12 / manpages-dev
getprotoent_r.3.fr	debian 12 / manpages-fr-dev
getprotoent_r.3.ja	debian 12 / manpages-ja-dev