Man pages matching name putgrent in section 3:

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