Man pages matching name sys::utmp::utent in section 3pm:

Sys::Utmp::Utent.3pm.en	debian 10 / libsys-utmp-perl
Sys::Utmp::Utent.3pm.en	debian 11 / libsys-utmp-perl
Sys::Utmp::Utent.3pm.en	debian 12 / libsys-utmp-perl