Man pages matching name pidof in section 8:

pidof.8.es	debian 10 / manpages-es-extra
pidof.8.ja	debian 10 / manpages-ja
pidof.8.pl	debian 10 / manpages-pl
pidof.8.en	debian 10 / sysvinit-utils
pidof.8.fr	debian 11 / manpages-fr
pidof.8.ja	debian 11 / manpages-ja
pidof.8.pl	debian 11 / manpages-pl
pidof.8.en	debian 11 / sysvinit-utils
pidof.8.ja	debian 12 / manpages-ja
pidof.8.en	debian 12 / sysvinit-utils