Man pages matching name system in section 3:

system.3.de	debian 10 / manpages-de-dev
system.3.en	debian 10 / manpages-dev
system.3.es	debian 10 / manpages-es
system.3.ja	debian 10 / manpages-ja-dev
system.3.pt	debian 10 / manpages-pt-dev
system.3.tr	debian 10 / manpages-tr
system.3.de	debian 11 / manpages-de-dev
system.3.en	debian 11 / manpages-dev
system.3.ja	debian 11 / manpages-ja-dev
system.3.pt	debian 11 / manpages-pt-dev
system.3.tr	debian 11 / manpages-tr
system.3.de	debian 12 / manpages-de-dev
system.3.en	debian 12 / manpages-dev
system.3.fr	debian 12 / manpages-fr-dev
system.3.ja	debian 12 / manpages-ja-dev
system.3.ru	debian 12 / manpages-ru-dev
system.3.tr	debian 12 / manpages-tr