Man pages matching name getcpu in section 2:

getcpu.2.en	debian 10 / manpages-dev
getcpu.2.ja	debian 10 / manpages-ja-dev
getcpu.2.en	debian 11 / manpages-dev
getcpu.2.fr	debian 11 / manpages-fr-dev
getcpu.2.ja	debian 11 / manpages-ja-dev
getcpu.2.en	debian 12 / manpages-dev
getcpu.2.fr	debian 12 / manpages-fr-dev
getcpu.2.ja	debian 12 / manpages-ja-dev