Man pages matching name get_avphys_pages in section 3:

get_avphys_pages.3.en	debian 10 / manpages-dev
get_avphys_pages.3.en	debian 11 / manpages-dev
get_avphys_pages.3.en	debian 12 / manpages-dev
get_avphys_pages.3.fr	debian 12 / manpages-fr-dev