Man pages matching name getopt_long in section 3:

getopt_long.3.de	debian 10 / manpages-de-dev
getopt_long.3.en	debian 10 / manpages-dev
getopt_long.3.es	debian 10 / manpages-es
getopt_long.3.ja	debian 10 / manpages-ja-dev
getopt_long.3.de	debian 11 / manpages-de-dev
getopt_long.3.en	debian 11 / manpages-dev
getopt_long.3.es	debian 11 / manpages-es-dev
getopt_long.3.fr	debian 11 / manpages-fr-dev
getopt_long.3.ja	debian 11 / manpages-ja-dev
getopt_long.3.de	debian 12 / manpages-de-dev
getopt_long.3.en	debian 12 / manpages-dev
getopt_long.3.ja	debian 12 / manpages-ja-dev