Man pages matching name vsyslog in section 3:

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