Man pages matching name sysctl in section 8:

sysctl.8.ja	debian 10 / manpages-ja
sysctl.8.en	debian 10 / procps
sysctl.8.ja	debian 11 / manpages-ja
sysctl.8.de	debian 11 / procps
sysctl.8.en	debian 11 / procps
sysctl.8.fr	debian 11 / procps
sysctl.8.pl	debian 11 / procps
sysctl.8.pt_BR	debian 11 / procps
sysctl.8.sv	debian 11 / procps
sysctl.8.uk	debian 11 / procps
sysctl.8.ja	debian 12 / manpages-ja
sysctl.8.de	debian 12 / procps
sysctl.8.en	debian 12 / procps
sysctl.8.fr	debian 12 / procps
sysctl.8.pt_BR	debian 12 / procps
sysctl.8.uk	debian 12 / procps