Man pages matching name setserial in section 8:

setserial.8.ja	debian 10 / manpages-ja
setserial.8.pl	debian 10 / manpages-pl
setserial.8.zh_CN	debian 10 / manpages-zh
setserial.8.zh_TW	debian 10 / manpages-zh
setserial.8.en	debian 10 / setserial
setserial.8.ja	debian 11 / manpages-ja
setserial.8.zh_CN	debian 11 / manpages-zh
setserial.8.zh_TW	debian 11 / manpages-zh
setserial.8.en	debian 11 / setserial
setserial.8.ja	debian 12 / manpages-ja
setserial.8.zh_CN	debian 12 / manpages-zh
setserial.8.zh_TW	debian 12 / manpages-zh
setserial.8.en	debian 12 / setserial