Man pages matching name default_store in section 3:

default_store.3.en	debian 10 / libsnmp-dev
default_store.3.ja	debian 10 / manpages-ja-dev
default_store.3.en	debian 11 / libsnmp-dev
default_store.3.ja	debian 11 / manpages-ja-dev
default_store.3.en	debian 12 / libsnmp-dev
default_store.3.ja	debian 12 / manpages-ja-dev