Man pages matching name cininserter in section 3bobcat:

cininserter.3bobcat.en	debian 10 / libbobcat-dev
cininserter.3bobcat.en	debian 11 / libbobcat-dev
cininserter.3bobcat.en	debian 12 / libbobcat-dev
cininserter.3bobcat.en	debian 13 / libbobcat-dev