Man pages matching name dbix::connector::driver::firebird in section 3pm:

DBIx::Connector::Driver::Firebird.3pm.en	debian 10 / libdbix-connector-perl
DBIx::Connector::Driver::Firebird.3pm.en	debian 11 / libdbix-connector-perl
DBIx::Connector::Driver::Firebird.3pm.en	debian 12 / libdbix-connector-perl