Man pages matching name config::ini::reader::ordered in section 3pm:

Config::INI::Reader::Ordered.3pm.en	debian 10 / libconfig-ini-reader-ordered-perl
Config::INI::Reader::Ordered.3pm.en	debian 11 / libconfig-ini-reader-ordered-perl
Config::INI::Reader::Ordered.3pm.en	debian 12 / libconfig-ini-reader-ordered-perl