Man pages matching name mousex::getopt::gld in section 3pm:

MouseX::Getopt::GLD.3pm.en	debian 10 / libmousex-getopt-perl
MouseX::Getopt::GLD.3pm.en	debian 11 / libmousex-getopt-perl
MouseX::Getopt::GLD.3pm.en	debian 12 / libmousex-getopt-perl