GM_DEBUG
If set to “yes”, the program will print extra messages on the console, occasionally useful for debugging purposes. Normally you wouldn't need this unless you are trying to fix a bug.
gnome-mastermind6
A mastermind clone for gnome
Usage
gnome-mastermind [OPTIONS] ...
Overview
This manual page documents briefly the GNOME Mastermind game, a Mastermind clone for GNOME.
Options
gnome-mastermind accepts only the standard GApplication/GTK+ options. Try “gnome-mastermind --help-all” to obtain more information about these options.
Environment
Releases
Unchanged in 4 releases since Debian 10 (Buster).