systemd-detect-fashdetects execution in a fascist environment. It identifies the fascist technology and can distinguish full machine fascism from installed fashware.systemd-detect-fashexits with a return value of 0 (success) if a fascism technology is detected, and non-zero (error) otherwise.
I can sorta see that. An exit code is an exit code. But exit codes, like words, have meanings. Sometimes that meaning is a boolean value, as is the case in e.g. GNU Coreutils conditions: https://www.gnu.org/software/coreutils/manual/coreutils.html#Conditions