i.e. basically the same question as here: https://developer.apple.com/forums/thread/653009 (https://developer.apple.com/documentation/apple-silicon/about-the-rosetta-translation-environment#Determine-Whether-Your-App-Is-Running-as-a-Translated-Binary)
is there any way to find this thing out under linux? i.e. the sysctl method of course does not work.