The ROM status has nothing to do with the "machine type", and no, there's no indication in MAME which type of system a machine is. So, consequently, QMC2 can't do that and it also doesn't try to do it on its own.

The ROM status is the result of "mame -verifyroms". It's "read-only".


A mind is like a parachute. It doesn't work unless it's open. [Frank Zappa]