That sounds about right.
Not sure if Tandy included it either? I'm guessing not since it was essentially same version as on dos, with slightly enhanced soundtrack.
I know ScummVM gives the option but not sure if that's something they added.
KQ8 Law: As an online discussion references or discussing KQ8 grows longer, the probability of a comparison involving it not being a KQ game or not part of the KQ series approaches 1.