https://bugs.winehq.org/show_bug.cgi?id=40800
--- Comment #7 from Dmitry Timoshkov dmitry@baikal.ru --- Since I was asked privately about the details here is a part of my answer that may be useful for an interested person:
--- For an explanation and more details please have a look at the following comment: https://bugs.winehq.org/show_bug.cgi?id=36023#c2
"Montezuma's Return" contains exactly the same snippet of code listed in the comment above. It looks like that the game is also protected by SafeDisc 1.x version which uses the 'sidt' trick under win9x. ---