You can't for sure but once you get it check that it has the map editor. If not its easy enough to download the patch and patch it.
All c3 versions will run on Win98. Thats the best place to run the game anyway.
As for OD, it's the home of both the most and the least intelligent forummers. The trick is being able to tell which is which as they're both doing their utmost to deny what they are" - GillB