Well, I'm gonna have to be a Snooty McSnoots here and inform you that PC stands for Personal Computer. Thus Mac and Linux, by definition, are PCs. The term you are looking for is IBM compatible (or just Windows), rather than PC.
It seriously irks me, even though it really shouldn't. I'm sorry for being a Snooty McSnoots, but, well, the more you know.
Hinako danced crazy Empathy. It's a beautiful thing