/P-C-izm/ n. A piece of code or coding technique that
takes advantage of the unprotected single-tasking environment in
IBM PCs and the like, e.g., by busy-waiting on a hardware register,
direct diddling of screen memory, or using hard timing loops.
`PC-ware' n., a program full of PC-isms on a machine with a more
capable operating system. Pejorative.