On Aug 28, 8:14pm, Andrew Cagney wrote: > > Yeah. Or maybe just check sizeof (int)? > > > > #if sizeof (int) <= 2 > > # define RANDOM_DATA_SIZE (1024) > > #else > > ... > > #endif > > I'm 98% certain you can't do that using ISO-C. You're right. (How is the preprocessor to know what sizeof (int) means?) Well, what about Jeff's idea then? Kevin