> typedef int bool; > #define false 0 > #define true 1 It's interesting to note that Kernighan&Plauger use "yes" and "no" rather than "true" and "false", and my own reaction is that the code often reads better that way. Now that's something to *really* start a raging debate about... :-) -- Henry Spencer @ U of Toronto Zoology {allegra,ihnp4,linus,decvax}!utzoo!henry