In the meanwhile, maybe you could give a try to pdiff I did look at pdiff. Yes, that is whining you hear. We have a tool that does diffs on the screen, I'm just not that fond of it. I was hoping to use a2ps under NT with ghostscript and some glue to get the output to a print to end up an NT version of what we had under Unix. Oh, you mean side by side.
Correct stack overflows with regard to operators cvs and copy.
Reduce size of file name heading, if it's too big. Print one wide page per sheet in landscape mode as an option. Add new option to print n copies of a file. Add new option to suppress heading printing. Add new option to suppress page surrounding border printing.