Is there a good example of how toupper() works?

[Karl Heuer]

In article <1990Oct19.145302.24826 at bbt.se> pgd at bbt.se writes:
>Is there some special benefit of saying "/usr//include" instead of
>"/usr/include"?

Yes.  It kludges around the warning provided by some compilers that believe
it's a bad idea to explicitly #include from /usr/include.  (I agree with them,
but since I don't have a good alternative, I do it anyway.)

Karl W. Z. Heuer (karl at ima.isc.com or uunet!ima!karl), The Walking Lint