getch() and getche() in MSC 4.0

[Markus Ruppel]

>Scott Horne:
> 
> 	c = toupper(getch());
>
Per default, toupper() is implemented as a macro which causes side effects.
You have to '#undef toupper()' to force the compiler to use the function 
version. This also applies to 'tolower()'.

Markus Ruppel
Dept. of Chemistry
UNCC
USA

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