KJT>        Does Visual C++ have a similar function?  If 
 KJT> so, in what header file is it located and what is the name of the  KJT> 
function?  If not, would someone please show me a function to determine  KJT> 
the sign of a number which would return 1 if positive, 0 if zero, and -1  
KJT> if negative...?
A sign of a number is easy to get at in C++.  Use the operators,  and == 
to figure out a sign of a number.  Something like this:
if (number > 0)
        
if (number < 0)
        
if (number == 0)
        
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