> 
> Note that the above says byte input, not byte return type.  I think it is
> the same as getc() in C.  It reads bytes but returns larger integer to
> facilitate signaling end of file.
> 
> Under these assumptions 0xFF would be 255, not -1.
> 

Yes, but in byte mode, 0xFF is a valid byte…..I still think it is a 
documentation problem, it’s the classic “rogue value” problem.


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