ReadKey like Function in C

[Doug Gwyn]

In article <2357 at auspex.auspex.com> guy at auspex.auspex.com (Guy Harris) writes:
>... the scope of the POSIX standard is larger than that of the C standard.

Or smaller, depending on what you mean by scope.

>It might not be possible to [implement POSIX] atop, say, MS-DOS, but in
>that case it might be better to consider either a *de jure* or *de facto*
>standard "subset" of POSIX ...

That's essentially what nearly everybody (other than Whitesmiths) did in
the days before there were standards for the contents of the C library.
Implementors provided read(), etc. that mimicked UNIX as closely as they
reasonably could.  This approach worked pretty well..