Tor Olav Kristensen wrote:

> I hope that the code below provides a
> solution to your problem.

This was exactly what I was looking for. In fact I have several uses for it in
the funware project I am working on (POVGUI wireframe emulator - see
povray.binaries.utilities). I was hoping I could incorporate this macro into
my utility in a few places, in return for a grateful acknowledgement in the
docs...

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