>>There is little I can find on this WIN32API function as it pertains to anything other than C++. Any thoughts as to its arguments or an alternative means to achieving the same result? The aim is to get the "windows" directory.Thank you in advance.
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>There's an entry in the FAQ that I wrote, FAQ#7806, that gives an exact implementation of this in VFP. It's under Win32 and Other APIs

And there's also GETENV('WINDIR'). However, I don't know if it's reliable under NT.