How to check a HANDLE?

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#8593

From: Ed Mulroy [TeamB]
Date: Thu, 07 Oct 2004 13:16

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Does anyone know a way supplied by Windows to check if a HANDLE is 
valid, maybe something similar to IsValidLocale, IsBadReadPtr or 
IsWindow?

I'm specifically interested in checking a handle to an open file.

.  Ed

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