How to programmatically determine which XP SP is installed

Posted on 2005-04-26
Last Modified: 2013-12-03
How to programmatically determine which Windows XP SP is installed using MFC or C++ code.
Question by:hansw77041
    LVL 48

    Accepted Solution

    See GetVersionEx function and OSVERSIONINFOEX structure.
    OSVERSIONINFOEX::wServicePackMajor is service pack number.

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