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如何用程序识别操作系统是Vista和还是XP？

如何用程序识别操作系统是Vista和还是XP？

使用InstallShield6.3打包程序？需要判断 用户的操作系统是vista还是xp?

xp和vista
       可以通过注册表里 的 固定 键值区别么？

答案或建议：

解决方法：
installshield提供函数可以解决。

SYSINFO.nWinMajor

4    The operating system is Windows NT 4.0.
5    The operating system is Windows Server 2003 R2, Windows Server 2003,
      Windows XP,or Windows 2000.
6    The operating system is Windows Vista or Windows Server 2008.

SYSINFO.nWinMinor

0    The operating system is Windows Vista, Windows Server 2008, Windows 2000, or
      Windows NT 4.0.

1    The operating system is Windows XP.
2    The operating system is Windows Server 2003 R2, Windows Server 2003,
      or Windows XP Professional x64 Edition.

http://msdn2.microsoft.com/en-us/library/ms724833.aspx

GetSystemInfo (WINMINOR, nvResult, svResult);
GetSystemInfo (WINMAJOR, nvResult, svResult);

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