[Win32] How to get the OS Version?

DWORD WINAPI GetVersion(void);

Examples:

#include <windows.h>

#include <stdio.h>

void main()

{

    DWORD dwVersion = 0; 

    DWORD dwMajorVersion = 0;

    DWORD dwMinorVersion = 0; 

    DWORD dwBuild = 0;

    dwVersion = GetVersion();

    // Get the Windows version.

    dwMajorVersion = (DWORD)(LOBYTE(LOWORD(dwVersion)));

    dwMinorVersion = (DWORD)(HIBYTE(LOWORD(dwVersion)));

    // Get the build number.

    if (dwVersion < 0x80000000)              

        dwBuild = (DWORD)(HIWORD(dwVersion));

    printf("Version is %d.%d (%d)\n", 

                dwMajorVersion,

                dwMinorVersion,

                dwBuild);

}

Reference:http://msdn.microsoft.com/en-us/library/windows/desktop/ms724439(v=vs.85).aspx