class Puppet::FFI::Windows::Structs::OSVERSIONINFO
msdn.microsoft.com/en-us/library/windows/desktop/ms724834%28v=vs.85%29.aspx typedef struct _OSVERSIONINFO {
DWORD dwOSVersionInfoSize; DWORD dwMajorVersion; DWORD dwMinorVersion; DWORD dwBuildNumber; DWORD dwPlatformId; TCHAR szCSDVersion[128];