void InitWinver()
{
  DWORD dwVer = LOWORD(GetVersion());
  dwWinVer = MAKEWORD(HIBYTE(dwVer), LOBYTE(dwVer));
}

MIR_CORE_DLL(BOOL) IsWinVerVistaPlus()
{
  return dwWinVer >= _WIN32_WINNT_VISTA;
}

MIR_CORE_DLL(BOOL) IsWinVer7Plus()
{
  return dwWinVer >= _WIN32_WINNT_WIN7;
}

MIR_CORE_DLL(BOOL) IsWinVer8Plus()
{
  return dwWinVer >= _WIN32_WINNT_WIN8;
}

MIR_CORE_DLL(BOOL) IsWinVer81Plus()
{
  return dwWinVer >= _WIN32_WINNT_WINBLUE;
}

MIR_CORE_DLL(BOOL) IsWinVer10Plus()
{
  return dwWinVer >= _WIN32_WINNT_WIN10;
}