private void SetupWindowsDevice(StartupParameter parameter)
{
if (parameter.RHome == null)
{
parameter.start.rhome = ToNativeUnixPath(NativeUtility.GetRHomeEnvironmentVariable());
}
if (parameter.Home == null)
{
string home = Marshal.PtrToStringAnsi(Engine.GetFunction <getValue>("getRUser")());
parameter.start.home = ToNativeUnixPath(home);
}
parameter.start.ReadConsole = ReadConsole;
parameter.start.WriteConsole = WriteConsole;
parameter.start.WriteConsoleEx = WriteConsoleEx;
parameter.start.CallBack = Callback;
parameter.start.ShowMessage = ShowMessage;
parameter.start.YesNoCancel = Ask;
parameter.start.Busy = Busy;
}