private static extern IntPtr MonitorFromWindow(IntPtr hWnd, MonitorDefault dwFlags);
public static extern IntPtr MonitorFromPoint(POINTSTRUCT pt, MonitorDefault flags);
private static extern IntPtr MonitorFromPoint(POINT pt, MonitorDefault dwFlags);
public static extern IntPtr MonitorFromWindow(IntPtr hwnd, MonitorDefault dwFlags);
public static extern IntPtr MonitorFromRect([In] ref ApiRect lprc, MonitorDefault flags);
public static extern IntPtr MonitorFromPoint(ApiPoint pt, MonitorDefault flags);
public static extern IntPtr MonitorFromWindow(IntPtr hwnd, MonitorDefault flags);