public static extern void ulAppQuit([NativeTypeName("ULApp")] C_App *app);
public static extern C_Monitor *ulAppGetMainMonitor([NativeTypeName("ULApp")] C_App *app);
public static extern C_Renderer *ulAppGetRenderer([NativeTypeName("ULApp")] C_App *app);
public static extern bool ulAppIsRunning([NativeTypeName("ULApp")] C_App *app);
public static extern void ulAppSetUpdateCallback([NativeTypeName("ULApp")] C_App *app, [NativeTypeName("ULUpdateCallback")] IntPtr callback, [NativeTypeName("void *")] void *user_data);
public static extern C_Window *ulAppGetWindow([NativeTypeName("ULApp")] C_App *app);
public static extern void ulAppSetWindow([NativeTypeName("ULApp")] C_App *app, [NativeTypeName("ULWindow")] C_Window *window);
public static extern void ulDestroyApp([NativeTypeName("ULApp")] C_App *app);