Basically a revert of 02dce657

This appears to break the mouse position stuff. :(

src/conio/sdl_con.c

@@ -1046,11 +1046,6 @@ void sdl_video_event_thread(void *data)
 				switch(ev.window.event) {
 					case SDL_WINDOWEVENT_MAXIMIZED:
 					case SDL_WINDOWEVENT_RESTORED:
-#if defined(__DARWIN__)
-						fullscreen = (sdl.GetWindowFlags(win) & SDL_WINDOW_MAXIMIZED) != 0;
-						cio_api.mode=fullscreen?CIOLIB_MODE_SDL_FULLSCREEN:CIOLIB_MODE_SDL;
-						update_cvstat(&cvstat);
-#endif
 						// Fall-through
 					case SDL_WINDOWEVENT_SIZE_CHANGED:
 						// SDL2: User resized window