Prevent the screen from being blanked by a screen saver.
Defined in <SDL3/SDL_video.h>
Returns 0 on success or a negative error code on failure; call SDL_GetError() for more information.
If you disable the screensaver, it is automatically re-enabled when SDL quits.
The screensaver is disabled by default, but this may by changed by SDL_HINT_VIDEO_ALLOW_SCREENSAVER.
This function is available since SDL 3.0.0.