pub unsafe extern "C" fn SDL_JoystickGetSerial(
joystick: *mut SDL_Joystick,
) -> *const c_charExpand description
Get the serial number of an opened joystick, if available.
Returns the serial number of the joystick, or NULL if it is not available.
\param joystick the SDL_Joystick obtained from SDL_JoystickOpen() \returns the serial number of the selected joystick, or NULL if unavailable.
\since This function is available since SDL 2.0.14.