Function SDL_JoystickGetSerial

pub unsafe extern "C" fn SDL_JoystickGetSerial(
    joystick: *mut _SDL_Joystick,
) -> *const i8

Available on crate feature dep_sdl2 only.

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.