Provided by: libsdl3-doc_3.2.10+ds-1_all 

NAME
SDL_GetJoystickID - Get the instance ID of an opened joystick.
HEADER FILE
Defined in SDL3/SDL_joystick.h
SYNOPSIS
#include "SDL3/SDL.h" SDL_JoystickID SDL_GetJoystickID(SDL_Joystick *joystick);
FUNCTION PARAMETERS
joystick an SDL_Joystick structure containing joystick information.
RETURN VALUE
( SDL_JoystickID ) Returns the instance ID of the specified joystick on success or 0 on failure; call SDL_GetError () for more information.
AVAILABILITY
This function is available since SDL 3.2.0. Simple Directmedia Layer SDL 3.2.10 SDL_GetJoystickID(3)