Provided by: libsdl3-doc_3.2.8+ds-1_all 

NAME
SDL_GetGamepadID - Get the instance ID of an opened gamepad.
HEADER FILE
Defined in SDL3/SDL_gamepad.h
SYNOPSIS
#include "SDL3/SDL.h" SDL_JoystickID SDL_GetGamepadID(SDL_Gamepad *gamepad);
FUNCTION PARAMETERS
gamepad a gamepad identifier previously returned by SDL_OpenGamepad ().
RETURN VALUE
( SDL_JoystickID ) Returns the instance ID of the specified gamepad 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 3.2.8 SDL_GetGamepadID(3)