Provided by: libsdl3-doc_3.2.26+ds-2_all 

NAME
SDL_OpenJoystick - Open a joystick for use.
SYNOPSIS
#include <SDL3/SDL_joystick.h>
SDL_Joystick * SDL_OpenJoystick(SDL_JoystickID instance_id);
DESCRIPTION
The joystick subsystem must be initialized before a joystick can be opened for use.
FUNCTION PARAMETERS
instance_id
the joystick instance ID.
RETURN VALUE
Returns a joystick identifier or NULL on failure; call SDL_GetError() for more information.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
SDL_CloseJoystick(3)
Simple Directmedia Layer SDL 3.2.26 SDL_OpenJoystick(3)