Provided by: libsdl3-doc_3.2.20+ds-2_all 

NAME
SDL_AttachVirtualJoystick - Attach a new virtual joystick.
SYNOPSIS
#include <SDL3/SDL_joystick.h>
SDL_JoystickID SDL_AttachVirtualJoystick(const SDL_VirtualJoystickDesc *desc);
FUNCTION PARAMETERS
desc joystick description, initialized using SDL_INIT_INTERFACE().
RETURN VALUE
Returns the joystick instance ID, or 0 on failure; call SDL_GetError() for more information.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
SDL_DetachVirtualJoystick(3)
Simple Directmedia Layer SDL 3.2.20 SDL_AttachVirtualJoystick(3)