Function AddGList 

pub unsafe fn AddGList(
    IntuitionBase: *mut Library,
    window: *mut Window,
    gadget: *mut Gadget,
    position: ULONG,
    numGad: LONG,
    requester: *mut Requester,
) -> UWORD

libname: “intuition.library” (V33) (Kickstart 1.2)