moveNext method
Implementation
int moveNext(Pointer<Int32> hasNext) => (ptr.ref.vtable + 5)
.cast<
Pointer<NativeFunction<Int32 Function(Pointer, Pointer<Int32> hasNext)>>
>()
.value
.asFunction<int Function(Pointer, Pointer<Int32> hasNext)>()(
ptr.ref.lpVtbl,
hasNext,
);