_SetItem
void _SetItem(int32, T*);
_SetItem(index, item);
_SetItem(index, item);
status_t status = _SetItem(type, item, &ref);
status_t status = _SetItem(type, item, NULL, &gain);
_SetItem(type, item, &ref, &gain);
_SetItem(kInitialItems[i].type, kInitialItems[i].item);
status_t _SetItem(const char* type, const char* item,