if (aDoc) {
const TDF_LabelList& aList = myRef->List();
for(TDF_ListIteratorOfLabelList aLIter(aList); aLIter.More(); aLIter.Next()) {
if (aDoc) {
const TDF_LabelList& aList = myRef->List();
for(TDF_ListIteratorOfLabelList aLIter(aList); aLIter.More(); aLIter.Next()) {