@Override
	public PointerTypedef clone(DataTypeManager dtm) {
		if (dataMgr == dtm) {
			return this;
		}
		return copy(dtm);
	}
Get the referenced datatype used to construct this datatype
(datatype which pointer references).
@return referenced datatype
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/data/PointerTypedef.java