@Override
	public int compareTo(OmfData o) {
		return Long.compare(dataOffset.value(), o.dataOffset.value());
	}
Compare datablocks by data offset
@return a value less than 0 for lower address, 0 for same address, or greater than 0 for
  higher address
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/omf/omf/OmfData.java