public long getOffCon() {
		return offCon;
	}
Returns the offCon value.  Note that we are not certain, but think it is the offset
within the particular memory segment for a chuck of records
@return the offCon value
Ghidra/Features/PDB/src/main/java/ghidra/app/util/bin/format/pdb2/pdbreader/AbstractLinesC13Section.java