public void initGetByOffset(long offset) {
		Long l = offset;
		nextRetrieveOffset = l.intValue();
		currentOffset = nextRetrieveOffset;
		symLen = retrieveRecord();
	}
Initialized the mechanism for requesting the symbols in sequence.
@param offset the offset to which to initialize the mechanism.
@see #hasNext()
Ghidra/Features/PDB/src/main/java/ghidra/app/util/bin/format/pdb2/pdbreader/MsSymbolIterator.java