@Override
	RecordIterator getExternalSymbolsByMemoryAddress(Address extProgAddr) throws IOException {
		return EmptyRecordIterator.INSTANCE; // External symbols were not supported
	}
Returns a record matching the current data base schema from the version 1 record.
@param recV1 the record matching the version 1 schema.
@return a current symbol record.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/symbol/SymbolDatabaseAdapterV1.java