protected List<NList> getExtraSymbols() {
		return List.of();
	}
Gets a {@link List} of extra {@link NList symbol}s for the component being extracted

@return A {@link List} of extra {@link NList symbol}s (could be empty)
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/ios/ExtractedMacho.java