@Override
	public void optionsChanged(Options options, Program program) {
		relocationGuideEnabled =
			options.getBoolean(OPTION_NAME_RELOCATION_GUIDE, relocationGuideEnabled);
	}
Check if an address that is a possible reference falls within a
   defined function, pointing at a symbol

@param program
@param addr
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/analysis/ScalarOperandAnalyzer.java