public default int getReferenceCount() {
		return 0;
	}
Get the number of References to this symbol or its address.
<P>
NOTE: this method differ from {@link #hasReferences()} behavior for memory symbols since this 
method will return {@link ReferenceManager#getReferenceCountTo(Address)} if this is the only 
symbol at its address.

@return the number of References to this symbol or its address.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/symbol/Symbol.java