public void setNamespace(Namespace namespace) {

		classNamespace = namespace;
		for (Vtable internalVtable : internalVtables) {
			internalVtable.setNamespace(namespace);
		}
	}
Method to determine if there are enough zeros to make a null poihnter and no
references into or out of the middle

@param address the given address
@return true if the given address could be a valid null pointer, false if not
Ghidra/Features/Decompiler/ghidra_scripts/classrecovery/Vtable.java