It works!!!

INotify.h

@@ -15,7 +15,7 @@ namespace core {
       int addWatch(std::string watch);
       void removeWatch(int wd);
 
-      void onDataReceived(coreutils::ZString data) override;      
+      void onDataReceived(coreutils::ZString &data) override;      
 
       virtual void inAccess(std::string name) {}      
       virtual void inAttrib(std::string name) {}