Continued development.

POP3Command.h

@@ -15,7 +15,9 @@ namespace mail {
 	 return processCommand(parser, (POP3Session &)*session, data);	 
       }
 
-      virtual int processCommand(coreutils::PString request, POP3Session &session, std::stringstream &data) {}
+      virtual int processCommand(coreutils::PString request, POP3Session &session, std::stringstream &data) {
+	 return 0;
+      }
       
    };