Fix FTBFS with sip >= 4.15

sip/qt/qlayout.sip

@@ -328,8 +328,8 @@ public:
 	TQSizePolicy::ExpandData expanding() const;
 	TQSize minimumSize() const;
 	TQSize maximumSize() const;
-	void setGeometry(const TQRect &) = 0;
-	TQLayoutIterator iterator() = 0;
+	virtual void setGeometry(const TQRect &) = 0;
+	virtual TQLayoutIterator iterator() = 0;
 	bool isEmpty() const;
 
 	int totalHeightForWidth(int) const;

sip/qtnetwork/qftp.sip

@@ -177,6 +177,9 @@ protected:
 	virtual void operationRename(TQNetworkOperation *);
 	virtual void operationGet(TQNetworkOperation *);
 	virtual void operationPut(TQNetworkOperation *);
+
+private:
+	virtual bool checkConnection(TQNetworkOperation *);
 };
 
 %End