Fix FTBFS

kolf/slope.cpp

@@ -501,7 +501,7 @@ void Slope::updatePixmap()
 		// shift all the points
 		for (unsigned int i = 0; i < r.count(); ++i)
 		{
-			QPoint &p = r[i];
+			TQPoint &p = r[i];
 			p.setX(p.x() - x());
 			p.setY(p.y() - y());
 		}