diff --git a/components/turbopower_ipro/ipcss.inc b/components/turbopower_ipro/ipcss.inc
index 550c7162cf..40203ff238 100644
--- a/components/turbopower_ipro/ipcss.inc
+++ b/components/turbopower_ipro/ipcss.inc
@@ -617,9 +617,9 @@ end;
 procedure TCSSReader.EatWhiteSpace;
 var
   Buf: char;
-  comment: integer;
+  //comment: integer;
 begin
-  comment:=0;
+  //comment:=0;
   while not EOF do
   begin
     Buf := char(FStream.ReadByte);
diff --git a/components/turbopower_ipro/iphtml.pas b/components/turbopower_ipro/iphtml.pas
index 5a1820f14f..0f5f4f3a11 100644
--- a/components/turbopower_ipro/iphtml.pas
+++ b/components/turbopower_ipro/iphtml.pas
@@ -769,7 +769,7 @@ type
     {$IFDEF IP_LAZARUS}
     FCSS: TCSSProps;
     FElementName: String;
-    FCSSPropsLoaded: boolean;
+    //FCSSPropsLoaded: boolean;
     {$ENDIF}
     FStyle: string;
     FClassId: string;
@@ -14755,7 +14755,7 @@ function TIpHtmlNodeCore.GetFontSizeFromCSS(CurrentFontSize:Integer;
   
 var
   P: double;
-  ParentFSize: Integer;
+  //ParentFSize: Integer;
 begin
   result := CurrentFontSize;
 
diff --git a/components/turbopower_ipro/ipstrms.pas b/components/turbopower_ipro/ipstrms.pas
index 2d4bf69f12..00c9f3982a 100644
--- a/components/turbopower_ipro/ipstrms.pas
+++ b/components/turbopower_ipro/ipstrms.pas
@@ -1494,8 +1494,8 @@ begin
   end;
   {the item at L-2 will have the nearest smaller line number than the
    one we want; start here and read through the stream forwards}
-  CurLine := Longint(FLineIndex[L-2]);
-  Seek(Longint(FLineIndex[L-1]), soFromBeginning);
+  CurLine := Longint(PtrInt(FLineIndex[L-2]));
+  Seek(Longint(PtrInt(FLineIndex[L-1])), soFromBeginning);
   while true do begin
     atsGetLine(CurPos, EndPos, Len);
     inc(CurLine);
diff --git a/examples/dragimagelist/unit1.lrs b/examples/dragimagelist/unit1.lrs
index 4b0996c691..693d032ae4 100644
--- a/examples/dragimagelist/unit1.lrs
+++ b/examples/dragimagelist/unit1.lrs
@@ -1,5 +1,3 @@
-{ Это - файл ресурсов, автоматически созданный lazarus }
-
 LazarusResources.Add('TForm1','FORMDATA',[
   'TPF0'#6'TForm1'#5'Form1'#4'Left'#3'"'#1#6'Height'#3','#1#3'Top'#3#175#0#5'Wi'
   +'dth'#3#144#1#18'HorzScrollBar.Page'#3#143#1#18'VertScrollBar.Page'#3'+'#1#13
diff --git a/examples/dragimagelist/unit1.pas b/examples/dragimagelist/unit1.pas
index 33ebcb324a..5ab6f27126 100644
--- a/examples/dragimagelist/unit1.pas
+++ b/examples/dragimagelist/unit1.pas
@@ -47,6 +47,8 @@ implementation
 
 procedure TForm1.Button1StartDrag(Sender: TObject; var DragObject: TDragObject);
 begin
+  // user started dragging on Button1
+  // create our own TDragControlObject which provides an image.
   DragObject := TMyDragObject.Create(Sender as TControl);
 end;
 
diff --git a/lcl/controls.pp b/lcl/controls.pp
index ba07cd70c1..76fb33be6d 100644
--- a/lcl/controls.pp
+++ b/lcl/controls.pp
@@ -279,7 +279,7 @@ type
     FOldCursor: TCursor;
     FImageIndex: Integer;
     FLastDragPos: TPoint;
-    FLockedWindow: HWND;
+    FLockedWindow: HWND;// window where drag started and locked via DragLock, invalid=NoLockedWindow=High(PtrInt)
     procedure SetDragCursor(const AValue: TCursor);
   protected
     procedure Initialize; override;
diff --git a/lcl/include/dragimagelist.inc b/lcl/include/dragimagelist.inc
index 585da5c64f..a029966640 100644
--- a/lcl/include/dragimagelist.inc
+++ b/lcl/include/dragimagelist.inc
@@ -58,15 +58,15 @@ end;
 }
 function TDragImageList.BeginDrag(Window: HWND; X, Y: Integer): Boolean;
 begin
-   Result := TWsDragImageListClass(WidgetSetClass).BeginDrag(Self, Window,
-     FImageIndex, FDragHotspot.X, FDragHotspot.Y);
-   FDragging := Result;
-   if Result then
-   begin
-     DragLock(Window, X, Y);
-     FOldCursor := Screen.Cursor;
-     WidgetSet.SetCursor(Screen.Cursors[DragCursor])
-   end;
+  Result := TWsDragImageListClass(WidgetSetClass).BeginDrag(Self, Window,
+    FImageIndex, FDragHotspot.X, FDragHotspot.Y);
+  FDragging := Result;
+  if Result then
+  begin
+    DragLock(Window, X, Y);
+    FOldCursor := Screen.Cursor;
+    WidgetSet.SetCursor(Screen.Cursors[DragCursor])
+  end;
 end;
 
 {
@@ -91,7 +91,7 @@ begin
       XPos, YPos, True);
     if Result then
       FLastDragPos := Point(XPos, YPos);
-   end;
+  end;
 end;
 
 {