diff --git a/.gitattributes b/.gitattributes
index 3321b4807e..c7729db347 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -2944,7 +2944,6 @@ lcl/interfaces/carbon/carbonwsarrow.pp svneol=native#text/pascal
 lcl/interfaces/carbon/carbonwsbuttons.pp svneol=native#text/pascal
 lcl/interfaces/carbon/carbonwscalendar.pp svneol=native#text/pascal
 lcl/interfaces/carbon/carbonwschecklst.pp svneol=native#text/pascal
-lcl/interfaces/carbon/carbonwsclistbox.pp svneol=native#text/pascal
 lcl/interfaces/carbon/carbonwscomctrls.pp svneol=native#text/pascal
 lcl/interfaces/carbon/carbonwscontrols.pp svneol=native#text/pascal
 lcl/interfaces/carbon/carbonwsdbctrls.pp svneol=native#text/pascal
diff --git a/ide/compileroptions.pp b/ide/compileroptions.pp
index 8acd6a9ae7..f4f3624274 100644
--- a/ide/compileroptions.pp
+++ b/ide/compileroptions.pp
@@ -2088,7 +2088,7 @@ Processor specific options:
       switches := switches + ' ' + ConvertOptionsToCmdLine(' ','-k', InhLinkerOpts);
   end;
   
-  // add Linker options for wigdet set
+  // add Linker options for widgetset
   if not (ccloNoLinkerOpts in Flags) then
   begin
     LinkerAddition := LCLWidgetLinkerAddition[DirNameToLCLPlatform(GetEffectiveLCLWidgetType)];
diff --git a/lcl/interfaces/carbon/carbonint.pas b/lcl/interfaces/carbon/carbonint.pas
index 591cbc1897..d25151ac06 100644
--- a/lcl/interfaces/carbon/carbonint.pas
+++ b/lcl/interfaces/carbon/carbonint.pas
@@ -143,7 +143,6 @@ uses
   CarbonWSButtons,
 // CarbonWSCalendar,
  CarbonWSCheckLst,
-// CarbonWSCListBox,
   CarbonWSComCtrls,
   CarbonWSControls,
 // CarbonWSDbCtrls,
@@ -170,7 +169,7 @@ uses
   CarbonThemes, CarbonCanvas, CarbonStrings, CarbonClipboard, CarbonCaret,
   CarbonProc, CarbonDbgConsts, CarbonUtils,
   
-  Buttons, StdCtrls, PairSplitter, ComCtrls, CListBox, Calendar, Arrow,
+  Buttons, StdCtrls, PairSplitter, ComCtrls, Calendar, Arrow,
   Spin, ExtCtrls, FileCtrl, LResources;
 
 // the implementation of the utility methods
diff --git a/lcl/interfaces/carbon/carbonobject.inc b/lcl/interfaces/carbon/carbonobject.inc
index dbc4c71ff2..69467c7cc5 100644
--- a/lcl/interfaces/carbon/carbonobject.inc
+++ b/lcl/interfaces/carbon/carbonobject.inc
@@ -729,7 +729,7 @@ begin
                                    8,      // bits per component
                                    bitmapBytesPerRow,
                                    colorSpace,
-                                   kCGImageAlphaFirst);
+                                   kCGImageAlphaNoneSkipFirst); // The function fails with kCGImageAlphaFirst
   if (context = nil) then
   begin
     System.FreeMem(bitmapData);
diff --git a/lcl/interfaces/carbon/carbonwsclistbox.pp b/lcl/interfaces/carbon/carbonwsclistbox.pp
deleted file mode 100644
index 8857818fb8..0000000000
--- a/lcl/interfaces/carbon/carbonwsclistbox.pp
+++ /dev/null
@@ -1,63 +0,0 @@
-{ $Id$}
-{
- *****************************************************************************
- *                              CarbonWSCListBox.pp                              * 
- *                              ---------------                              * 
- *                                                                           *
- *                                                                           *
- *****************************************************************************
-
- *****************************************************************************
- *                                                                           *
- *  This file is part of the Lazarus Component Library (LCL)                 *
- *                                                                           *
- *  See the file COPYING.modifiedLGPL, included in this distribution,        *
- *  for details about the copyright.                                         *
- *                                                                           *
- *  This program is distributed in the hope that it will be useful,          *
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of           *
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.                     *
- *                                                                           *
- *****************************************************************************
-}
-unit CarbonWSCListBox;
-
-{$mode objfpc}{$H+}
-
-interface
-
-uses
-////////////////////////////////////////////////////
-// I M P O R T A N T                                
-////////////////////////////////////////////////////
-// To get as little as posible circles,
-// uncomment only when needed for registration
-////////////////////////////////////////////////////
-//  CListBox,
-////////////////////////////////////////////////////
-  WSCListBox, WSLCLClasses;
-
-type
-
-  { TCarbonWSCListBox }
-
-  TCarbonWSCListBox = class(TWSCListBox)
-  private
-  protected
-  public
-  end;
-
-
-implementation
-
-initialization
-
-////////////////////////////////////////////////////
-// I M P O R T A N T
-////////////////////////////////////////////////////
-// To improve speed, register only classes
-// which actually implement something
-////////////////////////////////////////////////////
-//  RegisterWSComponent(TCListBox, TCarbonWSCListBox);
-////////////////////////////////////////////////////
-end.
\ No newline at end of file