diff --git a/src/mac/carbon/listbox.cpp b/src/mac/carbon/listbox.cpp
index 39304e0c31..f84803aeca 100644
--- a/src/mac/carbon/listbox.cpp
+++ b/src/mac/carbon/listbox.cpp
@@ -713,9 +713,11 @@ void wxListBox::MacScrollTo( int n )
     verify_noerr( ::RevealDataBrowserItem((ControlRef) m_macControl , id , kTextColumnId , kDataBrowserRevealWithoutSelecting ) ) ;
 }
 
+#if !TARGET_API_MAC_OSX
 void wxListBox::OnSize( wxSizeEvent &event)
 {
 }
+#endif
 
 void wxListBox::MacSetRedraw( bool doDraw )
 {
@@ -779,6 +781,8 @@ void wxListBox::MacDoDoubleClick()
 */
 }
 
+#if !TARGET_API_MAC_OSX
+
 void wxListBox::OnChar(wxKeyEvent& event)
 {
     // todo trigger proper events here
@@ -887,3 +891,5 @@ void wxListBox::OnChar(wxKeyEvent& event)
     }
 }
 
+#endif
+