diff --git a/include/wx/mac/carbon/tooltip.h b/include/wx/mac/carbon/tooltip.h
index dfe36d72b6..df51d47ffb 100644
--- a/include/wx/mac/carbon/tooltip.h
+++ b/include/wx/mac/carbon/tooltip.h
@@ -15,7 +15,7 @@
 #include "wx/string.h"
 #include "wx/event.h"
 
-class wxToolTip : public wxObject
+class WXDLLIMPEXP_CORE wxToolTip : public wxObject
 {
 public:
     // ctor & dtor
diff --git a/include/wx/mac/carbon/uma.h b/include/wx/mac/carbon/uma.h
index 748f016acc..23bb3d31ce 100644
--- a/include/wx/mac/carbon/uma.h
+++ b/include/wx/mac/carbon/uma.h
@@ -50,7 +50,7 @@ void            UMAShowArrowCursor() ;
 
 // window manager
 
-GrafPtr        UMAGetWindowPort( WindowRef inWindowRef ) ;
+WXDLLIMPEXP_BASE GrafPtr UMAGetWindowPort( WindowRef inWindowRef ) ;
 void             UMADisposeWindow( WindowRef inWindowRef ) ;
 void             UMASetWTitle( WindowRef inWindowRef , const wxString& title , wxFontEncoding encoding) ;