--- include/wx/msgdlg.h	2009-09-04 06:51:55.000000000 +0200
+++ include/wx/msgdlg.h	2009-10-18 23:06:17.000000000 +0200
@@ -276,10 +276,10 @@
 private:
     // these functions may be overridden to provide different defaults for the
     // default button labels (this is used by wxGTK)
-    virtual wxString GetDefaultYesLabel() const { return _("Yes"); }
-    virtual wxString GetDefaultNoLabel() const { return _("No"); }
-    virtual wxString GetDefaultOKLabel() const { return _("OK"); }
-    virtual wxString GetDefaultCancelLabel() const { return _("Cancel"); }
+    virtual wxString GetDefaultYesLabel() const { return wxGetTranslation("Yes"); }
+    virtual wxString GetDefaultNoLabel() const { return wxGetTranslation("No"); }
+    virtual wxString GetDefaultOKLabel() const { return wxGetTranslation("OK"); }
+    virtual wxString GetDefaultCancelLabel() const { return wxGetTranslation("Cancel"); }
 
     // labels for the buttons, initially empty meaning that the defaults should
     // be used, use GetYes/No/OK/CancelLabel() to access them