// functions
 // ----------------------------------------------------------------------------
 
-#ifdef __WXDEBUG__
-    static const wxChar *GetTymedName(DWORD tymed);
-#endif // Debug
-
 // ----------------------------------------------------------------------------
 // wxDataFormat
 // ----------------------------------------------------------------------------
             ulSize = strlen((const char *)pzBuffer);
             break;
 
+#if wxUSE_UNICODE
         case wxDF_UNICODETEXT:
              ulSize = ::wcslen((const wchar_t *)pzBuffer);
              break;
+#endif
 
         case wxDF_BITMAP:
         case wxDF_METAFILE: