+#if wxUSE_TIMEDATE
+IMPLEMENT_DYNAMIC_CLASS(wxDate, wxObject)
+IMPLEMENT_DYNAMIC_CLASS(wxTime, wxObject)
+
+wxTime::tFormat wxTime::ms_Format = wxTime::wx12h;
+wxTime::tPrecision wxTime::ms_Precision = wxTime::wxStdMinSec;
+wxChar wxTime::ms_bufTime[128];
+#endif
+