+IMPLEMENT_ABSTRACT_CLASS(wxSockAddress, wxObject)
+IMPLEMENT_ABSTRACT_CLASS(wxIPaddress, wxSockAddress)
+IMPLEMENT_DYNAMIC_CLASS(wxIPV4address, wxIPaddress)
+#if wxUSE_IPV6
+IMPLEMENT_DYNAMIC_CLASS(wxIPV6address, wxIPaddress)
+#endif
+#if defined(__UNIX__) && !defined(__WINE__) && (!defined(__WXMAC__) || defined(__DARWIN__))
+IMPLEMENT_DYNAMIC_CLASS(wxUNIXaddress, wxSockAddress)