+ * Revision 1.25 2001-04-25 18:59:30 adam
+ * Added referenceId handling for server.
+ *
+ * Revision 1.24 2001/04/10 10:48:08 adam
+ * Fixed problem where proxy could cash bad result sets.
+ *
+ * Revision 1.23 2001/03/26 14:43:49 adam
+ * New threaded PDU association.
+ *
+ * Revision 1.22 2000/11/20 11:27:33 adam
+ * Fixes for connect operation (timeout and notify fix).
+ *
+ * Revision 1.21 2000/11/01 14:22:59 adam
+ * Added fd parameter for method IYaz_PDU_Observer::clone.
+ *
+ * Revision 1.20 2000/10/24 12:29:57 adam
+ * Fixed bug in proxy where a Yaz_ProxyClient could be owned by
+ * two Yaz_Proxy's (fatal).
+ *
+ * Revision 1.19 2000/10/11 11:58:16 adam