+ * Revision 1.37 1998-04-02 14:31:08 adam
+ * This version works with compiled ASN.1 code.
+ *
+ * Revision 1.36 1997/11/19 11:22:09 adam
+ * Object identifiers can be accessed in GRS-1 records.
+ *
+ * Revision 1.35 1997/09/09 10:19:54 adam
+ * New MSV5.0 port with fewer warnings.
+ *
+ * Revision 1.34 1996/08/16 15:07:47 adam
+ * First work on Explain.
+ *
+ * Revision 1.33 1996/07/03 13:31:13 adam
+ * The xmalloc/xfree functions from YAZ are used to manage memory.
+ *
+ * Revision 1.32 1996/03/20 13:54:05 adam
+ * The Tcl_File structure is only manipulated in the Tk-event interface
+ * in tkinit.c.
+ *
+ * Revision 1.31 1996/03/05 09:21:19 adam
+ * Bug fix: memory used by GRS records wasn't freed.
+ * Rewrote some of the error handling code - the connection is always
+ * closed before failback is called.
+ * If failback is defined the send APDU methods (init, search, ...) will
+ * return OK but invoke failback (as is the case if the write operation
+ * fails).
+ * Bug fix: ref_count in assoc object could grow if fraction of PDU was
+ * read.
+ *
+ * Revision 1.30 1996/02/29 15:30:23 adam
+ * Export of IrTcl functionality to extensions.
+ *
+ * Revision 1.29 1996/02/26 18:38:33 adam
+ * Work on export of set methods.
+ *
+ * Revision 1.28 1996/02/23 17:31:41 adam
+ * More functions made available to the wais tcl extension.
+ *
+ * Revision 1.27 1996/02/23 13:41:41 adam
+ * Work on public access to simple ir class system.
+ *
+ * Revision 1.26 1996/02/21 10:16:20 adam
+ * Simplified select handling. Only one function ir_tcl_select_set has
+ * to be externally defined.
+ *
+ * Revision 1.25 1996/02/05 17:58:04 adam
+ * Ported ir-tcl to use the beta releases of tcl7.5/tk4.1.
+ *
+ * Revision 1.24 1996/01/29 11:35:27 adam
+ * Bug fix: cs_type member renamed to comstackType to avoid conflict with
+ * cs_type macro defined by YAZ.
+ *
+ * Revision 1.23 1996/01/19 16:22:40 adam
+ * New method: apduDump - returns information about last incoming APDU.
+ *
+ * Revision 1.22 1996/01/10 09:18:44 adam
+ * PDU specific callbacks implemented: initRespnse, searchResponse,
+ * presentResponse and scanResponse.
+ * Bug fix in the command line shell (tclmain.c) - discovered on OSF/1.
+ *
+ * Revision 1.21 1996/01/04 16:12:14 adam
+ * Setting PDUType renamed to eventType.
+ *
+ * Revision 1.20 1996/01/04 11:05:23 adam
+ * New setting: PDUType - returns type of last PDU returned from the target.
+ * Fixed a bug in configure/Makefile.
+ *
+ * Revision 1.19 1995/11/13 09:55:46 adam
+ * Multiple records at a position in a result-set with differnt
+ * element specs.
+ *
+ * Revision 1.18 1995/10/18 16:42:44 adam
+ * New settings: smallSetElementSetNames and mediumSetElementSetNames.
+ *
+ * Revision 1.17 1995/10/16 17:00:56 adam
+ * New setting: elementSetNames.
+ * Various client improvements. Medium presentation format looks better.
+ *
+ * Revision 1.16 1995/09/20 11:37:01 adam
+ * Configure searches for tk4.1 and tk7.5.
+ * Work on GRS.
+ *
+ * Revision 1.15 1995/08/29 15:30:15 adam
+ * Work on GRS records.
+ *
+ * Revision 1.14 1995/08/04 11:32:40 adam