+ * Revision 1.97 1999-07-06 12:28:04 adam
+ * Updated record index structure. Format includes version ID. Compression
+ * algorithm ID is stored for each record block.
+ *
+ * Revision 1.96 1999/05/26 07:49:13 adam
+ * C++ compilation.
+ *
+ * Revision 1.95 1999/05/21 12:00:17 adam
+ * Better diagnostics for extraction process.
+ *
+ * Revision 1.94 1999/05/20 12:57:18 adam
+ * Implemented TCL filter. Updated recctrl system.
+ *
+ * Revision 1.93 1999/05/15 14:36:38 adam
+ * Updated dictionary. Implemented "compression" of dictionary.
+ *
+ * Revision 1.92 1999/03/09 16:27:49 adam
+ * More work on SDRKit integration.
+ *
+ * Revision 1.91 1999/02/12 13:29:22 adam
+ * Implemented position-flag for registers.
+ *
+ * Revision 1.90 1999/02/02 14:50:52 adam
+ * Updated WIN32 code specific sections. Changed header.
+ *
+ * Revision 1.89 1998/10/28 10:54:38 adam
+ * SDRKit integration.
+ *
+ * Revision 1.88 1998/10/16 08:14:29 adam
+ * Updated record control system.
+ *
+ * Revision 1.87 1998/10/15 13:10:33 adam
+ * Fixed bug in Zebra that caused it to stop indexing when empty
+ * record was read.
+ *
+ * Revision 1.86 1998/10/13 20:33:53 adam
+ * Fixed one log message and change use ordinal to be an unsigned char.
+ *
+ * Revision 1.85 1998/09/22 10:03:41 adam
+ * Changed result sets to be persistent in the sense that they can
+ * be re-searched if needed.
+ * Fixed memory leak in rsm_or.
+ *
+ * Revision 1.84 1998/06/11 15:42:22 adam
+ * Changed the way use attributes are specified in the recordId
+ * specification.
+ *
+ * Revision 1.83 1998/06/08 14:43:10 adam
+ * Added suport for EXPLAIN Proxy servers - added settings databasePath
+ * and explainDatabase to facilitate this. Increased maximum number
+ * of databases and attributes in one register.
+ *
+ * Revision 1.82 1998/05/20 10:12:15 adam
+ * Implemented automatic EXPLAIN database maintenance.
+ * Modified Zebra to work with ASN.1 compiled version of YAZ.
+ *
+ * Revision 1.81 1998/03/11 11:19:04 adam
+ * Changed the way sequence numbers are generated.
+ *
+ * Revision 1.80 1998/03/05 08:45:11 adam
+ * New result set model and modular ranking system. Moved towards
+ * descent server API. System information stored as "SGML" records.
+ *
+ * Revision 1.79 1998/02/17 10:32:52 adam
+ * Fixed bug: binary files weren't opened with flag b on NT.
+ *
+ * Revision 1.78 1998/02/10 12:03:05 adam