+ * Revision 1.45 1996-10-29 14:09:42 adam
+ * Use of cisam system - enabled if setting isamc is 1.
+ *
+ * Revision 1.44 1996/06/06 12:08:40 quinn
+ * Added showRecord function
+ *
+ * Revision 1.43 1996/06/04 10:18:12 adam
+ * Search/scan uses character mapping module.
+ *
+ * Revision 1.42 1996/06/04 08:20:16 quinn
+ * Smallish
+ *
+ * Revision 1.41 1996/06/04 07:54:55 quinn
+ * Added output-map.
+ *
+ * Revision 1.40 1996/05/31 09:06:58 quinn
+ * Work on character-set handling
+ *
+ * Revision 1.39 1996/05/14 14:04:33 adam
+ * In zebraidx, the 'stat' command is improved. Statistics about ISAM/DICT
+ * is collected.
+ *
+ * Revision 1.38 1996/04/12 07:02:23 adam
+ * File update of single files.
+ *
+ * Revision 1.37 1996/03/26 16:01:13 adam
+ * New setting lockPath: directory of various lock files.
+ *
+ * Revision 1.36 1996/03/21 14:50:09 adam
+ * File update uses modify-time instead of change-time.
+ *
+ * Revision 1.35 1996/02/12 18:45:36 adam
+ * New fileVerboseFlag in record group control.
+ *
+ * Revision 1.34 1995/12/11 11:43:29 adam
+ * Locking based on fcntl instead of flock.
+ * Setting commitEnable removed. Command line option -n can be used to
+ * prevent commit if commit setting is defined in the configuration file.
+ *
+ * Revision 1.33 1995/12/08 16:22:53 adam
+ * Work on update while servers are running. Three lock files introduced.
+ * The servers reload their registers when necessary, but they don't
+ * reestablish result sets yet.
+ *
+ * Revision 1.32 1995/12/07 17:38:46 adam
+ * Work locking mechanisms for concurrent updates/commit.
+ *
+ * Revision 1.31 1995/12/06 12:41:22 adam
+ * New command 'stat' for the index program.
+ * Filenames can be read from stdin by specifying '-'.
+ * Bug fix/enhancement of the transformation from terms to regular
+ * expressons in the search engine.
+ *
+ * Revision 1.30 1995/12/05 11:25:02 adam
+ * Include of zebraver.h.
+ *
+ * Revision 1.29 1995/11/28 09:09:40 adam
+ * Zebra config renamed.
+ * Use setting 'recordId' to identify record now.
+ * Bug fix in recindex.c: rec_release_blocks was invokeded even
+ * though the blocks were already released.
+ * File traversal properly deletes records when needed.
+ *
+ * Revision 1.28 1995/11/27 13:58:53 adam
+ * New option -t. storeStore data implemented in server.
+ *
+ * Revision 1.27 1995/11/25 10:24:06 adam
+ * More record fields - they are enumerated now.
+ * New options: flagStoreData flagStoreKey.
+ *
+ * Revision 1.26 1995/11/22 17:19:17 adam
+ * Record management uses the bfile system.
+ *
+ * Revision 1.25 1995/11/21 15:29:12 adam
+ * Config file 'base' read by default by both indexer and server.
+ *
+ * Revision 1.24 1995/11/21 15:01:15 adam
+ * New general match criteria implemented.
+ * New feature: document groups.
+ *
+ * Revision 1.23 1995/11/20 16:59:45 adam
+ * New update method: the 'old' keys are saved for each records.
+ *
+ * Revision 1.22 1995/11/20 11:56:26 adam
+ * Work on new traversal.
+ *
+ * Revision 1.21 1995/11/16 15:34:55 adam
+ * Uses new record management system in both indexer and server.
+ *
+ * Revision 1.20 1995/11/15 14:46:18 adam
+ * Started work on better record management system.
+ *
+ * Revision 1.19 1995/10/27 14:00:11 adam
+ * Implemented detection of database availability.
+ *
+ * Revision 1.18 1995/10/17 18:02:08 adam
+ * New feature: databases. Implemented as prefix to words in dictionary.
+ *
+ * Revision 1.17 1995/10/13 16:01:49 adam
+ * Work on relations.
+ *
+ * Revision 1.16 1995/10/10 12:24:38 adam
+ * Temporary sort files are compressed.
+ *
+ * Revision 1.15 1995/10/04 16:57:19 adam
+ * Key input and merge sort in one pass.
+ *
+ * Revision 1.14 1995/09/29 14:01:40 adam