+ * Revision 1.41 1996-05-14 14:04:34 adam
+ * In zebraidx, the 'stat' command is improved. Statistics about ISAM/DICT
+ * is collected.
+ *
+ * Revision 1.40 1996/04/26 10:00:23 adam
+ * Added option -V to zebraidx to display version information.
+ * Removed stupid warnings from file update.
+ *
+ * Revision 1.39 1996/04/09 10:05:21 adam
+ * Bug fix: prev_name buffer possibly too small; allocated in key_file_init.
+ *
+ * Revision 1.38 1996/03/26 16:01:14 adam
+ * New setting lockPath: directory of various lock files.
+ *
+ * Revision 1.37 1996/03/19 12:43:26 adam
+ * Bug fix: File update traversal didn't handle trailing slashes correctly.
+ * Bug fix: Update of sub directory groups wasn't handled correctly.
+ *
+ * Revision 1.36 1996/02/12 18:45:37 adam
+ * New fileVerboseFlag in record group control.
+ *
+ * Revision 1.35 1996/02/12 15:56:11 adam
+ * New code command: unread.
+ *
+ * Revision 1.34 1996/02/07 14:06:39 adam
+ * Better progress report during register merge.
+ * New command: clean - removes temporary shadow files.
+ *
+ * Revision 1.33 1996/02/06 17:11:18 adam
+ * Minor changes.
+ *
+ * Revision 1.32 1996/02/01 20:50:04 adam
+ * Bug fix: zebraIndexUnlock was always called even though zebraIndexLock
+ * was never called - happens when no commands are specified.
+ *
+ * Revision 1.31 1996/01/08 19:15:46 adam
+ * New input filter that works!
+ *
+ * Revision 1.30 1995/12/12 16:00:59 adam
+ * System call sync(2) used after update/commit.
+ * Locking (based on fcntl) uses F_EXLCK and F_SHLCK instead of F_WRLCK
+ * and F_RDLCK.
+ *
+ * Revision 1.29 1995/12/11 11:43:30 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 1.28 1995/12/08 16:22:56 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 1.27 1995/12/07 17:38:47 adam
+ * Work locking mechanisms for concurrent updates/commit.
+ *
+ * Revision 1.26 1995/12/06 12:41:23 adam