+ * Revision 1.11 1995-12-11 09:07:53 adam
+ * New rset member 'flag', that holds various flags about a result set -
+ * currently 'volatile' (set is register dependent) and 'ranked' (set is
+ * ranked).
+ * New set types sand/sor/snot. They handle and/or/not for ranked and
+ * semi-ranked result sets.
+ *
+ * Revision 1.10 1995/10/12 12:40:36 adam
+ * Private info (buf) moved from struct rset_control to struct rset.
+ * Member control in rset is statically set in rset_create.
+ *
+ * Revision 1.9 1995/10/10 14:00:01 adam
+ * Function rset_open changed its wflag parameter to general flags.
+ *
+ * Revision 1.8 1995/10/06 14:37:53 adam
+ * New result set method: r_score.
+ * Local no (sysno) and score is transferred to retrieveCtrl.
+ *
+ * Revision 1.7 1995/09/07 13:58:08 adam
+ * New parameter: result-set file descriptor (RSFD) to support multiple
+ * positions within the same result-set.
+ * Boolean operators: and, or, not implemented.
+ *
+ * Revision 1.6 1995/09/06 16:10:58 adam
+ * More work on boolean sets.
+ *
+ * Revision 1.5 1995/09/04 15:20:13 adam
+ * More work on temp sets. is_open member removed.
+ *
+ * Revision 1.4 1995/09/04 09:09:52 adam
+ * String arg in dict lookup is const.
+ * Minor changes.
+ *
+ * Revision 1.3 1994/11/22 13:15:27 quinn