+ * Revision 1.11 1997-09-09 13:38:15 adam
+ * Partial port to WIN95/NT.
+ *
+ * Revision 1.10 1996/10/29 13:55:20 adam
+ * Include of zebrautl.h instead of alexutil.h.
+ *
+ * Revision 1.9 1995/12/11 09:15:22 adam
+ * New set types: sand/sor/snot - ranked versions of and/or/not in
+ * ranked/semi-ranked result sets.
+ * Note: the snot not finished yet.
+ * New rset member: flag.
+ * Bug fix: r_delete in rsrel.c did free bad memory block.
+ *
+ * Revision 1.8 1995/10/12 12:41:55 adam