+void ZOOM_query_get_hash(ZOOM_query s, WRBUF w)
+{
+ wrbuf_printf(w, "%d;", s->query_type);
+ if (s->query_string)
+ wrbuf_puts(w, s->query_string);
+ wrbuf_printf(w, ";%d;", s->sort_strategy);
+ if (s->sort_spec)
+ yaz_sort_spec_to_type7(s->sort_spec, w);
+}
+