+sort_create_writer (const struct subcase *ordering,
+ const struct caseproto *proto)
+{
+ return sort_distinct_create_writer (ordering, proto, NULL, NULL, NULL);
+}
+
+struct casewriter *
+sort_distinct_create_writer (const struct subcase *ordering,
+ const struct caseproto *proto,
+ sort_distinct_combine_func *combine,
+ sort_distinct_destroy_func *destroy,
+ void *aux)