adns_reverse_submit function for easy in-addr queries.

[adns] / src / adns.h

diff --git a/src/adns.h b/src/adns.h
index cb2d671..29d7ede 100644 (file)
--- a/src/adns.h
+++ b/src/adns.h
@@ -496,7 +496,9 @@ int adns_submit_reverse(adns_state ads,
                        adns_queryflags flags,
                        void *context,
                        adns_query *query_r);
-/* type must be _r_ptr or _r_ptr_raw.  _qf_search is ignored. */
+/* type must be _r_ptr or _r_ptr_raw.  _qf_search is ignored.
+ * addr->sa_family must be AF_INET or you get ENOSYS.
+ */
 
 void adns_finish(adns_state ads);
 /* You may call this even if you have queries outstanding;