+ * Ignore CNAME(s) in answer after RR(s) (and test).
+
+ Other bugfixes and improvements:
+ * adns_s_systemfail is in table of errors (for eg adns_strerror).
+ * Do not ship config.cache, Makefile, etc.
+ * Improvements to install instructions, TODO, etc.
+ * Regression tests compile on systems without poll(2).
+ * Do not install adnstest_s.
+ * _submit returns ENOSYS, not adns_s_unknownquery; documented, tested.
+ * <adns.h> includes <sys/types.h>, <sys/time.h>, <unistd.h>.