$OpenBSD: patch-src_c-ares_ares_gethostbyaddr_c,v 1.1 2006/09/22 03:42:57 pvalchev Exp $
--- src/c-ares/ares_gethostbyaddr.c.orig	Sun Aug  6 07:58:38 2006
+++ src/c-ares/ares_gethostbyaddr.c	Sun Aug  6 07:58:49 2006
@@ -23,7 +23,9 @@
 #include <netinet/in.h>
 #include <netdb.h>
 #include <arpa/nameser.h>
+#ifdef HAVE_ARPA_NAMESER_COMPAT_H
 #include <arpa/nameser_compat.h>
+#endif
 #endif
 
 #include <stdio.h>