$NetBSD: patch-ax,v 1.1 2014/06/15 20:48:50 jnemeth Exp $

--- sendmail/savemail.c.orig	2014-05-16 20:40:15.000000000 +0000
+++ sendmail/savemail.c
@@ -17,2 +17,6 @@ SM_RCSID("@(#)$Id: savemail.c,v 8.319 20
 
+#if NAMED_BIND
+extern struct __res_state sm_res;
+#endif
+
 static bool	errbody __P((MCI *, ENVELOPE *, char *));
@@ -594,4 +598,4 @@ returntosender(msg, returnq, flags, e)
 #if NAMED_BIND
-	_res.retry = TimeOuts.res_retry[RES_TO_FIRST];
-	_res.retrans = TimeOuts.res_retrans[RES_TO_FIRST];
+	sm_res.retry = TimeOuts.res_retry[RES_TO_FIRST];
+	sm_res.retrans = TimeOuts.res_retrans[RES_TO_FIRST];
 #endif /* NAMED_BIND */