From 79147096f738603ea6006412388c0d103494e9bd Mon Sep 17 00:00:00 2001
From: florian <florian@openbsd.org>
Date: Sat, 12 Mar 2022 14:35:29 +0000
Subject: [PATCH] Probe for DNS64 presence with an absolute name so that asr
 doesn't add search domains and retry.

---
 sbin/unwind/resolver.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sbin/unwind/resolver.c b/sbin/unwind/resolver.c
index 79e7b9bde91..74ff6f771df 100644
--- a/sbin/unwind/resolver.c
+++ b/sbin/unwind/resolver.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: resolver.c,v 1.154 2021/12/18 10:34:19 florian Exp $	*/
+/*	$OpenBSD: resolver.c,v 1.155 2022/03/12 14:35:29 florian Exp $	*/
 
 
 /*
@@ -2249,7 +2249,7 @@ check_dns64(void)
 	}
 
 	if ((asr_ctx = asr_resolver_from_string(resolv_conf)) != NULL) {
-		if ((aq = res_query_async("ipv4only.arpa", LDNS_RR_CLASS_IN,
+		if ((aq = res_query_async("ipv4only.arpa.", LDNS_RR_CLASS_IN,
 		    LDNS_RR_TYPE_AAAA, asr_ctx)) == NULL) {
 			log_warn("%s: res_query_async", __func__);
 			asr_resolver_free(asr_ctx);
-- 
2.20.1