From: James Brown <roguelazer@roguelazer.com>
Date: Mon, 24 Jun 2019 06:15:02 +0000 (-0700)
Subject: c-ares: honor port numbers in CURLOPT_DNS_SERVERS
X-Git-Tag: curl-7_65_2~49
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=d331227cf0a0f4a1ae4b97081ed2fd2c55164489;p=curl

c-ares: honor port numbers in CURLOPT_DNS_SERVERS

By using ares_set_servers_ports_csv on new enough c-ares.

Fixes #4066
Closes #4067
---

diff --git a/lib/asyn-ares.c b/lib/asyn-ares.c
index 8561a4724..6b14aa698 100644
--- a/lib/asyn-ares.c
+++ b/lib/asyn-ares.c
@@ -734,7 +734,11 @@ CURLcode Curl_set_dns_servers(struct Curl_easy *data,
     return CURLE_OK;
 
 #if (ARES_VERSION >= 0x010704)
+#if (ARES_VERSION >= 0x010b00)
+  ares_result = ares_set_servers_ports_csv(data->state.resolver, servers);
+#else
   ares_result = ares_set_servers_csv(data->state.resolver, servers);
+#endif
   switch(ares_result) {
   case ARES_SUCCESS:
     result = CURLE_OK;