From edcd98b773561862586b5efef78b3972b63269f9 Mon Sep 17 00:00:00 2001
From: Bulat Gaifullin <gaifullinbf@gmail.com>
Date: Mon, 10 Aug 2020 22:45:35 +0300
Subject: [PATCH] Use flag HAVE_WRITEV

---
 test/ares-test-internal.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/ares-test-internal.cc b/test/ares-test-internal.cc
index e9a024492..96d4edece 100644
--- a/test/ares-test-internal.cc
+++ b/test/ares-test-internal.cc
@@ -578,7 +578,7 @@ const struct ares_socket_functions VirtualizeIO::default_functions = {
 #endif
   },
   [](ares_socket_t s, const struct iovec * vec, int len, void *) {
-#ifdef _WIN32
+#ifndef HAVE_WRITEV
     return ares_writev(s, vec, len);
 #else
     return :: writev(s, vec, len);