From d52f1884be4d1204b8f2392bf3f8e995b6a02389 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Thu, 29 Jan 2004 11:23:36 +0000
Subject: Dirk Manske fixed a flaw in the setting of the socket to non-blocking

---
 ares_process.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'ares_process.c')

diff --git a/ares_process.c b/ares_process.c
index ee9623a..b90049e 100644
--- a/ares_process.c
+++ b/ares_process.c
@@ -464,12 +464,14 @@ static int open_tcp_socket(ares_channel channel, struct server_state *server)
   flags = 1;
   ioctlsocket(s, FIONBIO, &flags);
 #else
-  if (fcntl(s, F_GETFL, &flags) == -1)
+  flags = fcntl(s, F_GETFL, 0);
+
+  if (flags == -1)
     {
       close(s);
       return -1;
     }
-  flags &= O_NONBLOCK;
+  flags |= O_NONBLOCK;
   if (fcntl(s, F_SETFL, flags) == -1)
     {
       close(s);
-- 
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