From dad70f2c536d85778d66f46b98bc03914bf1db07 Mon Sep 17 00:00:00 2001
From: Peter van Dijk <peter.van.dijk@netherlabs.nl>
Date: Tue, 19 Aug 2014 18:33:31 +0200
Subject: [PATCH] skip TCP_DEFER_ACCEPT on platforms that do not have it (like
 FreeBSD); fixes #1658

---
 pdns/dnsdist.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pdns/dnsdist.cc b/pdns/dnsdist.cc
index 40a063790..e1e9c6c52 100644
--- a/pdns/dnsdist.cc
+++ b/pdns/dnsdist.cc
@@ -533,7 +533,9 @@ try
     cs->tcpFD = SSocket(cs->local.sin4.sin_family, SOCK_STREAM, 0);
 
     SSetsockopt(cs->tcpFD, SOL_SOCKET, SO_REUSEADDR, 1);
+#ifdef TCP_DEFER_ACCEPT
     SSetsockopt(cs->tcpFD, SOL_TCP,TCP_DEFER_ACCEPT, 1);
+#endif
     if(cs->local.sin4.sin_family == AF_INET6) {
       SSetsockopt(cs->tcpFD, IPPROTO_IPV6, IPV6_V6ONLY, 1);
     }
-- 
2.49.0