[patch] Fix IPv6 check on FreeBSD by including netinet/in.h

[Bruce Cran <bruce@cran.org.uk>]

I noticed IPv6 support was being disabled on FreeBSD; it seems the 
configure script needs netinet/in.h so in6_addr is known.

-- 
Bruce

 From 21fc22b5f510d8dc93a9b200f3787a7aa6638d35 Mon Sep 17 00:00:00 2001
From: Bruce Cran <bruce@cran.org.uk>
Date: Thu, 13 Feb 2014 04:53:36 +0000
Subject: [PATCH] According to POSIX, in6_addr requires netinet/in.h

---
  configure | 1 +
  1 file changed, 1 insertion(+)

diff --git a/configure b/configure
index 78a6ccb..89405cd 100755
--- a/configure
+++ b/configure
@@ -1098,6 +1098,7 @@ ipv6="no"
  cat > $TMPC << EOF
  #include <sys/types.h>
  #include <sys/socket.h>
+#include <netinet/in.h>
  #include <netdb.h>
  #include <stdio.h>
  int main(int argc, char **argv)
--
1.8.4.3