From 9cb4e3d1cafc5271978715e0ccacdc0829f5ddd8 Mon Sep 17 00:00:00 2001
From: arvidn <arvid@libtorrent.org>
Date: Sun, 6 Sep 2015 20:53:06 -0400
Subject: [PATCH] forward-port supports_ipv6() fix for linux from RC_1_0 (and
 fix bug in it)

---
 src/broadcast_socket.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/broadcast_socket.cpp b/src/broadcast_socket.cpp
index ccb90a57e..3fd611b01 100644
--- a/src/broadcast_socket.cpp
+++ b/src/broadcast_socket.cpp
@@ -148,11 +148,19 @@ namespace libtorrent
 	bool supports_ipv6()
 	{
 #if TORRENT_USE_IPV6
+#ifdef TORRENT_WINDOWS
 		TORRENT_TRY {
 			error_code ec;
 			address::from_string("::1", ec);
 			return !ec;
 		} TORRENT_CATCH(std::exception&) { return false; }
+#else
+		io_service ios;
+		tcp::socket test(ios);
+		error_code ec;
+		test.open(tcp::v6(), ec);
+		return !bool(ec);
+#endif // WINDOWS
 #else
 		return false;
 #endif