From 738ba077fa11ce1ad9d80f61913730dc2067b9d1 Mon Sep 17 00:00:00 2001
From: Vinnie Falco <vinnie.falco@gmail.com>
Date: Fri, 3 May 2013 11:47:16 -0700
Subject: [PATCH] Add include for boost versions >=1.53

---
 src/cpp/websocketpp/src/messages/data.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/cpp/websocketpp/src/messages/data.hpp b/src/cpp/websocketpp/src/messages/data.hpp
index 2aa50455b5..b593791839 100644
--- a/src/cpp/websocketpp/src/messages/data.hpp
+++ b/src/cpp/websocketpp/src/messages/data.hpp
@@ -36,6 +36,10 @@
 #include <boost/enable_shared_from_this.hpp>
 #include <boost/function.hpp>
 #include <boost/intrusive_ptr.hpp>
+#include <boost/version.hpp>
+#if BOOST_VERSION >= 105300 // 1.53.00
+#include <boost/thread/lock_guard.hpp>
+#endif
 #include <boost/thread/mutex.hpp>
 #include <boost/thread/recursive_mutex.hpp>
 #include <boost/utility.hpp>