From f23abe8e707392347ad8311aadbd60db83f9cf14 Mon Sep 17 00:00:00 2001
From: Peter Thorson <github@zaphoyd.com>
Date: Sun, 2 Nov 2014 19:08:15 -0500
Subject: [PATCH] Fix bug in chrono config by boost_config

---
 websocketpp/config/boost_config.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/websocketpp/config/boost_config.hpp b/websocketpp/config/boost_config.hpp
index 0a0d2c9b6f..57671ccda4 100644
--- a/websocketpp/config/boost_config.hpp
+++ b/websocketpp/config/boost_config.hpp
@@ -41,7 +41,7 @@
     #define _WEBSOCKETPP_CPP11_FUNCTIONAL_
 #endif
 
-#ifndef BOOST_ASIO_HAS_STD_CHRONO
+#ifdef BOOST_ASIO_HAS_STD_CHRONO
     #define _WEBSOCKETPP_CPP11_CHRONO_
 #endif