1 files changed, 9 insertions, 5 deletions
diff --git a/doc/html/boost_asio/example/cpp11/timeouts/blocking_token_tcp_client.cpp b/doc/html/boost_asio/example/cpp11/timeouts/blocking_token_tcp_client.cpp
index e13b0b1779..56c9fcfcfb 100644
--- a/doc/html/boost_asio/example/cpp11/timeouts/blocking_token_tcp_client.cpp
+++ b/doc/html/boost_asio/example/cpp11/timeouts/blocking_token_tcp_client.cpp
@@ -2,7 +2,7 @@
 // blocking_token_tcp_client.cpp
 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 //
-// Copyright (c) 2003-2018 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+// Copyright (c) 2003-2019 Christopher M. Kohlhoff (chris at kohlhoff dot com)
 //
 // Distributed under the Boost Software License, Version 1.0. (See accompanying
 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
@@ -22,13 +22,17 @@
 
 using boost::asio::ip::tcp;
 
+// We will use our sockets only with an io_context.
+using tcp_socket = boost::asio::basic_stream_socket<
+    tcp, boost::asio::io_context::executor_type>;
+
 //----------------------------------------------------------------------
 
 // A custom completion token that makes asynchronous operations behave as
 // though they are blocking calls with a timeout.
 struct close_after
 {
-  close_after(std::chrono::steady_clock::duration t, tcp::socket& s)
+  close_after(std::chrono::steady_clock::duration t, tcp_socket& s)
     : timeout_(t), socket_(s)
   {
   }
@@ -37,7 +41,7 @@ struct close_after
   std::chrono::steady_clock::duration timeout_;
 
   // The socket to be closed if the operation does not complete in time.
-  tcp::socket& socket_;
+  tcp_socket& socket_;
 };
 
 namespace boost {
@@ -125,7 +129,7 @@ public:
 
 private:
   std::chrono::steady_clock::duration timeout_;
-  tcp::socket& socket_;
+  tcp_socket& socket_;
   boost::system::error_code error_;
   T t_;
 };
@@ -150,7 +154,7 @@ int main(int argc, char* argv[])
     // Resolve the host name and service to a list of endpoints.
     auto endpoints = tcp::resolver(io_context).resolve(argv[1], argv[2]);
 
-    tcp::socket socket(io_context);
+    tcp_socket socket(io_context);
 
     // Run an asynchronous connect operation with a timeout.
     boost::asio::async_connect(socket, endpoints,