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diff --git a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/thread.hpp b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/thread.hpp
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+++ b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/thread.hpp
@@ -0,0 +1,91 @@
+/*
+    Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file
+
+    This file is part of libzmq, the ZeroMQ core engine in C++.
+
+    libzmq is free software; you can redistribute it and/or modify it under
+    the terms of the GNU Lesser General Public License (LGPL) as published
+    by the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    As a special exception, the Contributors give you permission to link
+    this library with independent modules to produce an executable,
+    regardless of the license terms of these independent modules, and to
+    copy and distribute the resulting executable under terms of your choice,
+    provided that you also meet, for each linked independent module, the
+    terms and conditions of the license of that module. An independent
+    module is a module which is not derived from or based on this library.
+    If you modify this library, you must extend this exception to your
+    version of the library.
+
+    libzmq is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
+    License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __ZMQ_THREAD_HPP_INCLUDED__
+#define __ZMQ_THREAD_HPP_INCLUDED__
+
+#include "platform.hpp"
+
+#ifdef ZMQ_HAVE_WINDOWS
+#include "windows.hpp"
+#else
+#include <pthread.h>
+#endif
+
+namespace zmq
+{
+
+    typedef void (thread_fn) (void*);
+
+    //  Class encapsulating OS thread. Thread initiation/termination is done
+    //  using special functions rather than in constructor/destructor so that
+    //  thread isn't created during object construction by accident, causing
+    //  newly created thread to access half-initialised object. Same applies
+    //  to the destruction process: Thread should be terminated before object
+    //  destruction begins, otherwise it can access half-destructed object.
+
+    class thread_t
+    {
+    public:
+
+        inline thread_t ()
+        {
+        }
+
+        //  Creates OS thread. 'tfn' is main thread function. It'll be passed
+        //  'arg' as an argument.
+        void start (thread_fn *tfn_, void *arg_);
+
+        //  Waits for thread termination.
+        void stop ();
+
+        // Sets the thread scheduling parameters. Only implemented for
+        // pthread. Has no effect on other platforms.
+        void setSchedulingParameters(int priority_, int schedulingPolicy_);
+
+        //  These are internal members. They should be private, however then
+        //  they would not be accessible from the main C routine of the thread.
+        thread_fn *tfn;
+        void *arg;
+
+    private:
+
+#ifdef ZMQ_HAVE_WINDOWS
+        HANDLE descriptor;
+#else
+        pthread_t descriptor;
+#endif
+
+        thread_t (const thread_t&);
+        const thread_t &operator = (const thread_t&);
+    };
+
+}
+
+#endif