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diff --git a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mutex.hpp b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mutex.hpp
deleted file mode 100644
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--- a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/mutex.hpp
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@@ -1,167 +0,0 @@
-/*
- 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_MUTEX_HPP_INCLUDED__
-#define __ZMQ_MUTEX_HPP_INCLUDED__
-
-#include "platform.hpp"
-#include "err.hpp"
-
-// Mutex class encapsulates OS mutex in a platform-independent way.
-
-#ifdef ZMQ_HAVE_WINDOWS
-
-#include "windows.hpp"
-
-namespace zmq
-{
-
- class mutex_t
- {
- public:
- inline mutex_t ()
- {
- InitializeCriticalSection (&cs);
- }
-
- inline ~mutex_t ()
- {
- DeleteCriticalSection (&cs);
- }
-
- inline void lock ()
- {
- EnterCriticalSection (&cs);
- }
-
- inline bool try_lock ()
- {
- return (TryEnterCriticalSection (&cs)) ? true : false;
- }
-
- inline void unlock ()
- {
- LeaveCriticalSection (&cs);
- }
-
- private:
-
- CRITICAL_SECTION cs;
-
- // Disable copy construction and assignment.
- mutex_t (const mutex_t&);
- void operator = (const mutex_t&);
- };
-
-}
-
-#else
-
-#include <pthread.h>
-
-namespace zmq
-{
-
- class mutex_t
- {
- public:
- inline mutex_t ()
- {
- int rc = pthread_mutex_init (&mutex, NULL);
- posix_assert (rc);
- }
-
- inline ~mutex_t ()
- {
- int rc = pthread_mutex_destroy (&mutex);
- posix_assert (rc);
- }
-
- inline void lock ()
- {
- int rc = pthread_mutex_lock (&mutex);
- posix_assert (rc);
- }
-
- inline bool try_lock ()
- {
- int rc = pthread_mutex_trylock (&mutex);
- if (rc == EBUSY)
- return false;
-
- posix_assert (rc);
- return true;
- }
-
- inline void unlock ()
- {
- int rc = pthread_mutex_unlock (&mutex);
- posix_assert (rc);
- }
-
- private:
-
- pthread_mutex_t mutex;
-
- // Disable copy construction and assignment.
- mutex_t (const mutex_t&);
- const mutex_t &operator = (const mutex_t&);
- };
-
-}
-
-#endif
-
-
-namespace zmq
-{
- struct scoped_lock_t
- {
- scoped_lock_t (mutex_t& mutex_)
- : mutex (mutex_)
- {
- mutex.lock ();
- }
-
- ~scoped_lock_t ()
- {
- mutex.unlock ();
- }
-
- private:
-
- mutex_t& mutex;
-
- // Disable copy construction and assignment.
- scoped_lock_t (const scoped_lock_t&);
- const scoped_lock_t &operator = (const scoped_lock_t&);
- };
-}
-
-#endif