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diff --git a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/trie.hpp b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/trie.hpp
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--- a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/trie.hpp
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@@ -1,86 +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_TRIE_HPP_INCLUDED__
-#define __ZMQ_TRIE_HPP_INCLUDED__
-
-#include <stddef.h>
-
-#include "stdint.hpp"
-
-namespace zmq
-{
-
- class trie_t
- {
- public:
-
- trie_t ();
- ~trie_t ();
-
- // Add key to the trie. Returns true if this is a new item in the trie
- // rather than a duplicate.
- bool add (unsigned char *prefix_, size_t size_);
-
- // Remove key from the trie. Returns true if the item is actually
- // removed from the trie.
- bool rm (unsigned char *prefix_, size_t size_);
-
- // Check whether particular key is in the trie.
- bool check (unsigned char *data_, size_t size_);
-
- // Apply the function supplied to each subscription in the trie.
- void apply (void (*func_) (unsigned char *data_, size_t size_,
- void *arg_), void *arg_);
-
- private:
-
- void apply_helper (
- unsigned char **buff_, size_t buffsize_, size_t maxbuffsize_,
- void (*func_) (unsigned char *data_, size_t size_, void *arg_),
- void *arg_);
- bool is_redundant () const;
-
- uint32_t refcnt;
- unsigned char min;
- unsigned short count;
- unsigned short live_nodes;
- union {
- class trie_t *node;
- class trie_t **table;
- } next;
-
- trie_t (const trie_t&);
- const trie_t &operator = (const trie_t&);
- };
-
-}
-
-#endif
-