Index: uspace/lib/cpp/include/__bits/result_of.hpp
===================================================================
--- uspace/lib/cpp/include/__bits/result_of.hpp	(revision a95e75eda4afa62a2dbfe5e23e56845371dbd503)
+++ 	(revision )
@@ -1,61 +1,0 @@
-/*
- * Copyright (c) 2018 Jaroslav Jindrak
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * - Redistributions of source code must retain the above copyright
- *   notice, this list of conditions and the following disclaimer.
- * - Redistributions in binary form must reproduce the above copyright
- *   notice, this list of conditions and the following disclaimer in the
- *   documentation and/or other materials provided with the distribution.
- * - The name of the author may not be used to endorse or promote products
- *   derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef LIBCPP_BITS_RESULT_OF
-#define LIBCPP_BITS_RESULT_OF
-
-/**
- * TODO: We have two implementations and I can't remember which
- *       one is the correnct one, investigate!
- */
-#include <__bits/invoke.hpp>
-
-namespace std
-{
-    /**
-     * Note: This doesn't work, C++14 standard allows for F
-     *       to be any complete type, our implementation
-     *       currently works like the C++11 version where
-     *       F has to be callable.
-     * TODO: Fix this.
-     */
-
-    template<class>
-    struct result_of;
-
-    template<class F, class... Args>
-    class result_of<F(Args...)>: aux::type_is<
-        decltype(aux::invoke(declval<F>(), declval<ArgTypes>()...))
-    >
-    { /* DUMMY BODY */ };
-
-    template<class T>
-    using result_of_t = typename result_of<T>::type;
-}
-
-#endif