==============================================================================&#xA;libc++ License&#xA;==============================================================================&#xA;&#xA;The libc++ library is dual licensed under both the University of Illinois&#xA;&#34;BSD-Like&#34; license and the MIT license.  As a user of this code you may choose&#xA;to use it under either license.  As a contributor, you agree to allow your code&#xA;to be used under both.&#xA;&#xA;Full text of the relevant licenses is included below.&#xA;&#xA;==============================================================================&#xA;&#xA;University of Illinois/NCSA&#xA;Open Source License&#xA;&#xA;Copyright (c) 2009-2017 by the contributors listed in CREDITS.TXT&#xA;&#xA;All rights reserved.&#xA;&#xA;Developed by:&#xA;&#xA;    LLVM Team&#xA;&#xA;    University of Illinois at Urbana-Champaign&#xA;&#xA;    http://llvm.org&#xA;&#xA;Permission is hereby granted, free of charge, to any person obtaining a copy of&#xA;this software and associated documentation files (the &#34;Software&#34;), to deal with&#xA;the Software without restriction, including without limitation the rights to&#xA;use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies&#xA;of the Software, and to permit persons to whom the Software is furnished to do&#xA;so, subject to the following conditions:&#xA;&#xA;    * Redistributions of source code must retain the above copyright notice,&#xA;      this list of conditions and the following disclaimers.&#xA;&#xA;    * Redistributions in binary form must reproduce the above copyright notice,&#xA;      this list of conditions and the following disclaimers in the&#xA;      documentation and/or other materials provided with the distribution.&#xA;&#xA;    * Neither the names of the LLVM Team, University of Illinois at&#xA;      Urbana-Champaign, nor the names of its contributors may be used to&#xA;      endorse or promote products derived from this Software without specific&#xA;      prior written permission.&#xA;&#xA;THE SOFTWARE IS PROVIDED &#34;AS IS&#34;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR&#xA;IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS&#xA;FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE&#xA;CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER&#xA;LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,&#xA;OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE&#xA;SOFTWARE.&#xA;&#xA;==============================================================================&#xA;&#xA;Copyright (c) 2009-2014 by the contributors listed in CREDITS.TXT&#xA;&#xA;Permission is hereby granted, free of charge, to any person obtaining a copy&#xA;of this software and associated documentation files (the &#34;Software&#34;), to deal&#xA;in the Software without restriction, including without limitation the rights&#xA;to use, copy, modify, merge, publish, distribute, sublicense, and/or sell&#xA;copies of the Software, and to permit persons to whom the Software is&#xA;furnished to do so, subject to the following conditions:&#xA;&#xA;The above copyright notice and this permission notice shall be included in&#xA;all copies or substantial portions of the Software.&#xA;&#xA;THE SOFTWARE IS PROVIDED &#34;AS IS&#34;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR&#xA;IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,&#xA;FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE&#xA;AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER&#xA;LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,&#xA;OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN&#xA;THE SOFTWARE.&#xA;