virglrenderer is under MIT license and derived from mesa in many parts.

Copyright (C) 2004  Roland Scheidegger
Copyright 2006-2014 VMware, Inc.
Copyright 2008 Dennis Smit
Copyright 2009 Marek Olšák <maraeo@gmail.com>
Copyright 2009 Younes Manton.
Copyright 2010 Luca Barbieri
Copyright 2011 LunarG, Inc.
Copyright 2011-2016 Red Hat Inc.
All Rights Reserved.

Permission is hereby granted, free of charge, to any person obtaining a
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src/gallium/auxiliary/util/u_atomic.h

No copyright claimed on this file.

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src/gallium/include/c11/threads.h

(C) Copyright yohhoy 2012.
Distributed under the Boost Software License, Version 1.0.

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src/iov.c

Copyright (C) 2002 Michael Ringgaard. All rights reserved.

Redistribution and use in source and binary forms, with or without
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1. Redistributions of source code must retain the above copyright
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   notice, this list of conditions and the following disclaimer in the
   documentation and/or other materials provided with the distribution.
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   without specific prior written permission.

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