old_contents: ##############################################################################
  # Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
  # Produced at the Lawrence Livermore National Laboratory.
  #
  # This file is part of Spack.
  # Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
  # LLNL-CODE-647188
  #
  # For details, see https://github.com/llnl/spack
  # Please also see the LICENSE file for our notice and the LGPL.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU Lesser General Public License (as
  # published by the Free Software Foundation) version 2.1, February 1999.
  #
  # This program 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 terms and
  # conditions of 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, write to the Free Software
  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  ##############################################################################
  from spack import *
  
  
  class Libxrender(AutotoolsPackage):
      """libXrender - library for the Render Extension to the X11 protocol."""
  
      homepage = "http://cgit.freedesktop.org/xorg/lib/libXrender"
      url      = "https://www.x.org/archive/individual/lib/libXrender-0.9.9.tar.gz"
  
      version('0.9.9', '0c797c4f2a7b782896bc223e6dac4333')
  
      depends_on('libx11@1.6:')
  
      depends_on('renderproto@0.9:', type='build')
      depends_on('pkg-config@0.9.0:', type='build')
      depends_on('util-macros', type='build')
  
new_contents: ##############################################################################
  # Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
  # Produced at the Lawrence Livermore National Laboratory.
  #
  # This file is part of Spack.
  # Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
  # LLNL-CODE-647188
  #
  # For details, see https://github.com/llnl/spack
  # Please also see the LICENSE file for our notice and the LGPL.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU Lesser General Public License (as
  # published by the Free Software Foundation) version 2.1, February 1999.
  #
  # This program 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 terms and
  # conditions of 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, write to the Free Software
  # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  ##############################################################################
  from spack import *
  
  
  class Libxrender(AutotoolsPackage):
      """libXrender - library for the Render Extension to the X11 protocol."""
  
      homepage = "http://cgit.freedesktop.org/xorg/lib/libXrender"
      url      = "https://www.x.org/archive/individual/lib/libXrender-0.9.10.tar.gz"
  
      version('0.9.10', '98a14fc11aee08b4a1769426ab4b23a3')
      version('0.9.9',  '0c797c4f2a7b782896bc223e6dac4333')
  
      depends_on('libx11@1.6:')
  
      depends_on('renderproto@0.9:', type='build')
      depends_on('pkg-config@0.9.0:', type='build')
      depends_on('util-macros', type='build')
  
subject: Add latest version of libxrender (#4013)