Pyglet: библиотека GL не найдена

Я попытался установить pyglet с помощью sudo python setup.py install и с помощью sudo apt-get install python-pyglet, но мне не удалось запустить простой скрипт. Я с Ubuntu 11.10 64-бит.

File "test.py", line 3, in <module>
window = pyglet.window.Window()
File "/usr/local/lib/python2.7/dist-packages/pyglet/__init__.py", line 306, in __getattr__
__import__(import_name)
File "/usr/local/lib/python2.7/dist-packages/pyglet/window/__init__.py", line 133, in <module>
from pyglet.gl import gl_info
File "/usr/local/lib/python2.7/dist-packages/pyglet/gl/__init__.py", line 99, in <module>
from pyglet.gl.lib import GLException
File "/usr/local/lib/python2.7/dist-packages/pyglet/gl/lib.py", line 143, in <module>
from pyglet.gl.lib_glx import link_GL, link_GLU, link_GLX
File "/usr/local/lib/python2.7/dist-packages/pyglet/gl/lib_glx.py", line 48, in <module>
gl_lib = pyglet.lib.load_library('GL')
File "/usr/local/lib/python2.7/dist-packages/pyglet/lib.py", line 122, in load_library
raise ImportError('Library "%s" not found.' % names[0])
ImportError: Library "GL" not found.