NixOS/nixos — pull request #39 by MarcWeber (2012-10-07 16:05:06+00:00)
Title: making ati proprietary drivers work again

However SLIM is still broken and you have to create a
/usr/lib/dri/fglrx_dri.so symlink pointing to
/run/opengl-driver/lib/fglrx_dri.so

At least fgl_glxgears shows 10 times more frames per second now