About This File
Aty init for Mac OS X 10.6/10.7!
For Lion install the kext ATI framebuffer,ATIsupport and ATI6000controller and ATY init (included on this file
And i think the same for Snow Leopard. This kext are from the 10.6.7 update for early 2011 imac.
For more info http://netkas.org/?p=798