The source for Darwin is available online here, but there's not a good way to browse and search the code. Until now. Enter the OpenGrok source browser for Darwin. It's friggin' sweet and "wicked fast".
My name is Greg Miller and I'm a software engineer at Google. Here's my silly little blog about misc. Unix stuff, Mac Stuff, and stuff about me. Moof! You can email me at $(echo tert.havkwhaxvr@arg | tr a-z@. n-za-m.@)