Is xnu kernel source available for MacOS ( 10.12 beta )

Folks, Wondering if any beta version of MacOS 10.12’s xnu kernel been open sourced yet or not ? TIA, Prokash _______________________________________________ Do not post admin requests to the list. They will be ignored. Darwin-kernel mailing list (Darwin-kernel@lists.apple.com) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/darwin-kernel/site_archiver%40lists.... This email sent to site_archiver@lists.apple.com