7773 loader: should recognize illumos boot partition
Reviewed by: Juraj Lutter <juraj@lutter.sk>
Reviewed by: Robert Mustacchi <rm@joyent.com>
Approved by: Dan McDonald <danmcd@omniti.com>

5061 freebsd boot loader integration (loader project)
Reviewed by: Richard Lowe <richlowe@richlowe.net>
Reviewed by: Cody Mello <melloc@joyent.com>
Approved by: Robert Mustacchi <rm@joyent.com>