ref: 1e821d82f2d1a2e08e0094b76c91c0de80b0b973
dir: /sys/src/9/sgi/bootfs.proto/
$objtype bin awk auth secstore aux kbdfs bind cat chmod dd echo grep ip ipconfig ls mkdir mntgen mount mv ndb dnsgetip ps rc rm sed sleep srv test unmount xd rc lib rcmain net.rc 555 sys sys ../boot/net.rc bin bootrc 555 sys sys ../boot/bootrc tmp