ref: 42484b6ef276f6c69b58712a19ffdfa3d64d1a21
dir: /sys/src/9/sgi/bootfs.proto/
$objtype bin awk auth secstore aux kbdfs bind cat 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