ref: 1769b00b9126d2a9fb6e4acc9dc5a37dc4c96716
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