ref: 22f6a61b0c841b9a045f50eae7c331c25665d1a1 dir: /sys/src/9/boot/disk.proto/
$objtype bin 9660srv cfs cwfs64x disk cryptsetup edisk fdisk prep dossrv gefs hjfs rc lib local.rc 555 sys sys ../boot/local.rc bin fstype diskparts