ref: 3cdaf6ea5f649e9b89608d7fbd2ddb0e5cb52af4
dir: /sys/src/9/port/bootfs.proto/
$objtype bin 9660srv awk aux kbdfs bind cat cfs cryptsetup dd disk fdisk kfs prep dossrv echo cwfs64x grep ip ipconfig ls mkdir mntgen mount mv hjfs rc rm sed sleep srv test unmount nusb usbd disk kb xd rc lib rcmain local.rc 555 sys sys ../boot/local.rc net.rc 555 sys sys ../boot/net.rc bin fstype diskparts nusbrc 555 sys sys ../boot/nusbrc bootrc 555 sys sys ../boot/bootrc tmp