ref: 7f2599254a29c956ac3cdbfc28792a8290312c13
dir: /sys/src/9/boot/bootfs.proto/
$objtype bin 9660srv awk auth secstore aux kbdfs wpa bind cat cfs chmod cryptsetup dd disk edisk fdisk prep dossrv echo cwfs64x grep ip ipconfig ls mkdir mntgen mount mv ndb dnsgetip hjfs rc rm sed sleep srv test unmount nusb usbd ether 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 lib firmware +