ref: 3e6cf0be9b407c8ad8771ef9b587d9f1e83b661a
dir: /sys/lib/sysconfig/proto/9bootproto/
uid=sys gid=sys 386 d775 9bootfat 664 9boothyb 664 9bootiso 664 9bootpxe 664 efiboot.fat 664 bootia32.efi 664 bootx64.efi 664 mbr 664 pbs 664 cfg d775 plan9.ini 664