CD-ROM is in ISO 9660 format
System id: OpenBSD
Volume id: OpenBSD/amd64   5.7 boot-only CD
Volume set id: 
Publisher id: Copyright (c) 2015 Theo de Raadt, The OpenBSD project
Data preparer id: Theo de Raadt <deraadt@openbsd.org>
Application id: OpenBSD 5.7 amd64 bootonly CD
Copyright File id: 
Abstract File id: 
Bibliographic File id: 
Volume set size is: 1
Volume set sequence number is: 1
Logical block size is: 2048
Volume size is: 3778
El Torito VD version 1 found, boot catalog is in sector 30
NO Joliet present

SUSP signatures version 1 found
Rock Ridge signatures version 1 found
Rock Ridge id 'RRIP_1991A'
Eltorito validation header:
    Hid 1
    Arch 0 (x86)
    ID 'Copyright (c) 2015 Theo'
    Cksum FF D7 OK
    Key 55 AA
    Eltorito defaultboot header:
        Bootid 88 (bootable)
        Boot media 0 (No Emulation Boot)
        Load segment 0
        Sys type 0
        Nsect 4
        Bootoff EBE 3774
