No Medium Found, 5.1

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# Strange and Interesting System Calls
ENOMEDIUM, No medium found

> Copying a CD was the origin of the title of this talk.
>     $ dd if=/dev/cdrom of=fubar.iso
>     dd: opening "/dev/cdrom": No medium found
>     $
> Of course, you can't find a psychic medium. But why are you telling me?
>     open(pathname = "/dev/cdrom", flags = O_RDONLY) failed, No medium found (123,
>     ENOMEDIUM) because there does not appear to be a disc in the CD-ROM drive
This is more informative. It also groks floppy disks, etc.