default: defname
    Facility: EFI$CP, The OpenVMS EFI Partition Control Program
    Explanation: This is the default specification for a particular
    command. This specification is combined with the file
    specification to produce the target specification.
    User Action: This message is typically a secondary error and
    associated with a primary error message. This message is intended
    to provide additional information useful in the resolution of the
    primary error.