password

    OpenVMS usage:character string
    type:         string descriptor
    access:       read only
    mechanism:    by reference
    User-supplied password to be validated.

 uaf_record

    OpenVMS usage:buffer
    type:         vector_byte (unsigned)
    access:       read only
    mechanism:    by reference
    Address of buffer containing UAF record.

 pwd_number

    OpenVMS usage:value
    type:         longword (unsigned)
    access:       read only
    mechanism:    by value
    Password number, 0 (primary) or 1 (secondary).