/FLAGS=(flag[,...])

    Change the usage flags associated with the account. The
    recognized flags are as follows:

    DISMAIL        User is not allowed to receive new mail messages.
    DISUSER        User is not allowed to access their account.
    LOCKPWD        User is not allowed to change their password.
    MANAGE         User is allowed to manage popstore accounts.
    MIGRATED       Internal flag used by the PMDF migration
                   utilities.
    PWD_           Password information is stored outside of the
    ELSEWHERE      popstore.
    NODISMAIL      User is allowed to receive new mail messages.
    NODISUSER      User is allowed to access their account.
    NOLOCKPWD      User is allowed to change their password.
    NOMANAGE       User is not allowed to manage popstore accounts.
    NOMIGRATED     Internal flag used by the PMDF migration
                   utilities.
    NOPWD_         Password information is stored within the
    ELSEWHERE      popstore.