Deletes either the message you are currently reading or the  message
  you just read and moves it to the WASTEBASKET folder.

  When you enter the EXIT or PURGE commands, your  WASTEBASKET  folder
  empties automatically.

  To recover a message accidentally deleted (while it is still in  the
  WASTEBASKET folder), SELECT the WASTEBASKET folder, READ the desired
  message, and MOVE it to another folder.

   Format:

       DELETE [message-number]

Additional information available:

ParametersQualifiersExamples

 message-number

  Deletes the message specified by its number instead of  the  current
  message.

Additional information available:

/ALL

 /ALL

 Deletes all the currently selected messages.  You
  select  a folder by entering the SELECT command followed by the name
  of the folder.  (See the SELECT command for more information.)

  1.   MAIL> DIRECTORY

                                                         MAIL
       #   From    Date             Subject

       1   MOON    11-APR-1985        Asteroids

          .
          .
          .

       5   MARK    11-APR-1985        The Yen
       6   MARK    11-APR-1985        The Buck

       MAIL> 5
       MAIL> DELETE
       MAIL> 6
       MAIL> DELETE
       MAIL> DIRECTORY

                                       MAIL
       # From Date  Subject

       1 MOON 11-APR-1985 Asteroids
          .
          .
          .
       5 (Deleted)
       6 (Deleted)


  This example shows how to delete two messages from the MAIL folder.