exit [ n ]
       Exit the shell with the exit status specified by n;
       specified,  use  the exit status from the last com-
       An EOF condition will also cause the shell to exit,
       IGNORE EOF option is set.

       See   notes   at  the end of the section JOBS in in
       some possibly unexpected interactions of  the  exit
       jobs.

bye    Same as exit.

logout [ n ]
       Same  as exit, except that it only works in a login
