anchor.diff:       {timetrap,{seconds,60}}].
   
   all() -> 
  -    [{group, dbg}
  +    [{group, dbg},
  +     {group, circ_buf}
       ].
   
   groups() ->
  
positive.code:     stop_and_fail_if_unhandled_dbg_msgs(Ref, [C,D], Pid).
  
  %%--------------------------------------------------------------------
  %%--------------------------------------------------------------------
  %%--------------------------------------------------------------------
  
  
negative.code:                 dbg_alg_terminate,
                  dbg_ssh_messages,
                  dbg_connections,
                  dbg_channels]},
       {circ_buf, [], [cb_basic,
                       cb_print,
                       cb_macros_print
                      ]}
      ].
  
  %%--------------------------------------------------------------------
  