system "awk '/<=/{i++} END{print i, \"messages received by dest\"}' DIR/spool/log/servermainlog 1>&2";
system "ls DIR/spool/input 1>&2";
****
-sudo rm DIR/spool/log/mainlog DIR/spool/log/servermainlog
+sudo rm -f DIR/spool/log/mainlog DIR/spool/log/servermainlog
no_stdout_check
no_msglog_check