Q: How to clean /tmp/ folder contents on shutdown?

1. Read General Notes

2. sudo cp /etc/init.d/sysklogd /etc/init.d/sysklogd_backup
   sudo gedit /etc/init.d/sysklogd

3. Find this section

   ...
     stop)
       log_begin_msg "Stopping system log daemon..."
       start-stop-daemon --stop --quiet --oknodo --exec $binpath --pidfile $pidfile
       log_end_msg $?
   ...

4. Add the following line below it

       rm -fr /tmp/* /tmp/.??*

5. Save the edited file (sample)