<code>
subject /usr/lib/nullmailer/smtp
        /                                       h
        /etc/resolv.conf                        r
        /dev/log                                rw
        /etc/nsswitch.conf                      r
        connect 0.0.0.0/0:25                    stream tcp
        connect 0.0.0.0/0:53                    dgram  udp

subject /usr/sbin/nullmailer-queue
        /                                       h
        /etc/nsswitch.conf                      r
        /etc/nullmailer                         rx
        /etc/ld.so.cache                        r
        /usr/lib/nullmailer                     rx
        /var/spool/nullmailer/queue             rlcwxd
        /var/spool/nullmailer/trigger           rlcwxd
        /var/spool/nullmailer/tmp               rlcwxd

subject /usr/sbin/nullmailer-send
        /                                       h
        /etc/nsswitch.conf                      r
        /etc/nullmailer                         rx
        /etc/ld.so.cache                        r
        /var/spool/nullmailer/queue             rlcwxd
        /var/spool/nullmailer/trigger           rlcwxd
        /var/spool/nullmailer/tmp               rlcwxd
</code>