-1999-03-02 09:44:33 exim x.yz daemon started: pid=pppp, no queue runs, listening for SMTP on port PORT_D (IPv6 and IPv4)
-1999-03-02 09:44:33 exim x.yz daemon started: pid=pppp, no queue runs, listening for SMTP on port PORT_D (IPv4)
+1999-03-02 09:44:33 exim x.yz daemon started: pid=p1234, no queue runs, listening for SMTP on port PORT_D (IPv6 and IPv4)
+1999-03-02 09:44:33 exim x.yz daemon started: pid=p1235, no queue runs, listening for SMTP on port PORT_D (IPv4)