ref: a6ccb66d9c0748d44cd622d6a700d1ad6447cada dir: /rc/bin/service/!tcp995/
#!/bin/rc exec tlssrv -lpop3 -c/sys/lib/ssl/cert.pem -r`{cat $3/remote} /bin/upas/pop3 -p -r`{cat $3/remote} >[2]/sys/log/pop3