ref: a1bf4381dd5ddd1e84658c90c18b64e8f0bf55f2 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