ref: a6517fb4984458d6f5ce4864a408c5057d15306d dir: /rc/bin/service/!tcp993/
#!/bin/rc exec tlssrv -c/sys/lib/ssl/cert.pem -limap4d -r`{cat $3/remote} /bin/upas/imap4d -p -r`{cat $3/remote}>[2]/sys/log/imap4d