ref: c8a7747659c6b8aa4989cfcccf518cbe18d9182d dir: /rc/bin/service/tcp993/
#!/bin/rc exec tlssrv -c/sys/lib/ssl/cert.pem -limap4d -r`{cat $3/remote} /bin/ip/imap4d -p -r`{cat $3/remote}>[2]/sys/log/imap4d