syntax:

  --chroot=...

  --config-dir=...
	Location of configuration directory (pdns.conf)
  --config-name=...
	Name of this virtual configuration - will rename the binary image
  --help
	Provide a helpful message
  --ignore-unknown-settings=...
	Configuration settings to ignore if they are unknown
  --no-config
	Don't parse configuration file
  --remote-address=...
	Remote address to query
  --remote-port=...
	Remote port to query
  --secret=...
	Secret needed to connect to remote PowerDNS
  --socket-dir=...
	Where the controlsocket will live, /var/run/pdns when unset and not chrooted

In addition, 'pdns_control help' can be used to retrieve a list
of available commands from PowerDNS