## Directory layout

    PREFIX
    |-- bin
    |   `-- zonecheck		# Command line
    |-- etc
    |   `-- zonecheck		# Configuration directory
    |      |-- zc.conf		#   Main configuration file
    |      |-- rootservers		#   List of the root servers (YAML file)
    |      |-- reverse.profile	#   Profile for checking reverse delegation
    |      |-- ...			#   ...
    |      `-- default.profile	#   Default set of rules to be used
    |-- libexec
    |   `--zonecheck
    |      |-- cgi-bin
    |      |   `-- zc.cgi		# CGI
    |      |-- html			# HTML directory (javascript, css, pics, ...)
    |      |   |-- en		#   English version
    |      |   |-- ...              #   ...
    |      |   `-- fr		#   French version
    |      |-- locale		# Localisation files
    |      |-- test			# test set
    |      |-- lib			# Extra libraries (Whois)
    |      `-- zc			# core component
    `-- share
        `-- doc
            `-- zonecheck		# Documentation