anchor.diff:  # only one. If this is commented out, tinyproxy will bind to all
   # interfaces present.
   #
  -<%- if @listen -%>
  +<%- if @listen.nil? -%>
  +#Listen 192.168.0.1
  +<%- else -%>
   Listen <%= @listen %>
   <%- end -%>
   
  
positive.code: # BindSame: If enabled, tinyproxy will bind the outgoing connection to the
  # ip address of the incoming connection.
  #
  <%- if @bind_same -%>
  BindSame <%= @bind_same %>
  <%- end -%>
  
  
negative.code: #   /usr/share/tinyproxy
  #   /etc/tinyproxy
  #
  <%- if @error_files.nil? -%>
  #ErrorFile 404 "/usr/share/tinyproxy/404.html"
  #ErrorFile 400 "/usr/share/tinyproxy/400.html"
  #ErrorFile 503 "/usr/share/tinyproxy/503.html"
  #ErrorFile 403 "/usr/share/tinyproxy/403.html"
  #ErrorFile 408 "/usr/share/tinyproxy/408.html"
  <%- else
        @error_files.each_pair do |number, location| -%>
  ErrorFile <%= number %> "<%= location %>"
  <%-   end
      end -%>
  
  #
  # DefaultErrorFile: The HTML file that gets sent if there is no
  