anchor.diff: +import std;
  +
   backend default {
     .host = "<%= node['varnish']['backend_host'] %>";
     .port = "<%= node['varnish']['backend_port'] %>";
  
positive.code: }
  
  sub vcl_recv {
    # Remove all stats cookies:
    #
    # - Google Analytic cookies named __utm* (utma, utmb, etc)
  
negative.code:   }
  }
  
  sub vcl_fetch {
    # Don't cache error pages.
    #
  