anchor.diff:    '~^Java\/'             1; # Library Default
     '~^tiles$'             1; # Library Default
     '~^okhttp\/'           1; # Library Default
  -  '~^Microsoft-ATL-Native\/' 1; #Library Default
  +  '~^Microsoft-ATL-Native\/' 1; # Library Default
     '/n software IPWorks HTTP/S Component - www.nsoftware.com' 1; #Library default
  -  '~^Wget\/'             1; #Library Default
  +  '~^Wget\/'             1; # Library Default
     'C# TilesDownloader'   1; # Downloader
     'MapDownloader'        1; # Downloader
     '~^staticmaps'         1; # Downloader
  
positive.code:       proxy_cache_min_uses 4;
  
        add_header x-cache-status $upstream_cache_status;
  <% end -%>
  
        # Set a QoS cookie if none presented (uses nginx Map)
  
negative.code:   '~^osmMozilla\/5\.0\ ' $http_pragma; # Pass Header
  }
  
  # Find Browser User-Agents which are not sending a referer.
  # Browsers with no referer could be due to Browser extension or website Referrer-Policy
  map $http_referer$scheme$http_user_agent $deny_missing_referer {
    default                             0; # Not denied
    '~^httpsMozilla\/5\.0\ \(X11'       1;
    '~^httpsMozilla\/5\.0\ \(Windows'   1;
    '~^httpsMozilla\/5\.0\ \(iPhone'    1;
    '~^httpsMozilla\/5\.0\ \(Macintosh' 1;
    '~^httpsMozilla\/5\.0\ \(Linux'     1;
  }
  
  server {
      # IPv4
      listen       80 deferred backlog=16384 reuseport fastopen=2048 default_server;
  