anchor.diff:    ###### interface
   
     options = {
  -  
  +
       services.flashpolicyd = {
  -    
  +
         enable = mkOption {
           default = false;
           description =
  
positive.code:             connections to your server.
            '';
        };
        
        policy = mkOption {
          default =
            ''
              <?xml version="1.0"?>
              <!DOCTYPE cross-domain-policy SYSTEM "/xml/dtds/cross-domain-policy.dtd">
              <cross-domain-policy> 
                <site-control permitted-cross-domain-policies="master-only"/>
                <allow-access-from domain="*" to-ports="*" />
              </cross-domain-policy>
  
negative.code: 
      src = pkgs.fetchurl {
        name = "flashpolicyd_v0.6.zip";
        url = "https://download.adobe.com/pub/adobe/devnet/flashplayer/articles/socket_policy_files/flashpolicyd_v0.6.zip";
        sha256 = "16zk237233npwfq1m4ksy4g5lzy1z9fp95w7pz0cdlpmv0fv9sm3";
      };
  
  