anchor.diff:      # container so that container@.target can get the container
       # configuration.
       environment.etc =
  -      let mkPortStr = p: p.protocol + ":" + (toString p.hostPort) + ":" + (if p.containerPort == null then toString p.hostPort else toString p.containerPort); 
  +      let mkPortStr = p: p.protocol + ":" + (toString p.hostPort) + ":" + (if p.containerPort == null then toString p.hostPort else toString p.containerPort);
         in mapAttrs' (name: cfg: nameValuePair "containers/${name}.conf"
         { text =
             ''
  
positive.code:         List of forwarded ports from host to container. Each forwarded port
          is specified by protocol, hostPort and containerPort. By default,
          protocol is tcp and hostPort and containerPort are assumed to be
          the same if containerPort is not explicitly given. 
        '';
      };
  
  
negative.code:       cp --remove-destination /etc/resolv.conf "$root/etc/resolv.conf"
  
        if [ "$PRIVATE_NETWORK" = 1 ]; then
          extraFlags+=" --private-network"
        fi
  
        if [ -n "$HOST_ADDRESS" ] || [ -n "$LOCAL_ADDRESS" ]; then
          extraFlags+=" --network-veth"
          if [ -n "$HOST_BRIDGE" ]; then
            extraFlags+=" --network-bridge=$HOST_BRIDGE"
  