anchor.diff:  , rabbitmq-c ? null
   , riemann ? null
   , rrdtool ? null
  +, udev ? null
   , varnish ? null
   , yajl ? null
   }:
  
positive.code: , curl ? null
  , iptables ? null
  , jdk ? null
  , libcredis ? null
  , libdbi ? null
  , libgcrypt ? null
  
negative.code:   };
  
    buildInputs = [
      pkgconfig curl iptables libatasmart libcredis libdbi libgcrypt libmemcached
      cyrus_sasl libmodbus libnotify gdk_pixbuf liboping libpcap libsigrok libvirt
      lm_sensors libxml2 lvm2 mysql.lib postgresql protobufc rabbitmq-c rrdtool
      varnish yajl jdk libtool python udev
    ];
  
    # for some reason libsigrok isn't auto-detected
  