anchor.diff:  , libvirt
   , libxml2
   , libapparmor, libcap_ng, numactl
  +, lua
   , lvm2
  -, lua
   , lm_sensors
   , mongoc
   , mosquitto
   , net-snmp
  +, openldap
  +, openipmi
   , perl
   , postgresql
   , protobufc
  
positive.code: , jdk
  , libatasmart
  , libdbi
  , libgcrypt
  , libmemcached, cyrus_sasl
  , libmodbus
  
negative.code: , rrdtool
  , udev
  , varnish
  , xen
  , yajl
  # Defaults to `null` for all supported plugins,
  # list of plugin names for a custom build
  