anchor.diff:      "LOGROTATEDIR=$(out)/etc/logrotate.d"
     ];
   
  +  enableParallelBuilding = true;
  +
     preConfigure = optionalString enableInfiniBandRdma ''
       # configure looks for the pkg-config files
       # of librdmacm and libibverbs
  
positive.code: { lib, stdenv, fetchurl, makeWrapper, pkg-config, nss, nspr, libqb
  , dbus, rdma-core, libstatgrab, net-snmp
  , enableDbus ? false
  , enableInfiniBandRdma ? false
  
negative.code:       --prefix PATH ":" "$out/sbin:${libqb}/sbin"
    '';
  
    meta = {
      homepage = "http://corosync.org/";
      description = "A Group Communication System with features for implementing high availability within applications";
      license = licenses.bsd3;
      platforms = platforms.linux;
      maintainers = with maintainers; [ montag451 ryantm ];
    };
  }
  