anchor.diff:    pdfread = callPackage ../tools/graphics/pdfread { };
   
     briss = callPackage ../tools/graphics/briss { };
  - 
  -  brickd = callPackage ../servers/brickd { 
  -    libusb = libusb1; 
  +
  +  brickd = callPackage ../servers/brickd {
  +    libusb = libusb1;
     };
   
     bully = callPackage ../tools/networking/bully { };
  
positive.code:   eggDerivation = callPackage ../development/compilers/chicken/eggDerivation.nix { };
  
    chicken = callPackage ../development/compilers/chicken {
      bootstrap-chicken = chicken.override { bootstrap-chicken = null; }; 
    };
  
    egg2nix = callPackage ../development/tools/egg2nix {
  
negative.code:   freetds = callPackage ../development/libraries/freetds { };
  
    frescobaldi = callPackage ../misc/frescobaldi {};
  
    ftgl = callPackage ../development/libraries/ftgl { };
  
    ftgl212 = callPackage ../development/libraries/ftgl/2.1.2.nix { };
  