anchor.diff:  , cups
   , fetchurl
   , gmp, gnutls
  -, libffi, libbfd
  +, libffi, binutils-unwrapped
   , libjpeg, libtiff, libpng, giflib, libungif
   , libxml2, libxslt, libiconv
   , libobjc, libgcrypt
  
positive.code:     aspell audiofile
      cups
      gmp gnutls
      libffi libbfd
      libjpeg libtiff libpng giflib libungif
      libxml2 libxslt libiconv
      libobjc libgcrypt
  
negative.code:   ];
    patches = [ ./fixup-paths.patch ];
  
    meta = {
      description = "An implementation of AppKit and Foundation libraries of OPENSTEP and Cocoa";
    };
  