anchor.diff:    configurePhase = ''
       autoconf
       ./configure CC=${clang}/bin/clang CXX=${clang}/bin/clang++ --prefix=$out
  +  '';
  +
  +  postFixup = ''
  +    for e in $(cd $out/bin && ls); do
  +      wrapProgram $out/bin/$e \
  +        --prefix PATH : "${gnumake}/bin" \
  +        --prefix LIBRARY_PATH : "${liblapack}/lib:${blas}/lib"
  +    done
     '';
   
     meta = with stdenv.lib; {
  
positive.code: {stdenv, fetchgit, fetchsvn, autoconf, automake, libtool, gfortran, clang, cmake, gnumake,
  hwloc, jre, liblapack, blas, hdf5, expat, ncurses, readline, qt4, webkit, which,
  lp_solve, omniorb, sqlite, libatomic_ops, pkgconfig, file, gettext, flex, bison,
  doxygen, boost, openscenegraph, gnome, pangox_compat, xlibs, git, bash, gtk }:
  
  let
  
  
negative.code:     hwloc jre liblapack blas hdf5 expat ncurses readline qt4 webkit which
      lp_solve omniorb sqlite libatomic_ops pkgconfig file gettext flex bison
      doxygen boost openscenegraph gnome.gtkglext pangox_compat xlibs.libXmu
      git gtk makeWrapper];
  
    patchPhase = ''
      cp -fv ${fakegit}/bin/checkout-git.sh libraries/checkout-git.sh
  