anchor.diff:  , fetchpatch
   , makeWrapper
   , cmake
  +, coreutils
   , git
   , davix
   , ftgl
   , gl2ps
   , glew
  +, gnugrep
  +, gnused
   , gsl
   , lapack
   , libX11
  
positive.code:         --set PYTHONPATH "$out/lib" \
          --set ${lib.optionalString stdenv.isDarwin "DY"}LD_LIBRARY_PATH "$out/lib"
      done
    '';
  
    setupHook = ./setup-hook.sh;
  
negative.code: , libxcrypt
  , libxml2
  , llvm_9
  , lsof
  , lz4
  , xz
  , man
  , openblas
  , openssl
  , pcre
  , nlohmann_json
  , pkg-config
  , procps
  , python
  , which
  , xxHash
  , zlib
  , zstd
  