anchor.diff:    buildInputs = [
        glib
        unzip
  -     clang
  -     gcc
  +     llvmPackages.libclang
     ];
   
     meta = {
  
positive.code: 
    preConfigure = ''
      sed -i 's#/usr/bin/##g' Makefile
      sed -i "s#-lclang#-L$(clang --print-search-dirs |
              sed -ne '/libraries:/{s/libraries: =//; s/:/ -L/gp}') -lclang#g" Makefile
    '';
  
    installPhase = ''
  
negative.code: { stdenv, fetchFromGitHub, unzip, pkgconfig, glib, llvmPackages }:
  
  stdenv.mkDerivation rec {
    name = "milu-nightly-${version}";
  