anchor.diff:    nativeBuildInputs = [
       autoconf
       cargo
  +    dump_syms
       llvmPackages.llvm # llvm-objdump
       makeWrapper
       nodejs
  
positive.code:   # tests were disabled in configureFlags
    doCheck = false;
  
    preInstall = ''
      cd mozobj
    '';
  
  
negative.code: 
    inherit src unpackPhase meta;
  
    outputs = [
      "out"
      "symbols"
    ];
  
    # Add another configure-build-profiling run before the final configure phase if we build with pgo
    preConfigurePhases = lib.optionals pgoSupport [
      "configurePhase"
  