anchor.diff:    checkPhase = args.checkPhase or ''
       runHook preCheck
   
  -    getGoDirs test | parallel -j $NIX_BUILD_CORES buildGoDir test
  +    getGoDirs test | xargs -n1 -P $NIX_BUILD_CORES bash -c 'buildGoDir test "$@"' --
   
       runHook postCheck
     '';
  
positive.code:   (builtins.removeAttrs args [ "goPackageAliases" "disabled" ]) // {
  
    inherit name;
    nativeBuildInputs = [ removeReferencesTo go parallel ]
      ++ (lib.optional (!dontRenameImports) govers) ++ nativeBuildInputs;
    buildInputs = [ go ] ++ buildInputs;
  
  
negative.code:     else
        touch $TMPDIR/buildFlagsArray
      fi
      export -f buildGoDir # xargs needs to see the function
      if [ -z "$enableParallelBuilding" ]; then
          export NIX_BUILD_CORES=1
      fi
      getGoDirs "" | xargs -n1 -P $NIX_BUILD_CORES bash -c 'buildGoDir install "$@"' --
  
      runHook postBuild
    '';
  