anchor.diff:        lzma
         unrar
       ];
  -  };
  -
  -  l_set_dev = buildEnv {
  +  });
  +
  +  l_set_dev = setPrio "8" (buildEnv {
       name = "l-set-dev";
       ignoreCollisions = true;
       paths = [
  
positive.code:     ];
    });
  
    l_set_base = buildEnv {
      name = "l-set-base";
      ignoreCollisions = true;
      paths = [
  
negative.code:       glxinfo
        pcg_c
      ];
    });
  
    l_set_media = setPrio "9" (buildEnv {
      name = "l-set-media";
  