anchor.diff:  { stdenv
   , cmake
   , fetchFromGitHub
  +, lib
   , ninja
   
   , chck
  
positive.code:     popd >/dev/null
    '';
  
    meta = with stdenv.lib; {
      maintainers = with maintainers; [
        wkennington
      ];
  
negative.code:     xorg.pixman
      xorg.xcbutilimage
      xorg.xcbutilwm
      xorgproto
    ];
  
    cmakeFlags = [
  