anchor.diff:      };
       extraNativeBuildInputs = [ prevStage.patchelf prevStage.paxctl ] ++
         # Many tarballs come with obsolete config.sub/config.guess that don't recognize aarch64.
  -      lib.optional localSystem.isAarch64 prevStage.updateAutotoolsGnuConfigScriptsHook;
  +      lib.optional (!localSystem.isx86) prevStage.updateAutotoolsGnuConfigScriptsHook;
     })
   
   
  
positive.code:     };
      extraNativeBuildInputs = [ prevStage.patchelf prevStage.xz ] ++
        # Many tarballs come with obsolete config.sub/config.guess that don't recognize aarch64.
        lib.optional localSystem.isAarch64 prevStage.updateAutotoolsGnuConfigScriptsHook;
    })
  
    # Construct the final stdenv.  It uses the Glibc and GCC, and adds
  
negative.code: 
        extraNativeBuildInputs = [ prevStage.patchelf prevStage.paxctl ] ++
          # Many tarballs come with obsolete config.sub/config.guess that don't recognize aarch64.
          lib.optional (!localSystem.isx86) prevStage.updateAutotoolsGnuConfigScriptsHook;
  
        cc = prevStage.gcc;
  
  