anchor.diff:    ];
   
     buildInputs = [
  +    libxcb
       wayland
       wayland-protocols
  -    xorg.libxcb
       xorg.xkeyboardconfig
     ];
   
  
positive.code:       x86_64-linux;
    };
  }
  
  
negative.code: , bison
  , fetchurl
  , flex
  , lib
  , meson
  , ninja
  
  , libxcb
  , wayland
  , wayland-protocols
  , xorg
  }:
  
  stdenv.mkDerivation rec {
    name = "libxkbcommon-0.8.0";
  
    src = fetchurl {
      url = "https://xkbcommon.org/download/${name}.tar.xz";
      multihash = "QmekLKEnvMuurHJ1JbaiZ4LCJUg39CwTR6RkryLDPN12bU";
      hashOutput = false;
      sha256 = "e829265db04e0aebfb0591b6dc3377b64599558167846c3f5ee5c5e53641fe6d";
    };
  
    nativeBuildInputs = [
  