anchor.diff:  , bison
   , fetchurl
   , flex
  +, lib
   , meson
   , ninja
   
  +, libxcb
   , wayland
   , wayland-protocols
   , xorg
   }:
   
   stdenv.mkDerivation rec {
  -  name = "libxkbcommon-0.7.2";
  +  name = "libxkbcommon-0.8.0";
   
     src = fetchurl {
       url = "https://xkbcommon.org/download/${name}.tar.xz";
  -    multihash = "QmZFWeRWKZQxRxVDa3Hswd6QQn5YtJXMM4PW5PWEDA1ha2";
  +    multihash = "QmekLKEnvMuurHJ1JbaiZ4LCJUg39CwTR6RkryLDPN12bU";
       hashOutput = false;
  -    sha256 = "28a4dc2735863bec2dba238de07fcdff28c5dd2300ae9dfdb47282206cd9b9d8";
  +    sha256 = "e829265db04e0aebfb0591b6dc3377b64599558167846c3f5ee5c5e53641fe6d";
     };
   
     nativeBuildInputs = [
  
positive.code:     "-Denable-docs=false"
    ];
  
    meta = with stdenv.lib; {
      description = "A library to handle keyboard descriptions";
      homepage = https://xkbcommon.org;
      license = licenses.mit;
  
negative.code:       x86_64-linux;
    };
  }
  