anchor.diff:  in
   stdenv.mkDerivation rec {
     pname = "wireplumber";
  -  version = "0.4.11";
  +  version = "0.4.12";
   
     outputs = [ "out" "dev" ] ++ lib.optional enableDocs "doc";
   
  
positive.code:     owner = "pipewire";
      repo = "wireplumber";
      rev = version;
      sha256 = "sha256-3NrzOsL0MekxMMXCFubEkazzSWFNsjUsX8n2ECcr7yY=";
    };
  
    patches = [
      # fix sound not working in VMs
      # FIXME: drop in next release
      (fetchpatch {
        url = "https://gitlab.freedesktop.org/pipewire/wireplumber/-/commit/c16e637c329bc9dda8544b18f5bd47a8d63ee253.patch";
        sha256 = "sha256-xhhAlhOovwIjwAxXxvHRTG4GzpIPYvKQE2F4ZP1Udq8=";
      })
      # fix bluetooth rescan loops
      # FIXME: drop in next release
      (fetchpatch {
        url = "https://gitlab.freedesktop.org/pipewire/wireplumber/-/merge_requests/398.patch";
        sha256 = "sha256-rEp/3fjBRbkFuw4rBW6h8O5hcy/oBP3DW7bPu5rVfNY=";
      })
    ];
  
    nativeBuildInputs = [
      meson
  
negative.code: { lib
  , stdenv
  , fetchFromGitLab
  , nix-update-script
  , # base build deps
    meson
  