anchor.diff:      meson
       ninja
       pkgconfig
  +    removeReferencesTo
     ];
   
     buildInputs = [
  
positive.code:     ./alsa-profiles-use-libdir.patch
      # Move installed tests into their own output.
      ./installed-tests-path.patch
    ];
  
  
    nativeBuildInputs = [
      doxygen
  
negative.code: { stdenv
  , lib
  , fetchFromGitLab
  , fetchpatch
  , removeReferencesTo
  , meson
  , ninja
  , systemd
  