anchor.diff:      zita-convolver
     ];
   
  +  patches = [
  +    (fetchpatch {
  +      # Fix build failure.
  +      # https://github.com/wwmm/pulseeffects/pull/934
  +      url = "https://github.com/wwmm/pulseeffects/commit/ab7354a6850d23840b4c9af212dbebf4f31a562f.patch";
  +      sha256 = "1hd05xn6sp0xs632mqgwk19hl40kh2f69mx5mgzahysrj057w22c";
  +    })
  +  ];
  +
     postPatch = ''
       chmod +x meson_post_install.py
       patchShebangs meson_post_install.py
  
positive.code:   BOOST_INCLUDEDIR = "${lib.getDev boost}/include";
    BOOST_LIBRARYDIR = "${lib.getLib boost}/lib";
  
    meta = with lib; {
      description = "Limiter, compressor, reverberation, equalizer and auto volume effects for Pulseaudio applications";
      homepage = "https://github.com/wwmm/pulseeffects";
  
negative.code: { lib, stdenv
  , fetchFromGitHub
  , fetchpatch
  , meson
  , ninja
  , pkg-config
  