anchor.diff:        '';
       };
   
  +    coc-imselect = super.coc-imselect.override {
  +      meta.broken = since "10";
  +    };
  +
  +    dat = super.dat.override {
  +      buildInputs = [ self.node-gyp-build pkgs.libtool pkgs.autoconf pkgs.automake ];
  +      meta.broken = since "12";
  +    };
  +
       deltachat-desktop = super."deltachat-desktop-../../applications/networking/instant-messengers/deltachat-desktop".override {
         meta.broken = true; # use the top-level package instead
       };
   
  +    # NOTE: this is a stub package to fetch npm dependencies for
  +    # ../../applications/video/epgstation
  +    epgstation = super."epgstation-../../applications/video/epgstation".override (drv: {
  +      buildInputs = [ self.node-pre-gyp self.node-gyp-build ];
  +      meta = drv.meta // {
  +        platforms = pkgs.lib.platforms.none;
  +      };
  +    });
  +
  +    # NOTE: this is a stub package to fetch npm dependencies for
  +    # ../../applications/video/epgstation/client
  +    epgstation-client = super."epgstation-client-../../applications/video/epgstation/client".override (drv: {
  +      meta = drv.meta // {
  +        platforms = pkgs.lib.platforms.none;
  +      };
  +    });
  +
  +    expo-cli = super."expo-cli".override (attrs: {
  +      # The traveling-fastlane-darwin optional dependency aborts build on Linux.
  +      dependencies = builtins.filter (d: d.packageName != "@expo/traveling-fastlane-${if stdenv.isLinux then "darwin" else "linux"}") attrs.dependencies;
  +    });
  +
       fast-cli = super.fast-cli.override {
         nativeBuildInputs = [ pkgs.makeWrapper ];
         prePatch = ''
  
positive.code:         for prog in $out/bin/*; do
            wrapProgram "$prog" --prefix PATH : ${pnpmLibPath}
          done
        '';
      };
  
      parcel = super.parcel.override {
        buildInputs = [ self.node-gyp-build ];
        preRebuild = ''
          sed -i -e "s|#!/usr/bin/env node|#! ${pkgs.nodejs}/bin/node|" node_modules/node-gyp-build/bin.js
        '';
      };
  
  
negative.code:         pango
        ];
      };
  
      webtorrent-cli = super.webtorrent-cli.override {
        buildInputs = [ self.node-gyp-build ];
      };
  
      yaml-language-server = super.yaml-language-server.override {
        nativeBuildInputs = [ pkgs.makeWrapper ];
        postInstall = ''
          wrapProgram "$out/bin/yaml-language-server" \
          --prefix NODE_PATH : ${self.prettier}/lib/node_modules
        '';
      };
    };
  in self
  