anchor.diff: -{ cairo, cmake, fetchFromGitHub, libXdmcp, libpthreadstubs, libxcb, pcre, pkg-config
  -, python3, lib, stdenv, xcbproto, xcbutil, xcbutilcursor, xcbutilimage
  -, xcbutilrenderutil, xcbutilwm, xcbutilxrm, makeWrapper
  +{ cairo
  +, cmake
  +, fetchFromGitHub
  +, libXdmcp
  +, libpthreadstubs
  +, libxcb
  +, pcre
  +, pkg-config
  +, python3
  +, lib
  +, stdenv
  +, xcbproto
  +, xcbutil
  +, xcbutilcursor
  +, xcbutilimage
  +, xcbutilrenderutil
  +, xcbutilwm
  +, xcbutilxrm
  +, makeWrapper
   , removeReferencesTo
   
   # optional packages-- override the variables ending in 'Support' to enable or
   # disable modules
   , alsaSupport   ? true,  alsaLib       ? null
   , githubSupport ? false, curl          ? null
  -, mpdSupport    ? false, mpd_clientlib ? null
  +, mpdSupport    ? false, libmpdclient ? null
   , pulseSupport  ? false, libpulseaudio ? null
   , iwSupport     ? false, wirelesstools ? null
   , nlSupport     ? true,  libnl         ? null
  
positive.code:       fetchSubmodules = true;
      };
  
      meta = with lib; {
        homepage = "https://polybar.github.io/";
        description = "A fast and easy-to-use tool for creating status bars";
  
negative.code:       maintainers = with maintainers; [ afldcr Br1ght0ne ];
        platforms = platforms.linux;
      };
  }
  