anchor.diff:      sed -i 's/ Example: .*$//' doc/config_settings.xml
   
       substituteInPlace cmake/Conky.cmake --replace "# set(RELEASE true)" "set(RELEASE true)"
  +
  +    cp ${catch2}/include/catch2/catch.hpp tests/catch2/catch.hpp
     '';
   
     NIX_LDFLAGS = "-lgcc_s";
  
positive.code:   # src/conky.cc:137:23: fatal error: defconfig.h: No such file or directory
    enableParallelBuilding = false;
  
    meta = with lib; {
      homepage = "http://conky.sourceforge.net/";
      description = "Advanced, highly configurable system monitor based on torsmo";
  
negative.code: { config, lib, stdenv, fetchFromGitHub, pkg-config, cmake
  
  # dependencies
  , glib, libXinerama, catch2
  
  # optional features without extra dependencies
  , mpdSupport          ? true
  