anchor.diff:  { stdenv, fetchFromGitLab, pkgconfig, cmake, gettext, pango, cairo, glib
   , pcre , imlib2, libXinerama , libXrender, libXcomposite, libXdamage, libX11
   , libXrandr, gtk, libpthreadstubs , libXdmcp, librsvg
  -, libstartup_notification, wrapGAppsHook
  +, libstartup_notification, hicolor_icon_theme, wrapGAppsHook
   }:
   
   stdenv.mkDerivation rec {
     name = "tint2-${version}";
  -  version = "0.12.9";
  +  version = "0.12.10";
   
     src = fetchFromGitLab {
       owner = "o9000";
       repo = "tint2";
       rev = version;
  -    sha256 = "17n3yssqiwxqrwsxypzw8skwzxm2540ikbyx7kfxv2gqlbjx5y6q";
  +    sha256 = "0da28ykid84i4pw0cvgaxw0wq2yn03i68g54dzmajgsl1wvkqb0z";
     };
   
     enableParallelBuilding = true;
  
positive.code: 
    buildInputs = [ pango cairo glib pcre imlib2 libXinerama libXrender
      libXcomposite libXdamage libX11 libXrandr gtk libpthreadstubs libXdmcp
      librsvg libstartup_notification ];
  
    preConfigure = ''
      substituteInPlace CMakeLists.txt --replace /etc $out/etc
  
negative.code:   meta = {
      homepage = https://gitlab.com/o9000/tint2;
      license = stdenv.lib.licenses.gpl2;
      description = "Simple panel/taskbar unintrusive and light (memory / cpu / aestetic)";
      platforms = stdenv.lib.platforms.linux;
    };
  }
  