anchor.diff:  , libxcb
   , mkfontdir
   , pcre
  +, perl
   }:
   
   stdenv.mkDerivation rec {
     pname = "icewm";
  -  version = "2.1.2";
  +  version = "2.2.0";
   
     src = fetchFromGitHub {
       owner  = "bbidulock";
       repo = pname;
       rev = version;
  -    sha256 = "sha256-n9mLD1WrHsO9W1rxopFQENxQEHp/sxuixV3PxLp2vOY=";
  +    hash = "sha256-STM8t311lf0xIqs2Onmwg48xgE7V9VZrUfJrUzYRxL4=";
     };
   
  -  nativeBuildInputs = [ cmake pkg-config perl asciidoc ];
  -
  +  nativeBuildInputs = [
  +    asciidoc
  +    cmake
  +    perl
  +    pkg-config
  +  ];
     buildInputs = [
       expat
       fontconfig
  
positive.code: { lib, stdenv
  , fetchFromGitHub
  , cmake
  , pkg-config
  , perl
  , asciidoc
  , expat
  , fontconfig
  
negative.code:       includes an optional external background wallpaper manager with
        transparency support, a simple session manager and a system tray.
      '';
      license = licenses.lgpl2Only;
      maintainers = [ maintainers.AndersonTorres ];
      platforms = platforms.linux;
    };
  