{stdenv, fetchurl} :

stdenv.mkDerivation {
name = "joe-3.3";
builder = ./builder.sh;
src = fetchurl {
         url = http://surfnet.dl.sourceforge.net/sourceforge/joe-editor/joe-3.3.tar.gz;
         md5 = "02221716679c039c5da00c275d61dbf4";
   };
}