{stdenv, fetchurl, x11, libpng, libjpeg, expat, libXaw, yacc, libtool}: assert libpng != null && libjpeg != null && expat != null; stdenv.mkDerivation { name = "graphviz-2.4"; builder = ./builder.sh; src = fetchurl { url = http://www.graphviz.org/pub/graphviz/ARCHIVE/graphviz-2.4.tar.gz; md5 = "f1074d38a7eeb5e5b2ebfdb643aebf8a"; }; buildInputs = [x11 libpng libjpeg expat libXaw yacc libtool]; configureFlags = [ (if x11 == null then "--without-x" else "") ]; inherit libpng libjpeg expat; }