{ocaml, findlib, stdenv, fetchurl}: stdenv.mkDerivation { name = "ocaml-ipaddr-2.4.0"; src = fetchurl { url = https://github.com/mirage/ocaml-ipaddr/archive/2.4.0.tar.gz; sha256 = "0g7qg35w3vzcg37798rhbx7iia83286md3gj5gdhs1qgizlg56wx"; }; buildInputs = [ocaml findlib]; createFindlibDestdir = true; }