{ stdenv, fetchurl, ocaml, findlib, ocamlbuild, opam, topkg , ppx_jane, core_kernel }: stdenv.mkDerivation { name = "ocaml${ocaml.version}-core-113.33.02+4.03"; src = fetchurl { url = http://ocaml.janestreet.com/ocaml-core/113.33/files/core-113.33.02+4.03.tar.gz; sha256 = "1gvd5saa0sdgyv9w09imqlkw0c21v2ixic8fxx14jxrwck0zn4bc"; }; buildInputs = [ ocaml findlib ocamlbuild opam ppx_jane ]; propagatedBuildInputs = [ core_kernel ]; inherit (topkg) installPhase; meta = { license = stdenv.lib.licenses.asl20; inherit (ocaml.meta) platforms; }; }