1 files changed, 28 insertions, 0 deletions
diff --git a/pkgs/development/ocaml-modules/type_conv/109.60.01.nix b/pkgs/development/ocaml-modules/type_conv/109.60.01.nix
new file mode 100644
index 000000000000..fe42dd5ddcbd
--- /dev/null
+++ b/pkgs/development/ocaml-modules/type_conv/109.60.01.nix
@@ -0,0 +1,28 @@
+{stdenv, fetchurl, ocaml, findlib, camlp4}:
+
+let
+  ocaml_version = (builtins.parseDrvName ocaml.name).version;
+in
+
+assert stdenv.lib.versionOlder "4.00" ocaml_version;
+
+stdenv.mkDerivation {
+  name = "ocaml-type_conv-109.60.01";
+
+  src = fetchurl {
+    url = https://github.com/janestreet/type_conv/archive/109.60.01.tar.gz;
+    sha256 = "0lpxri68glgq1z2pp02rp45cb909xywbff8d4idljrf6fzzil2zx";
+  };
+
+  buildInputs = [ocaml findlib camlp4];
+
+  createFindlibDestdir = true;
+
+  meta = {
+    homepage = "http://forge.ocamlcore.org/projects/type-conv/";
+    description = "Support library for OCaml preprocessor type conversions";
+    license = stdenv.lib.licenses.lgpl21;
+    platforms = ocaml.meta.platforms;
+    maintainers = with stdenv.lib.maintainers; [ z77z ];
+  };
+}