On Sat, 4 Jan 2014 07:52:26 -0800, Hezekiah M. Carty wrote:
> 
> In packages/hdf/hdf.0.9.1/opam:
> 
> > +homepage: "https://github.com/hcarty/ocaml-hdf"
> > +build: [
> > +  ["ocaml" "setup.ml" "-configure" "--prefix" prefix]
> > +  ["ocaml" "setup.ml" "-build"]
> > +  ["ocaml" "setup.ml" "-install"]
> > +]
> > +remove: [
> > +  ["ocamlfind" "remove" "hdf4"]
> > +]
> > +depends: [
> > +  "batteries"
> > +  "ocamlfind"
> > +  "pcre-ocaml"
> > +]
> > +depexts: [
> > +  [["debian"] ["libhdf4-dev" "hdf4-tools"]]
> 
> Should be ready now. Thanks for the tip.

If you use oasis2opam, you can add a _opam file in your tarball with
the `depexts` section.  It will be appended to the generated opam file.