type natdynmod
and t = Handle of natdynmod | Toplevel_exn of (natdynmod * exn)
and error =
    Link_error of string
  | Init_entry_not_found of string
  | Caml_entry_not_found of string
  | Fini_entry_not_found of string
exception Error of error
val loadfile : string -> string -> natdynmod
val loadfile_private : string -> string -> natdynmod
val error_message : error -> string