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diff --git a/library/impargs.mli b/library/impargs.mli
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+(************************************************************************)
+(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
+(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
+(*   \VV/  **************************************************************)
+(*    //   *      This file is distributed under the terms of the       *)
+(*         *       GNU Lesser General Public License Version 2.1        *)
+(************************************************************************)
+
+(*i $Id: impargs.mli,v 1.26.2.1 2004/07/16 19:30:35 herbelin Exp $ i*)
+
+(*i*)
+open Names
+open Libnames
+open Term
+open Environ
+open Nametab
+(*i*)
+
+(*s Implicit arguments. Here we store the implicit arguments. Notice that we 
+    are outside the kernel, which knows nothing about implicit arguments. *)
+
+val make_implicit_args : bool -> unit
+val make_strict_implicit_args : bool -> unit
+val make_contextual_implicit_args : bool -> unit
+
+val is_implicit_args : unit -> bool
+val is_strict_implicit_args : unit -> bool
+val is_contextual_implicit_args : unit -> bool
+
+type implicits_flags
+val with_implicits : implicits_flags -> ('a -> 'b) -> 'a -> 'b
+
+(*s An [implicits_list] is a list of positions telling which arguments
+    of a reference can be automatically infered *)
+type implicit_status
+type implicits_list = implicit_status list
+
+val is_status_implicit : implicit_status -> bool
+val is_inferable_implicit : bool -> int -> implicit_status -> bool
+val name_of_implicit : implicit_status -> identifier
+
+val positions_of_implicits : implicits_list -> int list
+
+(* Computation of the positions of arguments automatically inferable
+   for an object of the given type in the given env *)
+val compute_implicits : bool -> env -> types -> implicits_list
+
+(*s Computation of implicits (done using the global environment). *)
+
+val declare_var_implicits : variable -> unit
+val declare_constant_implicits : constant -> unit
+val declare_mib_implicits : mutual_inductive -> unit
+
+val declare_implicits : global_reference -> unit
+
+(* Manual declaration of which arguments are expected implicit *)
+val declare_manual_implicits : global_reference -> 
+  Topconstr.explicitation list -> unit
+
+(* Get implicit arguments *)
+val is_implicit_constant : constant -> implicits_flags
+val is_implicit_inductive_definition : mutual_inductive -> implicits_flags
+val is_implicit_var : variable -> implicits_flags
+
+val implicits_of_global : global_reference -> implicits_list
+
+(* For translator *)
+val implicits_of_global_out : global_reference -> implicits_list
+val is_implicit_args_out : unit -> bool