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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: alpha.mli,v 1.1.2.1 2004/07/16 19:31:46 herbelin Exp $ i*)
+
+(* Alphabetic order. *)
+
+val compare_char : char -> char -> int
+val compare_string : string -> string -> int
+
+(* Alphabetic normalization. *)
+
+val norm_char : char -> char
+val norm_string : string -> string