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diff --git a/iconv/iconv.h b/iconv/iconv.h
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+/* Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef _ICONV_H
+#define _ICONV_H	1
+
+#include <features.h>
+#define __need_size_t
+#include <stddef.h>
+
+
+__BEGIN_DECLS
+
+/* Identifier for conversion method from one codeset to another.  */
+typedef void *iconv_t;
+
+
+/* Allocate descriptor for code conversion from codeset FROMCODE to
+   codeset TOCODE.  */
+extern iconv_t iconv_open __P ((__const char *__tocode,
+				__const char *__fromcode));
+
+/* Convert at most *INBYTESLEFT bytes from *INBUF according to the
+   code conversion algorithm specified by CD and place up to
+   *OUTBYTESLEFT bytes in buffer at *OUTBUF.  */
+extern size_t iconv __P ((iconv_t cd,
+			  __const char **__inbuf, size_t *__inbytesleft,
+			  char **__outbuf, size_t *__outbytesleft));
+
+/* Free resources allocated for descriptor CD for code conversion.  */
+extern int iconv_close __P ((iconv_t __cd));
+
+__END_DECLS
+
+#endif /* iconv.h */