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diff --git a/libguile/mbstrings.h b/libguile/mbstrings.h
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+/* classes: h_files */
+
+#ifndef MBSTRINGSH
+#define MBSTRINGSH
+/* Copyright (C) 1995,1996 Free Software Foundation, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this software; see the file COPYING. If not, write to
+ * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * As a special exception, the Free Software Foundation gives permission
+ * for additional uses of the text contained in its release of GUILE.
+ *
+ * The exception is that, if you link the GUILE library with other files
+ * to produce an executable, this does not by itself cause the
+ * resulting executable to be covered by the GNU General Public License.
+ * Your use of that executable is in no way restricted on account of
+ * linking the GUILE library code into it.
+ *
+ * This exception does not however invalidate any other reasons why
+ * the executable file might be covered by the GNU General Public License.
+ *
+ * This exception applies only to the code released by the
+ * Free Software Foundation under the name GUILE. If you copy
+ * code from other Free Software Foundation releases into a copy of
+ * GUILE, as the General Public License permits, the exception does
+ * not apply to the code that you add in this way. To avoid misleading
+ * anyone as to the status of such modified files, you must delete
+ * this exception notice from them.
+ *
+ * If you write modifications of your own for GUILE, it is your choice
+ * whether to permit this exception to apply to your modifications.
+ * If you do not wish that, delete this exception notice.
+ */
+
+
+#include "__scm.h"
+#include "symbols.h"
+
+
+#define SCM_MB_STRINGP(x) ( (SCM_TYP7(x)==scm_tc7_mb_string) \
+ || ( (SCM_TYP7(x) == scm_tc7_msymbol) \
+ && (SCM_SYMBOL_MULTI_BYTE_SCM_STRINGP (x) != SCM_BOOL_F)))
+#define SCM_REGULAR_STRINGP(x) (SCM_TYP7D(x)==scm_tc7_string)
+
+
+
+
+#ifdef __STDC__
+extern SCM scm_multi_byte_string_p (SCM obj);
+extern SCM scm_regular_string_p (SCM obj);
+extern SCM scm_multi_byte_string (SCM chrs);
+extern int scm_mb_ilength (unsigned char * data, int size);
+extern SCM scm_multi_byte_string_length (SCM str);
+extern SCM scm_symbol_multi_byte_p (SCM symbol);
+extern SCM scm_set_symbol_multi_byte_x (SCM symbol, SCM val);
+extern SCM scm_regular_port_p (SCM p);
+extern SCM scm_regular_port_x (SCM p);
+extern SCM scm_multi_byte_port_p (SCM p);
+extern SCM scm_multi_byte_port_x (SCM p);
+extern SCM scm_wide_character_port_p (SCM p);
+extern SCM scm_wide_character_port_x (SCM p);
+extern void scm_put_wchar (int c, SCM port, int writing);
+extern void scm_print_mb_string (SCM exp, SCM port, int writing);
+extern void scm_print_mb_symbol (SCM exp, SCM port);
+extern void scm_init_mbstrings (void);
+
+#else /* STDC */
+extern SCM scm_multi_byte_string_p ();
+extern SCM scm_regular_string_p ();
+extern SCM scm_multi_byte_string ();
+extern int scm_mb_ilength ();
+extern SCM scm_multi_byte_string_length ();
+extern SCM scm_symbol_multi_byte_p ();
+extern SCM scm_set_symbol_multi_byte_x ();
+extern SCM scm_regular_port_p ();
+extern SCM scm_regular_port_x ();
+extern SCM scm_multi_byte_port_p ();
+extern SCM scm_multi_byte_port_x ();
+extern SCM scm_wide_character_port_p ();
+extern SCM scm_wide_character_port_x ();
+extern void scm_put_wchar ();
+extern void scm_print_mb_string ();
+extern void scm_print_mb_symbol ();
+extern void scm_init_mbstrings ();
+
+#endif /* STDC */
+
+
+#endif /* MBSTRINGSH */