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diff --git a/src/keylist.h b/src/keylist.h
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-/* Data and function member declarations for the keyword list class.
-
- Copyright (C) 1989 Free Software Foundation, Inc.
- written by Douglas C. Schmidt (schmidt@ics.uci.edu)
-
-This file is part of GNU GPERF.
-
-GNU GPERF 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 1, or (at your option)
-any later version.
-
-GNU GPERF 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 GNU GPERF; see the file COPYING. If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-/* The key word list is a useful abstraction that keeps track of
- various pieces of information that enable that fast generation
- of the Perfect.hash function. A Key_List is a singly-linked
- list of List_Nodes. */
-
-#ifndef _keylist_h
-#define _keylist_h
-#include <stdio.h>
-#include "listnode.h"
-
-typedef struct key_list
-{
- LIST_NODE *head; /* Points to the head of the linked list. */
- char *array_type; /* Pointer to the type for word list. */
- char *return_type; /* Pointer to return type for lookup function. */
- char *struct_tag; /* Shorthand for user-defined struct tag type. */
- char *include_src; /* C source code to be included verbatim. */
- int list_len; /* Length of head's Key_List, not counting duplicates. */
- int total_keys; /* Total number of keys, counting duplicates. */
- int max_key_len; /* Maximum length of the longest keyword. */
- int min_key_len; /* Minimum length of the shortest keyword. */
- bool occurrence_sort; /* True if sorting by occurrence. */
- bool hash_sort; /* True if sorting by hash value. */
- bool additional_code; /* True if any additional C code is included. */
-} KEY_LIST;
-
-extern void key_list_init P ((void));
-extern void key_list_destroy P ((void));
-extern void print_output P ((void));
-extern int keyword_list_length P ((void));
-extern int max_key_length P ((void));
-extern KEY_LIST key_list;
-#endif /* _keylist_h */