/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	from: @(#)extern.h	5.3 (Berkeley) 3/13/92
 *	$Id: extern.h,v 1.2 1993/12/05 21:35:22 mycroft Exp $
 */

int acccmp __P((const FTSENT *, const FTSENT *));
int revacccmp __P((const FTSENT *, const FTSENT *));
int modcmp __P((const FTSENT *, const FTSENT *));
int revmodcmp __P((const FTSENT *, const FTSENT *));
int namecmp __P((const FTSENT *, const FTSENT *));
int revnamecmp __P((const FTSENT *, const FTSENT *));
int statcmp __P((const FTSENT *, const FTSENT *));
int revstatcmp __P((const FTSENT *, const FTSENT *));
int sizecmp __P((const FTSENT *, const FTSENT *));
int revsizecmp __P((const FTSENT *, const FTSENT *));

void err __P((int, const char *, ...));
void prcopy __P((char *, char *, int));
void printcol __P((DISPLAY *));
void printlong __P((DISPLAY *));
void printscol __P((DISPLAY *));
void usage __P((void));