/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)extern.h	5.3 (Berkeley) 03/04/92
 */

#define	WR(p, size) \
	if (write(STDOUT_FILENO, p, size) != size) \
		oerr();

enum STYLE { NOTSET = 0, FBYTES, FLINES, RBYTES, RLINES, REVERSE };

void forward __P((FILE *, enum STYLE, long, struct stat *));
void reverse __P((FILE *, enum STYLE, long, struct stat *));

void bytes __P((FILE *, off_t));
void lines __P((FILE *, off_t));

void err __P((int fatal, const char *fmt, ...));
void ierr __P((void));
void oerr __P((void));

extern int fflag, rflag, rval;
extern char *fname;