/*
 * Copyright (c) 1989 Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Edward Wang at The University of California, Berkeley.
 *
 * %sccs.include.redist.c%
 *
 *	@(#)xx.h	3.5 (Berkeley) 06/06/90
 */

struct xx {
	enum { xc_move, xc_scroll, xc_inschar, xc_insspace, xc_delchar,
		xc_clear, xc_clreos, xc_clreol, xc_write } cmd;
	int arg0;
	int arg1;
	int arg2;
	int arg3;
	char *buf;
	struct xx *link;
};

struct xx *xxalloc();

struct xx *xx_head, *xx_tail;
struct xx *xx_freelist;

char *xxbuf, *xxbufp, *xxbufe;
int xxbufsize;

#define char_sep '\0'