/*
 * Copyright (c) 1983, 1993
 *	The 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%
 *
 *	@(#)alias.h	8.1 (Berkeley) 06/06/93
 */

#define alias var
#define a_name r_name
#define a_buf r_val.v_str
#define a_flags r_val.v_type

	/* a_flags bits, must not interfere with v_type values */
#define A_INUSE		0x010	/* already inuse */

#define alias_set(n, s)		var_setstr1(&alias_head, n, s)
#define alias_walk(f, a)	var_walk1(alias_head, f, a)
#define alias_unset(n)		var_unset1(&alias_head, n)
#define alias_lookup(n)		(*var_lookup1(&alias_head, n))

struct var *alias_head;