instat.c revision 1.3 
1/*	$NetBSD: instat.c,v 1.3 2008/01/12 09:54:31 tsutsui Exp $	*/
2
3/*
4 * bug routines -- assumes that the necessary sections of memory
5 * are preserved.
6 */
7#include <sys/types.h>
8#include <machine/prom.h>
9
10#include "libbug.h"
11
12/* returns 0 if no characters ready to read */
13int
14peekchar(void)
15{
16	int ret;
17
18	MVMEPROM_NOARG();
19	MVMEPROM_CALL(MVMEPROM_INSTAT);
20	MVMEPROM_STATRET(ret);
21}
22