monitor(lowpc, highpc, buf, bufsiz, cntsiz)char *lowpc, *highpc;int *buf, bufsiz;{	register o;	static *sbuf, ssiz;	if (lowpc == 0) {		profil(0, 0, 0, 0);		o = creat("mon.out", 0666);		write(o, sbuf, ssiz<<1);		close(o);		return;	}	ssiz = bufsiz;	buf[0] = (int)lowpc;	buf[1] = (int)highpc;	buf[2] = cntsiz;	sbuf = buf;	buf += 3*(cntsiz+1);	bufsiz -= 3*(cntsiz+1);	if (bufsiz<=0)		return;	o = ((highpc - lowpc)>>1) & 077777;	if(bufsiz < o)		o = ((long)bufsiz<<15) / o;	else		o = 077777;	profil(buf, bufsiz<<1, lowpc, o<<1);}