last_zeroed       405 net/radix.c    	static int last_zeroed = 0;
last_zeroed       424 net/radix.c    		if (m0 >= last_zeroed)
last_zeroed       425 net/radix.c    			last_zeroed = mlen;
last_zeroed       428 net/radix.c    	if (m0 < last_zeroed)
last_zeroed       429 net/radix.c    		Bzero(addmask_key + m0, last_zeroed - m0);
last_zeroed       430 net/radix.c    	*addmask_key = last_zeroed = mlen;