PF_WSCALE_FLAG   2661 net/pf.c       			wscale |= PF_WSCALE_FLAG;
PF_WSCALE_FLAG   3741 net/pf.c       			if (dst->wscale & PF_WSCALE_FLAG) {
PF_WSCALE_FLAG   3744 net/pf.c       				if (src->wscale & PF_WSCALE_FLAG) {