OPTION_WSCALE     500 net/ipv4/tcp_output.c 	if (unlikely(OPTION_WSCALE & options)) {
OPTION_WSCALE     630 net/ipv4/tcp_output.c 		opts->options |= OPTION_WSCALE;
OPTION_WSCALE     690 net/ipv4/tcp_output.c 		opts->options |= OPTION_WSCALE;