rem: "ECN target options\n" "  --ecn-tcp-remove		Remove all ECN bits which may be present\n" "  		                in the IPv4 header\n" "ECN target EXPERIMENTAL options (use with extreme care!)\n"
add: "ECN target v%s options\n" "  --ecn-tcp-remove		Remove all ECN bits from TCP header\n" "ECN target v%s EXPERIMENTAL options (use with extreme care!)\n"
context: static void help(void) {	printf("ECN target options\n""  --ecn-tcp-remove		Remove all ECN bits which may be present\n""  		                in the IPv4 header\n""ECN target EXPERIMENTAL options (use with extreme care!)\n""  --ecn-ip-ect			Set the IPv4 ECT codepoint (0 to 3)\n""  --ecn-tcp-cwr		Set the IPv4 CWR bit (0 or 1)\n""  --ecn-tcp-ece		Set the IPv4 CWR bit (0 or 1)\n");}