171 		if (strcmp(*argv, "remote") == 0) {  in iptunnel_parse_opt()
173 			if (strcmp(*argv, "any"))  in iptunnel_parse_opt()
177 		} else if (strcmp(*argv, "local") == 0) {  in iptunnel_parse_opt()
179 			if (strcmp(*argv, "any"))  in iptunnel_parse_opt()
188 		} else if (strcmp(*argv, "ttl") == 0 ||  in iptunnel_parse_opt()
189 			   strcmp(*argv, "hoplimit") == 0) {  in iptunnel_parse_opt()
191 			if (strcmp(*argv, "inherit") != 0) {  in iptunnel_parse_opt()
196 		} else if (strcmp(*argv, "tos") == 0 ||  in iptunnel_parse_opt()
197 			   strcmp(*argv, "tclass") == 0 ||  in iptunnel_parse_opt()
201 			if (strcmp(*argv, "inherit") != 0) {  in iptunnel_parse_opt()
207 		} else if (strcmp(*argv, "nopmtudisc") == 0) {  in iptunnel_parse_opt()
209 		} else if (strcmp(*argv, "pmtudisc") == 0) {  in iptunnel_parse_opt()
211 		} else if (strcmp(lu->id, "sit") == 0 &&  in iptunnel_parse_opt()
212 			   strcmp(*argv, "isatap") == 0) {  in iptunnel_parse_opt()
214 		} else if (strcmp(lu->id, "sit") == 0 &&  in iptunnel_parse_opt()
215 			   strcmp(*argv, "mode") == 0) {  in iptunnel_parse_opt()
217 			if (strcmp(*argv, "ipv6/ipv4") == 0 ||  in iptunnel_parse_opt()
218 			    strcmp(*argv, "ip6ip") == 0)  in iptunnel_parse_opt()
220 			else if (strcmp(*argv, "ipv4/ipv4") == 0 ||  in iptunnel_parse_opt()
221 				 strcmp(*argv, "ipip") == 0 ||  in iptunnel_parse_opt()
222 				 strcmp(*argv, "ip4ip4") == 0)  in iptunnel_parse_opt()
224 			else if (strcmp(*argv, "any/ipv4") == 0 ||  in iptunnel_parse_opt()
225 				 strcmp(*argv, "any") == 0)  in iptunnel_parse_opt()
229 		} else if (strcmp(*argv, "noencap") == 0) {  in iptunnel_parse_opt()
231 		} else if (strcmp(*argv, "encap") == 0) {  in iptunnel_parse_opt()
233 			if (strcmp(*argv, "fou") == 0)  in iptunnel_parse_opt()
235 			else if (strcmp(*argv, "gue") == 0)  in iptunnel_parse_opt()
237 			else if (strcmp(*argv, "none") == 0)  in iptunnel_parse_opt()
241 		} else if (strcmp(*argv, "encap-sport") == 0) {  in iptunnel_parse_opt()
243 			if (strcmp(*argv, "auto") == 0)  in iptunnel_parse_opt()
247 		} else if (strcmp(*argv, "encap-dport") == 0) {  in iptunnel_parse_opt()
251 		} else if (strcmp(*argv, "encap-csum") == 0) {  in iptunnel_parse_opt()
253 		} else if (strcmp(*argv, "noencap-csum") == 0) {  in iptunnel_parse_opt()
255 		} else if (strcmp(*argv, "encap-udp6-csum") == 0) {  in iptunnel_parse_opt()
257 		} else if (strcmp(*argv, "noencap-udp6-csum") == 0) {  in iptunnel_parse_opt()
259 		} else if (strcmp(*argv, "encap-remcsum") == 0) {  in iptunnel_parse_opt()
261 		} else if (strcmp(*argv, "noencap-remcsum") == 0) {  in iptunnel_parse_opt()
263 		} else if (strcmp(*argv, "6rd-prefix") == 0) {  in iptunnel_parse_opt()
270 		} else if (strcmp(*argv, "6rd-relay_prefix") == 0) {  in iptunnel_parse_opt()
277 		} else if (strcmp(*argv, "6rd-reset") == 0) {  in iptunnel_parse_opt()
285 			usage(strcmp(lu->id, "sit") == 0);  in iptunnel_parse_opt()
306 	if (strcmp(lu->id, "sit") == 0) {  in iptunnel_parse_opt()
456 	print_usage(f, strcmp(lu->id, "sit") == 0);  in iptunnel_print_help()