375 extern char *optarg;
769 			Bflag = atoi(optarg)*1024;  in main()
771 				error("invalid packet buffer size %s", optarg);  in main()
776 			cnt = atoi(optarg);  in main()
778 				error("invalid packet count %s", optarg);  in main()
782 			Cflag = atoi(optarg) * 1000000;  in main()
784 				error("invalid file size %s", optarg);  in main()
819 			gndo->ndo_espsecret = optarg;  in main()
827 			infile = optarg;  in main()
831 			Gflag = atoi(optarg);  in main()
833 				error("invalid number of seconds %s", optarg);  in main()
854 			if (optarg[0] == '0' && optarg[1] == 0)  in main()
868 			devnum = strtol(optarg, &end, 10);  in main()
869 			if (optarg != end && *end == '\0') {  in main()
892 			device = optarg;  in main()
903 			jflag = pcap_tstamp_type_name_to_val(optarg);  in main()
905 				error("invalid time stamp type %s", optarg);  in main()
940 			if (smiLoadModule(optarg) == 0) {  in main()
941 				error("could not load MIB module %s", optarg);  in main()
946 				      program_name, optarg);  in main()
956 			sigsecret = optarg;  in main()
980 			if (strcasecmp(optarg, "in") == 0)  in main()
982 			else if (strcasecmp(optarg, "out") == 0)  in main()
984 			else if (strcasecmp(optarg, "inout") == 0)  in main()
987 				error("unknown capture direction `%s'", optarg);  in main()
996 			RFileName = optarg;  in main()
1004 			snaplen = strtol(optarg, &end, 0);  in main()
1005 			if (optarg == end || *end != '\0'  in main()
1007 				error("invalid snaplen %s", optarg);  in main()
1021 			if (strcasecmp(optarg, "vat") == 0)  in main()
1023 			else if (strcasecmp(optarg, "wb") == 0)  in main()
1025 			else if (strcasecmp(optarg, "rpc") == 0)  in main()
1027 			else if (strcasecmp(optarg, "rtp") == 0)  in main()
1029 			else if (strcasecmp(optarg, "rtcp") == 0)  in main()
1031 			else if (strcasecmp(optarg, "snmp") == 0)  in main()
1033 			else if (strcasecmp(optarg, "cnfp") == 0)  in main()
1035 			else if (strcasecmp(optarg, "tftp") == 0)  in main()
1037 			else if (strcasecmp(optarg, "aodv") == 0)  in main()
1039 			else if (strcasecmp(optarg, "carp") == 0)  in main()
1041 			else if (strcasecmp(optarg, "radius") == 0)  in main()
1043 			else if (strcasecmp(optarg, "zmtp1") == 0)  in main()
1045 			else if (strcasecmp(optarg, "vxlan") == 0)  in main()
1047 			else if (strcasecmp(optarg, "pgm") == 0)  in main()
1049 			else if (strcasecmp(optarg, "pgm_zmtp1") == 0)  in main()
1051 			else if (strcasecmp(optarg, "lmp") == 0)  in main()
1054 				error("unknown packet type `%s'", optarg);  in main()
1072 			VFileName = optarg;  in main()
1076 			WFileName = optarg;  in main()
1080 			Wflag = atoi(optarg);  in main()
1082 				error("invalid number of output files %s", optarg);  in main()
1097 			gndo->ndo_dltname = optarg;  in main()
1119 			if (optarg) {  in main()
1120 				zflag = strdup(optarg);  in main()
1128 			if (optarg) {  in main()
1129 				username = strdup(optarg);  in main()