78         exit(EXIT_FAILURE);  in get_mtu()
88         exit(EXIT_FAILURE);  in get_mtu()
94         exit(EXIT_FAILURE);  in get_mtu()
109         exit(EXIT_FAILURE);  in get_interfaces()
115         exit(EXIT_FAILURE);  in get_interfaces()
118         exit(EXIT_FAILURE);  in get_interfaces()
126         exit(EXIT_FAILURE);  in get_interfaces()
131         exit(EXIT_FAILURE);  in get_interfaces()
146             exit(EXIT_FAILURE);  in get_interfaces()
165             exit(EXIT_FAILURE);  in get_interfaces()
182         exit(EXIT_FAILURE);  in get_interfaces()
236                 exit(EXIT_FAILURE);  in iftop_main()
246                 exit(EXIT_FAILURE);  in iftop_main()
255             exit(EXIT_SUCCESS);  in iftop_main()
258         exit(EXIT_FAILURE);  in iftop_main()