647   static void usagehelp_exit(const char *prog_name) {  in usagehelp_exit()  argument
658       "\n", prog_name);  in usagehelp_exit()
665       "\n", prog_name);  in usagehelp_exit()
673       "\n", prog_name);  in usagehelp_exit()
682     const char *prog_name = strrchr(argv[0], '/');  in main()  local
683     if (prog_name)  in main()
684       prog_name++;  in main()
686       prog_name = argv[0];  in main()
714                   prog_name, opt, optarg);  in main()
719                   prog_name, MAX_COMPRESS);  in main()
735                 prog_name, optopt);  in main()
740                 prog_name, optopt);  in main()
751       fprintf(stderr, "%s: missing BMPBLOCK name\n", prog_name);  in main()
756       usagehelp_exit(prog_name);  in main()