run_command
static int run_command(char *, int, char **, sa_handle_t);
rval = run_command(command, argc - optind, argv + optind, handle);
rval = run_command(command, argc, argv, protocol, handle);
static int run_command(char *, int, char **, char *, sa_handle_t);
rc = run_command(my_argc, my_argv, NULL);
rc = run_command(my_argc, my_argv, &pos);
rc = run_command(argc, argv, NULL);
result = run_command(command,
static Doname run_command(Property line, Boolean print_machine);