extern int signature_check_enabled; extern int script_assert_enabled; void toggle_signature_check(); void toggle_script_asserts(); void show_choose_zip_menu(); int do_nandroid_backup(const char* backup_name); int do_nandroid_restore(); void show_nandroid_restore_menu(); void show_nandroid_menu(); void show_partition_menu(); void show_choose_zip_menu(); int install_zip(const char* packagefilepath); int __system(const char *command); void show_advanced_menu(); int format_unknown_device(const char *device, const char* path, const char *fs_type); void wipe_battery_stats(); void create_fstab(); int has_datadata(); void handle_failure(int ret); void process_volumes(); int extendedcommand_file_exists(); void show_install_update_menu(); int confirm_selection(const char* title, const char* confirm); int run_and_remove_extendedcommand();