constarg_descriptor<bool>arg_disable_upnp={"disable-upnp","Disable UPnP (enhances local network privacy)",false,true};
constarg_descriptor<bool>arg_disable_stop_if_time_out_of_sync={"disable-stop-if-time-out-of-sync","Do not stop the daemon if serious time synchronization problem is detected",false,true};
constarg_descriptor<bool>arg_disable_stop_on_low_free_space={"disable-stop-on-low-free-space","Do not stop the daemon if free space at data dir is critically low",false,true};
constarg_descriptor<std::string>arg_db_engine={"db-engine","Specify database engine for storage. May be \"lmdb\"(default) or \"mdbx\"",ARG_DB_ENGINE_LMDB,false};