bool incremental = false;
// use transparent comparator so we can lookup in it by std::string_view keys
- std::map<std::string,boost::optional<bufferlist>,std::less<>> data;
+ std::map<std::string,std::optional<bufferlist>,std::less<>> data;
MKVData() : Message{MSG_KV_DATA, HEAD_VERSION, COMPAT_VERSION} { }