int FileSendChunked(FDIOBuffer *FDB, const char **Err);
int FileRecvChunked(FDIOBuffer *FDB, const char **Err);
eReadState WriteIOBAlreadyRead(FDIOBuffer *FDB, const char **Error);
int FileSendChunked(FDIOBuffer *FDB, const char **Err);
int FileRecvChunked(FDIOBuffer *FDB, const char **Err);
eReadState WriteIOBAlreadyRead(FDIOBuffer *FDB, const char **Error);