ReadFSInfo
status_t ReadFSInfo(fs_info* info);
status_t error = volume->ReadFSInfo(info);
result = volume->ReadFSInfo(&info);
virtual status_t ReadFSInfo(fs_info* info);
virtual status_t ReadFSInfo(fs_info* info);
virtual status_t ReadFSInfo(fs_info* info);
virtual status_t ReadFSInfo(fs_info* info);