+extern BOOL ntfs_may_write_mft_record(ntfs_volume *vol,
+ const unsigned long mft_no, const MFT_RECORD *m,
+ ntfs_inode **locked_ni);
+
+extern ntfs_inode *ntfs_mft_record_alloc(ntfs_volume *vol, const int mode,
+ ntfs_inode *base_ni, MFT_RECORD **mrec);
+extern int ntfs_extent_mft_record_free(ntfs_inode *ni, MFT_RECORD *m);
+