ntfs_is_file_record
#define ntfs_is_mft_record(x) ( ntfs_is_file_record(x) )
&& (ntfs_is_file_record(m->magic)
if (ntfs_is_file_record(m->magic) && (m->flags & MFT_RECORD_IN_USE)) {
if (!ntfs_is_file_record(m->magic)) {