ntfs_readattr_plain
error = ntfs_readattr_plain(ntmp, ip, attrnum,
error = ntfs_readattr_plain(ntmp, ip, attrnum, attrname,
int ntfs_readattr_plain ( struct ntfsmount *, struct ntnode *, u_int32_t, char *, off_t, size_t, void *,size_t *, struct uio *);