_FCNRW_FSPRIV
#define LFCNSEGUSE _FCNRW_FSPRIV('L', 23, struct lfs_seguse_array)
#define LFCNBMAPV _FCNRW_FSPRIV('L', 16, struct lfs_fcntl_markv)
#define LFCNMARKV _FCNRW_FSPRIV('L', 17, struct lfs_fcntl_markv)
#define LFCNFILESTATS _FCNRW_FSPRIV('L', 18, struct lfs_filestat_req)
#define LFCNREWRITEFILE _FCNRW_FSPRIV('L', 19, struct lfs_inode_array)
#define LFCNSCRAMBLE _FCNRW_FSPRIV('L', 20, struct lfs_inode_array)
#define LFCNREWRITESEGS _FCNRW_FSPRIV('L', 21, struct lfs_segnum_array)
#define LFCNBMAPV_COMPAT_70 _FCNRW_FSPRIV('L', 2, struct lfs_fcntl_markv_70)
#define LFCNMARKV_COMPAT_70 _FCNRW_FSPRIV('L', 3, struct lfs_fcntl_markv_70)