#unconditional
#val_type uint64_t
BTRFS_FEATURE_INCOMPAT_MIXED_BACKREF
BTRFS_FEATURE_INCOMPAT_DEFAULT_SUBVOL
BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS
BTRFS_FEATURE_INCOMPAT_COMPRESS_LZO
BTRFS_FEATURE_INCOMPAT_COMPRESS_ZSTD
BTRFS_FEATURE_INCOMPAT_BIG_METADATA
BTRFS_FEATURE_INCOMPAT_EXTENDED_IREF
BTRFS_FEATURE_INCOMPAT_RAID56
BTRFS_FEATURE_INCOMPAT_SKINNY_METADATA
BTRFS_FEATURE_INCOMPAT_NO_HOLES
BTRFS_FEATURE_INCOMPAT_METADATA_UUID
BTRFS_FEATURE_INCOMPAT_RAID1C34
BTRFS_FEATURE_INCOMPAT_ZONED
BTRFS_FEATURE_INCOMPAT_EXTENT_TREE_V2