#unconditional
FS_SECRM_FL
FS_UNRM_FL
FS_COMPR_FL
FS_SYNC_FL
FS_IMMUTABLE_FL
FS_APPEND_FL
FS_NODUMP_FL
FS_NOATIME_FL
FS_DIRTY_FL
FS_COMPRBLK_FL
FS_NOCOMP_FL
FS_ENCRYPT_FL
FS_INDEX_FL
FS_IMAGIC_FL
FS_JOURNAL_DATA_FL
FS_NOTAIL_FL
FS_DIRSYNC_FL
FS_TOPDIR_FL
FS_HUGE_FILE_FL
FS_EXTENT_FL
FS_VERITY_FL
FS_EA_INODE_FL
FS_EOFBLOCKS_FL
FS_NOCOW_FL
FS_DAX_FL
FS_INLINE_DATA_FL
FS_PROJINHERIT_FL
FS_CASEFOLD_FL
FS_RESERVED_FL