# Domain/OS calls: file_$

## File IO

`

- file_$act_attributes
- file_$attributes
- file_$change_lock_d
- file_$create
- file_$create_it
- file_$cw_read
- file_$cw_write
- file_$delete
- file_$delete_force
- file_$delete_force_when_unlocked
- file_$delete_when_unlocked
- file_$export_lk
- file_$force_unlock
- file_$fw_file
- file_$fw_pages
- file_$fw_partial
- file_$get_attr_info
- file_$get_attributes
- file_$get_segment_map
- file_$import_lk
- file_$invalidate
- file_$locate
- file_$locatei
- file_$lock
- file_$lock_d
- file_$mk_immutable
- file_$mk_permanent
- file_$mk_temporary
- file_$neighbors
- file_$old_ap
- file_$purify
- file_$read_lock_entry
- file_$read_lock_entryi
- file_$read_lock_entryu
- file_$read_lock_entryui
- file_$remove_when_unlocked
- file_$reserve
- file_$set_acl
- file_$set_audited
- file_$set_devno
- file_$set_devno32
- file_$set_dirptr
- file_$set_dtm
- file_$set_dtm_f
- file_$set_dtu
- file_$set_dtu_f
- file_$set_len
- file_$set_len_d
- file_$set_mand_lock
- file_$set_mgr_attr
- file_$set_prot
- file_$set_refcnt
- file_$set_trouble
- file_$set_type
- file_$sync
- file_$truncate
- file_$truncate_d
- file_$unlock
- file_$unlock_all
- file_$unlock_d
- file_$unlock_proc
- file_$unlock_vol

`