[r]

1. read_area
2. read_head
3. read_ind
4. read_inode
5. read_intr
6. read_pipe
7. release
8. relocation_info
9. remove_from_queues
10. reset_controller
11. reset_hd
12. respond
13. restore_cur
14. ri
15. rs_init
16. rs_write
17. rw
18. rw_abs_hd
19. rw_hd
20. rw_tty
21. rw_ttyx