1. file_autoindent
 2. file_bspace
 3. file_changes
 4. file_cmode
 5. file_column
 6. file_dirty
 7. file_id_no
 8. file_in_mark
 9. file_insmode
10. file_line
11. file_matching
12. file_name
13. file_new
14. file_number
15. file_path
16. file_rmargin
17. file_smart_tabs
18. file_tabsize
19. file_timed
20. file_w_height
21. file_w_left
22. file_w_top
23. file_w_width
24. file_wordwrap
25. file_x
26. file_y
27. sys_autoindent
28. sys_autostrip
29. sys_autotrail
30. sys_backups
31. sys_bounce
32. sys_bspace
33. sys_carraige
34. sys_cmode
35. sys_cols
36. sys_delete
37. sys_extensions
38. sys_fcount
39. sys_inmacro
40. sys_insmode
41. sys_matching
42. sys_mouse
43. sys_rdefs
44. sys_recording
45. sys_rmargin
46. sys_rows
47. sys_sdefs
48. sys_smart_tabs
49. sys_tabsize
50. sys_timed
51. sys_word_delim
52. sys_wordwrap
53. sys_zoom
54. version
55. ws_size