[o]

[..]
  1. obey_audio_state
  2. off_t
  3. offsetof
  4. old_ifr_hwaddr
  5. old_rtentry
  6. old_stat
  7. old_utsname
  8. oldold_utsname
  9. oom
  10. open
  11. open_aux
  12. open_inode
  13. open_mouse
  14. open_namei
  15. open_qp
  16. operand_address
  17. opl3_aftertouch
  18. opl3_alloc_voice
  19. opl3_bender
  20. opl3_close
  21. opl3_command
  22. opl3_controller
  23. opl3_detect
  24. opl3_hw_control
  25. opl3_init
  26. opl3_ioctl
  27. opl3_kill_note
  28. opl3_load_patch
  29. opl3_open
  30. opl3_panning
  31. opl3_patchmgr
  32. opl3_reset
  33. opl3_set_instr
  34. opl3_start_note
  35. opl3_volume_method
  36. opost
  37. options
  38. origin
  39. out_port_type
  40. outb
  41. outb_p
  42. outl
  43. outl_p
  44. output_byte
  45. output_byte_force
  46. output_ready
  47. outw
  48. outw_p
  49. overlap
  50. override
  51. overrides
[..]