[R]

[..]
  1. RBCR0
  2. RBCR1
  3. RCR
  4. RCTRL
  5. RCV_SHUTDOWN
  6. RD0
  7. RD1
  8. RD2
  9. RDC
  10. RDCE
  11. READ
  12. READA
  13. READY_STAT
  14. READ_10
  15. READ_6
  16. READ_CAPACITY
  17. REALLY_SLOW_IO
  18. REASSIGN_BLOCKS
  19. RECIEVE_DAIGNOSTIC
  20. RECONNECT_NOW
  21. RECOVERED_ERROR
  22. RECV_MASK
  23. REDO
  24. REG
  25. RELEASE
  26. REMOVE_LINKS
  27. REQUEST_SENSE
  28. REQ_CMDOUT
  29. REQ_DATAIN
  30. REQ_DATAOUT
  31. REQ_MASK
  32. REQ_MSGIN
  33. REQ_MSGOUT
  34. REQ_STATIN
  35. RESERVATION_CONFLICT
  36. RESERVE
  37. RESET_TIMEOUT
  38. RESTORE_MOST
  39. RESTORE_POINTERS
  40. REZERO_UNIT
  41. RLIMIT_CORE
  42. RLIMIT_CPU
  43. RLIMIT_DATA
  44. RLIMIT_FSIZE
  45. RLIMIT_MEMLOCK
  46. RLIMIT_NPROC
  47. RLIMIT_OFILE
  48. RLIMIT_RSS
  49. RLIMIT_STACK
  50. RLIM_INFINITY
  51. RLIM_NLIMITS
  52. ROUNDING
  53. ROUND_0
  54. ROUND_DOWN
  55. ROUND_NEAREST
  56. ROUND_UP
  57. RO_IOCTLS
  58. RQ_THRESHOLD_HW
  59. RQ_THRESHOLD_LW
  60. RSAR0
  61. RSAR1
  62. RSHIFT
  63. RSR
  64. RST
  65. RS_TIMER
  66. RUSAGE_BOTH
  67. RUSAGE_CHILDREN
  68. RUSAGE_SELF
  69. RXE
  70. RXEE
  71. Read_FIFO
  72. Read_Loopback
  73. Read_SCSI_Data
[..]