[X]

[..]
  1. X
  2. XA_TEST1
  3. XA_TEST2
  4. XCASE
  5. XD_CONTROL
  6. XD_DATA
  7. XD_GEOMETRY
  8. XD_INFO
  9. XD_JUMPER
  10. XD_MAXDRIVES
  11. XD_RESERVED
  12. XD_RESET
  13. XD_RETRIES
  14. XD_SELECT
  15. XD_SIGNATURE
  16. XD_STATUS
  17. XD_TIMEOUT
  18. XENIX_LINK_MAX
  19. XENIX_NICFREE
  20. XENIX_NICINOD
  21. XENIX_SUPER_MAGIC
  22. XIAFS_ADDRS_PER_Z
  23. XIAFS_ADDRS_PER_Z_BITS
  24. XIAFS_BITS_PER_Z
  25. XIAFS_BITS_PER_Z_BITS
  26. XIAFS_GET_BLOCKS
  27. XIAFS_INODES_PER_Z
  28. XIAFS_PUT_BLOCKS
  29. XIAFS_ZSHIFT
  30. XIAFS_ZSIZE
  31. XIAFS_ZSIZE_BITS
  32. XTABS
  33. XT_DISK_MAJOR
[..]