intro(5)

intro5

Introduction to file formats

Overview

This section contains information about the file formats which comprise most data structures in the BSD environment, including:

  • ascii(7) configuration and resource files

  • system binary file and stream structures

  • composition of database files

Files

/etc/

base system software configuration files

/usr/local/etc/

locally installed software configuration files

Releases

83 releases since FreeBSD 2.2.2-RELEASE; the text changed 41 times.

  1. 2.2.2–2.2.8
  2. 2.2.9
  3. 3.0–3.2
  4. 3.3–3.5.1
  5. 4.0–4.2
  6. 4.3
  7. 4.4–4.11
  8. 5.0–5.5
  9. 6.0–6.3
  10. 6.4
  11. 7.0
  12. 7.1
  13. 7.2
  14. 7.3
  15. 7.4
  16. 8.0
  17. 8.1
  18. 8.2
  19. 8.3
  20. 8.4
  21. 9.0
  22. 9.1
  23. 9.2
  24. 9.3
  25. 10.0
  26. 10.1
  27. 10.2
  28. 10.3
  29. 10.4
  30. 11.0
  31. 11.1
  32. 11.2
  33. 11.3
  34. 11.4
  35. 12.0
  36. 12.1
  37. 12.2
  38. 12.3
  39. 12.4
  40. 13.0–13.2
  41. 13.3–14.2
  42. 14.3–16.0

History

The intro(5) manual page first appeared in FreeBSD 2.2.

From base 16.0-CURRENT-20261027-61c70dc16a79 in FreeBSD 16.0-CURRENT (2026-10-27). Parsed by carta from the page's mdoc source.