Editing POSIX (section)

====POSIX.1-2001 (with two TCs)====
''POSIX.1-2001'' (or IEEE Std 1003.1-2001) equates to the ''Single UNIX Specification, version 3'' minus ''X/Open Curses''.<ref>{{cite web|url=https://unix.org/version3/overview.html|title=The Single UNIX Specification Version 3 - Overview|website=unix.org}}</ref>

This standard consisted of:
* the Base Definitions, Issue 6,
* the System Interfaces and Headers, Issue 6,
* the Commands and Utilities, Issue 6.

IEEE Std 1003.1-2004 involved a minor update of POSIX.1-2001. It incorporated two minor updates or [[Erratum|errata]] referred to as ''Technical Corrigenda'' (TCs).<ref>{{cite web|url=http://www.unix.org/version3/ieee_std.html|title=IEEE Std 1003.1|edition = 2004|publisher=Unix.org|access-date=26 July 2009}}</ref> Its contents are available on the web.<ref>{{cite web|url=https://pubs.opengroup.org/onlinepubs/009695399/|title=Base Specifications, Issue 6|edition=2004|access-date=20 July 2024|publisher=The Open Group}}.</ref>