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# POSIX

POSIX® is a family of standards defined by the IEEE to give a minimum API and interface standardization across the variants of UNIX® operating systems.

One part of it is the standardization of minimum functionality and behaviour of the system shell and some utilities (commands).

- UNIX is a registered trademark of The Open Group in the US and other countries.
- POSIX is a registered trademark of the IEEE Inc.

## See also

- Dictionary, internal: shell

November 7, 2024
November 7, 2024

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