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POSIX (Portable Operating System Interface) is a set of standard operating system interfaces based on the Unix operating system.
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The Portable Operating System Interface is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating ...
POSIX.1-2017 is intended to be used by both application developers and system implementors and comprises four major components (each in an associated volume):.

POSIX

Operating system
The Portable Operating System Interface is a family of standards specified by the IEEE Computer Society for maintaining compatibility between operating systems. Wikipedia
Abbreviation: POSIX
Domain: Application programming interfaces
Latest version: IEEE Std 1003.1-2017; 2017; 7 years ago
Related standards: ISO/IEC 9945
Status: Published

Nov 9, 2021 · POSIX stands for Portable Operating System Interface. It's a family of standards specified by IEEE for maintaining compatibility among operating ...
The C POSIX library is a specification of a C standard library for POSIX systems. It was developed at the same time as the ANSI C standard.
Function calls are defined in the System Interfaces volume of POSIX.1-2017, and commands are defined in the Shell and Utilities volume of POSIX.1-2017. 3.21 ...
Jul 15, 2019 · Seth: The POSIX standard is a document released by the IEEE that describes a "portable operating system." As long as developers write programs ...
This module provides access to operating system functionality that is standardized by the C Standard and the POSIX standard (a thinly disguised Unix interface).
Jun 29, 2023 · POSIX is a standard specified by the IEEE developed in the 1980s for maintaining its compatibility among the operating systems.