Definitions for "Portable Operating System Interface"
Keywords:  iec, ieee, unix, multithreaded, iso
A standard operating system interface that allows both Berkeley-based and AT&T-based Unix systems to share a common system call interface.
A set of operating system portable interface standards defined by the Institute of the Electrical and Electronic Engineers (IEEE), and is now an ISO/IEC international standard (ISO/IEC 9945).
A standard set of APIs for portable multithreaded programming.