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The Single UNIX Specification, Version 2


What is UNIX®?
UNIX 98 | UNIX 03
The Single UNIX Specification Version 4
The Single UNIX Specification Version 3
ISO/IEC 9945
UNIX System API Tables
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UNIX Certification
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How many APIS are there?

Tables of the APIs are available.

The Single UNIX Specification Version 2 now has over 1400 programming interfaces. The UNIX 98 Workstation profile which includes CDE (and thus X11 and Motif) increases this number to over 3000 programming interfaces.

 


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