If you closely enough at the spec, it is unclear if this actually a violation.
Also, according to the developer, this same behavior was present from 10.3 to 10.9 ( Apple was certified to be compliant from 10.5 onwards which tells you that this isn't non conformant) and OS X did not even ship with a poll(2) implementation before 10.3 .
Also, according to the developer, this same behavior was present from 10.3 to 10.9 ( Apple was certified to be compliant from 10.5 onwards which tells you that this isn't non conformant) and OS X did not even ship with a poll(2) implementation before 10.3 .