Mark Geisert fff17ad73f Cygwin: Fix return value of sched_getaffinity
Have sched_getaffinity() interface like glibc's, and provide an
undocumented internal interface __sched_getaffinity_sys() like the Linux
kernel's sched_getaffinity() for benefit of taskset(1).
2019-06-28 17:10:39 +02:00
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