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Ken Brown 4eaa55463d Cygwin: FIFO: allow take_ownership to be interrupted
Use cygwait in take_ownership to allow interruption while waiting to
become owner.  Return the cygwait return value or a suitable value to
indicate an error.

raw_read now checks the return value and acts accordingly.
2020-07-16 15:59:53 -04:00
..

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