Issue #9554 has been reported by Usaku NAKAMURA.

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Bug #9554: need read access for conout$ (io/console)
https://bugs.ruby-lang.org/issues/9554

* Author: Usaku NAKAMURA
* Status: Assigned
* Priority: Normal
* Assignee: Usaku NAKAMURA
* Category: ext
* Target version: current: 2.2.0
* ruby -v: -
* Backport: 1.9.3: REQUIRED, 2.0.0: REQUIRED, 2.1: REQUIRED
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今まで気づかなかったとは不覚。



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