Issue #4646 has been reported by Eric Wong.

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Feature #4646: [PATCH] io/wait: add IO#wait_writable method
http://redmine.ruby-lang.org/issues/4646

Author: Eric Wong
Status: Open
Priority: Low
Assignee: 
Category: ext
Target version: 1.9.x


This is easier to use than IO.select for a single IO object
and is immune to the limitations/innefficiency of select()
on platforms where poll/ppoll is available.



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