Ruby » Ruby master

merges r31389 and r31398 from trunk into ruby_1_9_2.¶

• test/io/wait/test_io_wait.rb: New. for testing ext/io/wait.
  the patch was written by Eric Wong. [Feature #4531]
  --
  fix commit mistake of r31389.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@31821 b2dd03c8-39d4-4d8f-98ff-823fe69b080e