Brian John b3535b4a4e use a mutex instead of a lock for more efficient/simple locking		2011-09-30 20:45:41 -05:00
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guard	use a mutex instead of a lock for more efficient/simple locking	2011-09-30 20:45:41 -05:00
guard.rb	use a mutex instead of a lock for more efficient/simple locking	2011-09-30 20:45:41 -05:00