* testsuite/30_threads/async/54297.cc: Remove duplicate dragonfly
	selector.
	* testsuite/30_threads/call_once/60497.cc: Likewise.
	* testsuite/30_threads/condition_variable/54185.cc: Likewise.
	* testsuite/30_threads/condition_variable_any/53830.cc: Likewise.
	* testsuite/30_threads/packaged_task/60564.cc: Likewise.
	* testsuite/30_threads/packaged_task/cons/56492.cc: Likewise.
	* testsuite/30_threads/promise/60966.cc: Likewise.
	* testsuite/30_threads/shared_lock/cons/1.cc: Likewise.
	* testsuite/30_threads/shared_lock/cons/2.cc: Likewise.
	* testsuite/30_threads/shared_lock/cons/3.cc: Likewise.
	* testsuite/30_threads/shared_lock/cons/4.cc: Likewise.
	* testsuite/30_threads/shared_lock/cons/5.cc: Likewise.
	* testsuite/30_threads/shared_lock/cons/6.cc: Likewise.
	* testsuite/30_threads/shared_lock/locking/1.cc: Likewise.
	* testsuite/30_threads/shared_lock/locking/2.cc: Likewise.
	* testsuite/30_threads/shared_lock/locking/3.cc: Likewise.
	* testsuite/30_threads/shared_lock/locking/4.cc: Likewise.
	* testsuite/30_threads/shared_lock/modifiers/1.cc: Likewise.
	* testsuite/30_threads/shared_lock/modifiers/2.cc: Likewise.
	* testsuite/30_threads/shared_timed_mutex/cons/1.cc: Likewise.
	* testsuite/30_threads/shared_timed_mutex/try_lock/1.cc:
	* testsuite/30_threads/shared_timed_mutex/try_lock/2.cc: Likewise.
	* testsuite/30_threads/thread/native_handle/cancel.cc: Likewise.
	* testsuite/30_threads/timed_mutex/try_lock_until/57641.cc: Likewise.

From-SVN: r210859