Here are the classes, structs, unions and interfaces with brief descriptions:

NOpenThreads
CAffinity	Simple container for specifying which CPU a thread should have affinity with
CAtomic	This class provides an atomic increment and decrement operation
CAtomicPtr	This class provides an atomic pointer assignment using cas operations
CBarrier	This class provides an object-oriented thread barrier interface
CBlock	Block is a block that can be used to halt a thread that is waiting another thread to release it
CBlockCount	BlockCount is a block that can be used to halt a thread that is waiting for a specified number of operations to be completed
CCondition	This class provides an object-oriented thread condition interface
CMutex	This class provides an object-oriented thread mutex interface
CReadWriteMutex
CReentrantMutex
CReverseScopedLock
CReverseScopedPointerLock
CScopedLock
CScopedPointerLock
CScopedReadLock
CScopedWriteLock
CThread	This class provides an object-oriented thread interface