C language function:AddRefActCtx sample codes

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TITLE : AddRefActCtx function (Windows)
void AddRefActCtx(.......

TITLE : How to Use the Activation Context API
Additionally, keep in mind that the operating system keeps a reference count for each activation context and only destroys the context when the reference count reaches zero. CreateActCtx sets the reference count to 1, ActivateActCtx() and AddRefActCtx() increment the reference count and both DeactivateActCtx() and ReleaseActCtx() decrement the reference count........
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