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Windows's messaging API is indeed asynchronous, but they're high-level APIs built on top of synchronous system calls, and therefore do not improve performance a
by FooBarWidget 12y ago
Windows's messaging API is indeed asynchronous, but they're high-level APIs built on top of synchronous system calls, and therefore do not improve performance as much as they could. For real asynchronous system calls, see the FlexSC paper I linked in my other comment.