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Blame: MSG_DONTWAIT
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Annotated edit history of MSG_DONTWAIT version 2, including all changes. View license author blame.
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2 CraigBox 1 The MSG_DONTWAIT flag tells the appropriate socket operation to work in a non-blocking way. The operation will return immediately with [EINPROGRESS]. In this mode all, some or no data will be sent. If there's an upcall function, it will be invoked after all data is sent.