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./"/* sys_io_setup:
./" * Create an aio_context capable of receiving at least nr_events.
./" * ctxp must not point to an aio_context that already exists, and
./" * must be initialized to 0 prior to the call. On successful
./" * creation of the aio_context, *ctxp is filled in with the resulting
./" * handle. May fail with -EINVAL if *ctxp is not initialized,
./" * if the specified nr_events exceeds internal limits. May fail
./" * with -EAGAIN if the specified nr_events exceeds the user's limit
./" * of available events. May fail with -ENOMEM if insufficient kernel
./" * resources are available. May fail with -EFAULT if an invalid
./" * pointer is passed for ctxp. Will fail with -ENOSYS if not
./" * implemented.
./" */
./" -- note: libaio is actually providing io_queue_init and io_queue_grow
./" as separate functions. For now io_setup is the same as io_queue_grow.
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