(Deprecated: Use expires_after()
.) Set the stream buffer's expiry time
relative to now.
void expires_from_now( const duration & expiry_time);
This function sets the expiry time associated with the stream. Stream
operations performed after this time (where the operations cannot be
completed using the internal buffers) will fail with the error asio::error::operation_aborted
.
The expiry time to be used for the timer.