asio C++ library
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basic_channel::can_receive

Determine whether a message can be received without blocking. 

bool can_receive() const;
Copyright © 2003-2026 Christopher M. Kohlhoff

Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

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