Function set_blocking

src/core/network/socket.cpp:165–178

	}

	void set_blocking(SOCKET socket, bool blocking)
	{
		CE_ENSURE(socket != INVALID_SOCKET);

#if CROWN_PLATFORM_WINDOWS
		u_long non_blocking = blocking ? 0 : 1;
		int err = ioctlsocket(socket, FIONBIO, &non_blocking);
		CE_ASSERT(err == 0, "ioctlsocket: last_error() = %d", last_error());
		CE_UNUSED(err);
#else
		int flags = fcntl(socket, F_GETFL, 0);
		fcntl(socket, F_SETFL, blocking ? (flags & ~O_NONBLOCK) : O_NONBLOCK);
#endif
	}

	void set_reuse_address(SOCKET socket, bool reuse)
	{