Removed legacy dead code from ex-rtdm rt-socketcan API, added shutdown() call to force recv() to unblock on CanClose()
// stdafx.cpp : source file that includes just the standard includes
// can_copcican_win32.pch will be the pre-compiled header
// stdafx.obj will contain the pre-compiled type information
#include "stdafx.h"
// TODO: reference any additional headers you need in STDAFX.H
// and not in this file