vs

#include "stdafx.h"#include "rtpsession.h"  #include "rtpudpv4transmitter.h"  #include "rtpipv4address.h"  #include "rtpsessionparams.h"  #include "rtperrors.h"  #include "rtppacket.h"  #ifndef WIN32  #include <netinet/in.h>  #include <arpa/inet.h>  #else  #include <winsock2.h>  #endif // WIN32  #include <stdlib.h>  #include <stdio.h>  #include <iostream>  #include <string>  using namespace jrtplib;//  // This function checks if there was a RTP error. If so, it displays an error  // message and exists.  //  void checkerror(int rtperr){    if (rtperr < 0)