text: #ifndef _RTIPDATA_H
  #define _RTIPDATA_H
  
  // ********************************************************************
  // RS232 DATA
  // ********************************************************************
  #if (INCLUDE_SLIP || INCLUDE_CSLIP || INCLUDE_PPP)
  typedef struct rs232_data
  {
  	RS232_IF_INFO rs232_if_info_arry[CFG_NUM_RS232];
    
  } RS232_DATA;
  
  typedef RS232_DATA RTP_FAR * PRS232_DATA;
  
  #endif
  
  // *********************************************************************
  // PPP
  // *********************************************************************
  #if (INCLUDE_PPP)
  typedef struct ppp_data
  {
  	PPP_XMIT_ESCAPE_FNC 		ppp_escape_routine;
  	PPP_GIVE_STRING_FNC			ppp_give_string_routine;
  
  } PPP_DATA;
  
  typedef PPP_DATA RTP_FAR * PPPP_DATA;
  #endif
  
  #endif /* _RTIPDATA_H */
  