/* udpExample.h - header file for UDP example */  /* Copyright 1984-1997 Wind River Systems, Inc. */  /* modification history -------------------- 01b,06nov97,mm   added copyright. 01a,10Feb94,ms   cleaned up for VxDemo. */  /* Defines common information for both server and client.*/  #define SERVER_PORT_NUM (5001) #define MSG_SIZE (1024)  /* Structure used for request/message from client */  struct request     {     int reply; /* TRUE if client wants a reply */     char message[MSG_SIZE];	/* Message buffer */     };