Added exponential backoff when errors occur in sicspoll

polldriv.h

@@ -16,6 +16,7 @@ typedef struct __POLLDRIV {
   void *objPointer;             /* a pointer to the object */
   time_t nextPoll;              /* next polling time */
   int pollIntervall;            /* poll intervall */
+  int actualPollIntervall;      /* for supporting exponential backoff */
   int (*isDue) (struct __POLLDRIV * self, time_t now, SConnection * pCon);
   /* function called to determine if this object must be polled */
   int (*poll) (struct __POLLDRIV * self, SConnection * pCon);