Addressed several compiler warnings.

src/mud_event.c

@@ -83,8 +83,6 @@ EVENTFUNC(event_countdown)
       break;
     case eNULL:
       break;
-    default:
-      break;
   }
 
   return 0;
@@ -235,39 +233,3 @@ void clear_char_event_list(struct char_data * ch)
     event_cancel(pEvent);
   } 
 }
-
-/* change_event_duration contributed by Ripley */
-void change_event_duration(struct char_data * ch, event_id iId, long time)
-{
-  struct event * pEvent;
-  struct mud_event_data * pMudEvent = 0;
-  bool found = FALSE;
-
-  if (ch->events == NULL)
-    return;
-
-  if (ch->events->iSize == 0)
-    return;
-
-  clear_simple_list();  
-
-  while ((pEvent = (struct event *) simple_list(ch->events)) != NULL) {
-    if (!pEvent->isMudEvent)
-      continue;
-
-    pMudEvent = (struct mud_event_data * ) pEvent->event_obj;
-
-    if (pMudEvent->iId == iId) {
-      found = TRUE;
-      break;
-    }
-  }
-
-  if (found) {        
-    /* So we found the offending event, now build a new one, with the new time */
-    attach_mud_event(new_mud_event(iId, pMudEvent->pStruct, pMudEvent->sVariables), time);
-    event_cancel(pEvent);
-  }    
-
-}
-