title: unable to know the use of the statement "(void) ipAddr; (void) port;" in Iotivity framework
body: <p>i was working on Iotivity framework, while tracing i was not able to know the use of these statements.
  iotivity-1.3.0/resource/csdk/stack/src/ocstack.c</p>
  
  <p>i'm curious to know the usage...</p>
  
  <pre><code>OCStackResult OCInit(const char *ipAddr, uint16_t port, OCMode mode)
  {
  (void) ipAddr;
  (void) port;
  return OCInit1(mode, OC_DEFAULT_FLAGS, OC_DEFAULT_FLAGS);
  }
  </code></pre>