/**
  * For SNMP Runtime internal use only. You should specify the <CODE>SnmpVarBindList</CODE> at
  * SnmpInformRequest creation time. You cannot modify it during the life-time of the object.
  */
 final synchronized void setVarBindList(SnmpVarBindList newvblst) {
   varBindList = newvblst;
   if (internalVarBind == null || internalVarBind.length != varBindList.size()) {
     internalVarBind = new SnmpVarBind[varBindList.size()];
   }
   varBindList.copyInto(internalVarBind);
 }