+/**\r
+ Check wheather the Controller handle is configured to use DNS protocol.\r
+\r
+ @param[in] Controller The handle of the controller.\r
+ \r
+ @retval TRUE The handle of the controller need the DNS protocol.\r
+ @retval FALSE The handle of the controller does not need the DNS protocol.\r
+ \r
+**/\r
+BOOLEAN\r
+IScsiDnsIsConfigured (\r
+ IN EFI_HANDLE Controller\r
+ );\r
+\r