* Returns TRUE if @version contains a valid value for this option,
* or FALSE if the option was specified with an invalid value.
*/
* Returns TRUE if @version contains a valid value for this option,
* or FALSE if the option was specified with an invalid value.
*/
* Returns TRUE if @protocol contains a valid value for this option,
* or FALSE if the option was specified with an invalid value.
*/
* Returns TRUE if @protocol contains a valid value for this option,
* or FALSE if the option was specified with an invalid value.
*/