(PHP 4 >= 4.3.9, PHP 5 <= 5.0.5, PECL mcve >= 1.0.0) Checks to see if response is comma delimited

(PHP 4 >= 4.3.9, PHP 5 <= 5.0.5, PECL mcve >= 1.0.0) Parse the comma delimited response so m_getcell

(PHP 4 >= 4.3.9, PHP 5 <= 5.0.5, PECL mcve >= 1.0.0) Check to see if outgoing buffer is clear