lib/MultiIniModifier.php
public function setValuesOnMaster($values, $section = 0)
    {
        if (!$this->master instanceof IniModifierInterface) {
            throw new IniException('Cannot set value on master which is only an ini reader');
        }
        $this->master->setValues($values, $section);
    }
public function setValuesOnMaster($values, $section = 0)
    {
        if (!$this->master instanceof IniModifierInterface) {
            throw new IniException('Cannot set value on master which is only an ini reader');
        }
        $this->master->setValues($values, $section);
    }
modify several options in the master ini file.

@param array  $value   associated array with key=>value
@param string $section the section where to set the item. 0 is the global section