80     private $processPipes;  variable in Symfony\\Component\\Process\\Process
339 …$this->process = @proc_open($commandline, $descriptors, $this->processPipes->pipes, $this->cwd, $e…
347             $this->fallbackStatus['pid'] = (int) fgets($this->processPipes->pipes[3]);
410             if (!$this->processPipes->haveReadSupport()) {
419 …    $running = '\\' === \DIRECTORY_SEPARATOR ? $this->isRunning() : $this->processPipes->areOpen();
1371 …$this->processPipes = new WindowsPipes($this->input, !$this->outputDisabled || $this->hasCallback);
1373 …$this->processPipes = new UnixPipes($this->isTty(), $this->isPty(), $this->input, !$this->outputDi…
1376         return $this->processPipes->getDescriptors();
1509         $result = $this->processPipes->readAndWrite($blocking, $close);
1528         $this->processPipes->close();
1667         foreach ($this->processPipes->getFiles() as $offset => $filename) {