private function suExec($command, &$output, &$status) {
if (!($proc = proc_open($command, [STDIN,["pipe","w"],["pipe","w"]], $pipes))) {
$status = -1;
private function suExec($command, &$output, &$status) {
if (!($proc = proc_open($command, [STDIN,["pipe","w"],["pipe","w"]], $pipes))) {
$status = -1;