Fatal error: Uncaught Exception: PagSeguroLibrary: cURL library is required. in C:\Apache24\htdocs\library\Zend\PagSeguro\source\PagSeguroLibrary\utils\PagSeguroHttpConnection.class.php:36 Stack trace: #0 C:\Apache24\htdocs\library\Zend\PagSeguro\source\PagSeguroLibrary\service\PagSeguroTransactionSearchService.class.php(136): PagSeguroHttpConnection->__construct() #1 C:\Apache24\htdocs\library\Zend\PagSeguro\source\examples\checkout\search\searchTransactionByCode.php(49): PagSeguroTransactionSearchService::searchByCode(Object(PagSeguroAccountCredentials), 'FC138A0E-C734-4...') #2 C:\Apache24\htdocs\library\Zend\PagSeguro\source\examples\checkout\search\searchTransactionByCode.php(119): SearchTransactionByCode::main() #3 {main} thrown in C:\Apache24\htdocs\library\Zend\PagSeguro\source\PagSeguroLibrary\utils\PagSeguroHttpConnection.class.php on line 36