48c48,49
<       while ($data = db_fetch_object($result)) {
---
>       $bool = true;
> 	  while ($data = db_fetch_object($result) AND $bool==true) {
54,57c55,59
<           $bool = module_invoke($product->ptype, 'productapi', $product, 'in_stock', $error);
<           if ($bool[0]) {
<             return true;
<           }
---
>           if (!module_invoke($product->ptype, 'productapi', $product, 'in_stock')) {
>             $bool = false;
>           } else {
> 		  	$bool = true;
> 		  }
60c62
<       return false;
---
> 	  return $bool;