在商业产品中使用gSOAP需要什么许可？

I'd like to use gSOAP in a product which will be distributed commercially. The use I have in mind is what I suspect is a pretty typical workflow—generating a header using wsdl2h, consuming the header with soapcpp2, and then calling the functions generated in the stub in my code.I'd like to use gSOAP in a product which will b