"I'd think," Anse cut in, "that any guns Kitchell'd have he'd be hangin' on to needin' them his ownself.
Any guns Kitchell'd have he'd keep because he needed them himself. 
mnli hypothesis: Any guns Kitchell'd have he'd keep because he needed them himself.  premise: "I'd think," Anse cut in, "that any guns Kitchell'd have he'd be hangin' on to needin' them his ownself.