Function xmlXPathObjectCopy 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn xmlXPathObjectCopy(
    val: *mut _xmlXPathObject,
) -> *mut _xmlXPathObject

Copy an XPath object (deep copy).

UPSTREAM-PARITY

xmlXPathObjectPtr xmlXPathObjectCopy(xmlXPathObjectPtr val);

Oracle behavior: returns a newly allocated object with the same type and value. Node-sets are copied element-by-element; strings are duplicated; numbers and booleans are copied by value.