Function xmlXPathNewContext 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn xmlXPathNewContext(
    doc: *mut _xmlDoc,
) -> *mut _xmlXPathContext

Create a new XPath context.

Allocates a _xmlXPathContext and an internal XPathContext, storing the latter’s pointer in the extra field.

UPSTREAM-PARITY

xmlXPathContextPtr xmlXPathNewContext(xmlDocPtr doc);