Function xmlTextReaderPrefix 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn xmlTextReaderPrefix(
    reader: *mut XmlTextReader,
) -> *mut xmlChar

Get the prefix of the current node.

Returns a newly allocated string, or NULL.

UPSTREAM-PARITY

xmlChar *xmlTextReaderPrefix(xmlTextReaderPtr reader);

Safety

reader must be a valid pointer or NULL.