Function xmlSAXUserParseFile 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn xmlSAXUserParseFile(
    sax: *mut _xmlSAXHandler,
    user_data: *mut c_void,
    filename: *const c_char,
) -> c_int

SAX user parse file.

UPSTREAM-PARITY

int xmlSAXUserParseFile(xmlSAXHandlerPtr sax, void *user_data,
                        const char *filename);