Function libxml::bindings::xmlTextWriterWriteVFormatAttributeNS

pub unsafe extern "C" fn xmlTextWriterWriteVFormatAttributeNS(
    writer: xmlTextWriterPtr,
    prefix: *const xmlChar,
    name: *const xmlChar,
    namespaceURI: *const xmlChar,
    format: *const c_char,
    argptr: *mut __va_list_tag
) -> c_int