abstract val construct: (callback: (@R|kotlin/ParameterName|(name = String(error)) ERROR CLASS: Symbol not found for js.errors.JsError??) -> Unit) -> Unit?
abstract val destroy: (@R|kotlin/ParameterName|(name = String(error)) ERROR CLASS: Symbol not found for js.errors.JsError??, callback: (@R|kotlin/ParameterName|(name = String(error)) ERROR CLASS: Symbol not found for js.errors.JsError??) -> Unit) -> Unit?
abstract val final: (callback: (@R|kotlin/ParameterName|(name = String(error)) ERROR CLASS: Symbol not found for js.errors.JsError??) -> Unit) -> Unit?
abstract val write: (chunk: Any?, encoding: BufferEncoding, callback: (@R|kotlin/ParameterName|(name = String(error)) ERROR CLASS: Symbol not found for js.errors.JsError??) -> Unit) -> Unit?
abstract val writev: (chunks: Array<WritableOptionsWritevChunksItem>, callback: (@R|kotlin/ParameterName|(name = String(error)) ERROR CLASS: Symbol not found for js.errors.JsError??) -> Unit) -> Unit?