private com.google.protobuf.SingleFieldBuilderV3<
            io.vertx.mod.ipc.eon.IpcStatus, io.vertx.mod.ipc.eon.IpcStatus.Builder, io.vertx.mod.ipc.eon.IpcStatusOrBuilder>
        getResponseStatusFieldBuilder() {
            if (this.responseStatusBuilder_ == null) {
                this.responseStatusBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<