import { Command as $Command } from "@aws-sdk/smithy-client";
import { Handler, HttpHandlerOptions as __HttpHandlerOptions, MetadataBearer as __MetadataBearer, MiddlewareStack } from "@aws-sdk/types";
import { IAMClientResolvedConfig, ServiceInputTypes, ServiceOutputTypes } from "../IAMClient";
import { ListPolicyVersionsRequest, ListPolicyVersionsResponse } from "../models/models_0";
export interface ListPolicyVersionsCommandInput extends ListPolicyVersionsRequest {
}
export interface ListPolicyVersionsCommandOutput extends ListPolicyVersionsResponse, __MetadataBearer {
}
/**
 * <p>Lists information about the versions of the specified managed policy, including the
 *             version that is currently set as the policy's default version.</p>
 *         <p>For more information about managed policies, see <a href="https://docs.aws.amazon.com/IAM/latest/UserGuide/policies-managed-vs-inline.html">Managed policies and inline
 *                 policies</a> in the <i>IAM User Guide</i>.</p>
 * @example
 * Use a bare-bones client and the command you need to make an API call.
 * ```javascript
 * import { IAMClient, ListPolicyVersionsCommand } from "@aws-sdk/client-iam"; // ES Modules import
 * // const { IAMClient, ListPolicyVersionsCommand } = require("@aws-sdk/client-iam"); // CommonJS import
 * const client = new IAMClient(config);
 * const command = new ListPolicyVersionsCommand(input);
 * const response = await client.send(command);
 * ```
 *
 * @see {@link ListPolicyVersionsCommandInput} for command's `input` shape.
 * @see {@link ListPolicyVersionsCommandOutput} for command's `response` shape.
 * @see {@link IAMClientResolvedConfig | config} for command's `input` shape.
 *
 */
export declare class ListPolicyVersionsCommand extends $Command<ListPolicyVersionsCommandInput, ListPolicyVersionsCommandOutput, IAMClientResolvedConfig> {
    readonly input: ListPolicyVersionsCommandInput;
    constructor(input: ListPolicyVersionsCommandInput);
    /**
     * @internal
     */
    resolveMiddleware(clientStack: MiddlewareStack<ServiceInputTypes, ServiceOutputTypes>, configuration: IAMClientResolvedConfig, options?: __HttpHandlerOptions): Handler<ListPolicyVersionsCommandInput, ListPolicyVersionsCommandOutput>;
    private serialize;
    private deserialize;
}
