import type { PtyManager } from "./pty-manager.js";
/**
 * Creates a PTY manager only when the host runtime supports the PTY backend.
 *
 * @returns A supported PTY manager, or `null` when PTY support is unavailable.
 *
 * @example
 * ```typescript
 * const ptyManager = await createPtyManagerIfSupported()
 * ```
 */
export declare function createPtyManagerIfSupported(): Promise<PtyManager | null>;
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