/**
 * Core configuration loading logic shared between Zod v3 and v4 implementations.
 * This module is version-agnostic and uses a ZodAdapter for version-specific operations.
 */
import { type BaseGetConfigOptions, type ZodAdapter } from './types.js';
/**
 * Core implementation of getConfig that works with any Zod version.
 *
 * @param options - Configuration options
 * @param schema - The Zod schema
 * @param adapter - The Zod adapter for version-specific operations
 * @returns Validated configuration object
 */
export declare const getConfigCore: <T>(options: BaseGetConfigOptions, schema: unknown, adapter: ZodAdapter) => T;
/**
 * Core implementation of getConfigAsync that works with any Zod version.
 * Loads configuration files asynchronously.
 *
 * @param options - Configuration options
 * @param schema - The Zod schema
 * @param adapter - The Zod adapter for version-specific operations
 * @returns Promise resolving to validated configuration object
 */
export declare const getConfigAsyncCore: <T>(options: BaseGetConfigOptions, schema: unknown, adapter: ZodAdapter) => Promise<T>;