import type { FileSystem } from '@atlaspack/types-internal';
export declare function findAlternativeNodeModules(fs: FileSystem, moduleName: string, dir: string): Promise<Array<string>>;
export declare function findAlternativeFiles(fs: FileSystem, fileSpecifier: string, dir: string, projectRoot: string, leadingDotSlash?: boolean, includeDirectories?: boolean, includeExtension?: boolean): Promise<Array<string>>;