import type { LoggingFunction, SourceMapInput } from "rollup";
/**
 * Options for the plugin.
 */
type Options = {
    /**
     * Rollup's warning function.
     */
    warn?: LoggingFunction;
};
/**
 * Information about the code being processed.
 */
interface CodeInfo {
    /**
     * The name of the file.
     */
    fileName: string;
    /**
     * A list of import specifiers in the file.
     */
    imports: string[];
}
/**
 * Main internal function to transform ES module default exports in .d.ts files to be CJS compatible.
 * @param code The code of the chunk.
 * @param info Information about the file (name, imports).
 * @param options Plugin options, including the warning function.
 * @returns An object with the transformed code and a null map, or undefined if no transformation occurs or an error happens.
 */
declare const fixDtsDefaultCJSExports: (code: string, info: CodeInfo, options: Options) => {
    code: string;
    map: SourceMapInput | undefined;
} | undefined;
export = fixDtsDefaultCJSExports;