import { BaseEngineWrapper, RunLimits } from './base';
import { EngineId, FileInput, RunResult } from '../core/types';
export interface BibtexuOptions extends RunLimits {
    /** Aux file path (without the .aux extension is fine). */
    auxFile: string;
    files?: FileInput[];
    /**
     * Extra raw arguments. Note: bibtexu is Unicode-native (no flag needed);
     * its UTF-8 build compiles the bibtex8-style --8bit switch out entirely.
     * Useful knobs: --min-crossrefs=N, --language, --location.
     */
    extraArgs?: string[];
}
export declare class Bibtexu extends BaseEngineWrapper {
    protected readonly engineId: EngineId;
    run(options: BibtexuOptions): Promise<RunResult>;
}
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