/**
* RFC 5965 (Abuse Reporting Format) parser — turn an FBL complaint
* into a structured record. Zero-dep.
*
* @module
*/
export interface ArfReport {
	feedbackType?: string;
	userAgent?: string;
	version?: string;
	originalMailFrom?: string;
	originalRcptTo?: string;
	reportedDomain?: string;
	arrivalDate?: Date;
	sourceIp?: string;
	reportedMessageId?: string;
	reportedHeaders?: Record<string, string>;
}
/** Parse a raw ARF message (multipart/report with
*  `report-type=feedback-report`). We look for the `message/feedback-report`
*  part and the embedded original headers. */
export declare function parseArf(raw: string): ArfReport;