/**
 * Add a custom header to HTTP requests.
 * @param headerName - The name of the header
 * @param headerValue - The value of the header
 * @param options - Optional configuration. If provided with urlRegexp, the header will only be added to URLs matching the regex
 */
declare function addCustomHeader(headerName: string, headerValue: string, options?: {
    urlRegexp?: string;
}): void;
export declare const StyleURL: {
    Street: URL;
    Outdoors: URL;
    Light: URL;
    Dark: URL;
    Satellite: URL;
    SatelliteStreet: URL;
}, OfflinePackDownloadState: {
    Inactive: string | number;
    Active: string | number;
    Complete: string | number;
    Unknown?: string | number;
}, LineJoin: {
    Bevel: string | number;
    Round: string | number;
    Miter: string | number;
}, StyleSource: {
    DefaultSourceID: string;
}, TileServers: {
    Mapbox: string;
}, removeCustomHeader: (headerName: string) => void, setAccessToken: (accessToken: string | null) => Promise<string | null>, setWellKnownTileServer: (tileServer: string) => void, clearData: () => Promise<void>, getAccessToken: () => Promise<string>, setTelemetryEnabled: (telemetryEnabled: boolean) => void, setConnected: (connected: boolean) => void;
export { addCustomHeader };
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