export type NaviServiceEndpoint = {
    baseUrl: string;
    headers?: Record<string, string>;
};
export type NaviSdkServiceOptions = {
    naviOpenApi?: NaviServiceEndpoint;
    astrosApi?: NaviServiceEndpoint;
};
export type NaviSdkConfig = {
    services?: NaviSdkServiceOptions;
};
export type ServiceEndpointOption = {
    services?: NaviSdkServiceOptions;
};
export declare function configureNaviSdk(config: NaviSdkConfig): void;
export declare function getNaviSdkConfigVersion(): number;
export declare function resolveNaviOpenApiEndpoint(options?: ServiceEndpointOption): NaviServiceEndpoint;
export declare function buildNaviOpenApiUrl(path: string, options?: ServiceEndpointOption): string;
export declare function mergeServiceHeaders(defaults: HeadersInit, endpoint?: NaviServiceEndpoint): {
    [x: string]: string;
};
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