/** Navigator fields used to resolve the platform-neutral primary keyboard modifier. */
interface PlatformNavigator{readonly userAgentData?:{readonly platform?:string;};readonly platform?:string;readonly userAgent?:string;}
/** Concrete operating-system family needed by platform-neutral keyboard shortcuts. */
/**
* Resolves the current operating-system family without depending on the deprecated
* `navigator.platform` value alone. Client Hints is preferred when available, while the legacy
* platform and reduced user-agent strings keep the result usable across current browser engines.
*/
export declare function detectPlatform(source?:PlatformNavigator|null|undefined):'mac'|'windows'|'linux';export{};