interface TelemetryEnvConfig { NODE_ENV: string | ''; IS_COLLECTING: boolean | undefined; DEBUG: boolean; } declare global { var __MUI_X_TELEMETRY_DISABLED__: boolean | undefined; } export declare function getTelemetryEnvConfig(skipCache?: boolean): TelemetryEnvConfig; export declare function getTelemetryEnvConfigValue(key: K): TelemetryEnvConfig[K]; export declare function setTelemetryEnvConfigValue(key: K, value: NonNullable): void; export {};