export interface WinEnvResult {
    /** Applied to `process.env` because nothing was set. Names only — never values. */
    loaded: string[];
    /** Present in the registry but already set in the environment; the environment won. */
    skipped: string[];
    /** True when this platform has nothing to recover (everything but win32). */
    skippedPlatform: boolean;
}
/** Parse `reg query` output: lines of `    NAME    REG_SZ    value`. */
export declare function parseRegQuery(text: string): Record<string, string>;
/**
 * Fill `env` with User/Machine-scope variables it is missing. Never overwrites.
 *
 * `platform` and `read` are injectable so the behaviour is testable without a Windows registry.
 */
export declare function recoverWindowsEnv(env?: NodeJS.ProcessEnv, opts?: {
    platform?: string;
    read?: (key: string) => Record<string, string>;
}): WinEnvResult;