import type { RuntimeExecutables, RuntimeKind } from './types.js';
export declare function parseRuntimeVersion(output: string): string | null;
export declare function versionSatisfies(actual: string, requested: string): boolean;
export declare function probeSystemRuntime(runtime: RuntimeKind, requestedVersion: string): Promise<{
    version: string;
    executables: RuntimeExecutables;
} | null>;