import { type AgentId } from './registry.js';
export interface AgentDetection {
    installed: boolean;
    via: 'bin' | 'config-dir' | 'forced' | 'none';
    binPath?: string;
}
export type DetectionMap = Record<AgentId, AgentDetection>;
export interface PathEnv {
    path?: string;
    pathext?: string;
    platform?: NodeJS.Platform;
    exists?: (file: string) => boolean;
}
/** Resolves a binary on PATH without shelling out; honors PATHEXT on win32. */
export declare function findOnPath(bin: string, env?: PathEnv): string | undefined;
export declare function detectAgents(forced?: AgentId[]): DetectionMap;
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