/** Absolute path to `bin` on PATH, or null if not found. */
export declare function findExecutable(bin: string): string | null;
export declare function hasExecutable(bin: string): boolean;
/** Test hook — forget cached lookups. */
export declare function clearExecutableCache(): void;
/** A directly-spawnable target: a command plus fixed leading args (e.g. node + a .js). */
export interface SpawnTarget {
    command: string;
    prefixArgs: string[];
}
/**
 * Resolve `bin` (or an explicit `override` path) to a directly-spawnable target.
 * Non-Windows and real `.exe`/`.com` hits pass through untouched; Windows npm
 * shims are unwrapped to the executable they delegate to. Returns null when
 * nothing is found.
 */
export declare function resolveSpawnTarget(bin: string, override?: string): SpawnTarget | null;