/** Native path semantics used by exact file-snapshot adapters. */
export type NativeSnapshotPlatform = "posix" | "windows";
/**
 * File identity must distinguish an opened handle from a pathname replacement.
 * Some filesystems report a zero inode/file-index when that guarantee is not
 * available. Exact snapshots fail closed instead of treating that value as an
 * identity shared by unrelated files.
 */
export declare function hasUsableNativeFileIdentity(stat: Readonly<{
    dev: bigint;
    ino: bigint;
}>): boolean;
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