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/*
 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <sys/cdefs.h>

__BEGIN_DECLS

#define LOCK_SH 0
#define LOCK_EX 1
#define LOCK_UN 2
#define LOCK_NB (1 << 2)

int flock(int fd, int operation);

__END_DECLS