root/sys/arch/sparc64/include/spinlock.h
/*      $OpenBSD: spinlock.h,v 1.3 2017/09/05 02:40:54 guenther Exp $   */

#ifndef _MACHINE_SPINLOCK_H_
#define _MACHINE_SPINLOCK_H_

#define _ATOMIC_LOCK_UNLOCKED   (0x00)
#define _ATOMIC_LOCK_LOCKED     (0xFF)
typedef unsigned char _atomic_lock_t;

#endif