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< /* $FreeBSD: head/sys/dev/bktr/bktr_os.h 59278 2000-04-16 07:56:58Z roger $ */
---
> /* $FreeBSD: head/sys/dev/bktr/bktr_os.h 74903 2001-03-28 03:06:10Z jhb $ */
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> #if (__FreeBSD_version >=500000)
> #define DECLARE_INTR_MASK(s) critical_t s
> #define DISABLE_INTR(s) s = critical_enter()
> #define ENABLE_INTR(s) critical_exit(s)
> #else
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> #endif