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< /* $FreeBSD: head/sys/net/if_gre.h 125024 2004-01-26 12:33:56Z sobomax $ */
---
> /* $FreeBSD: head/sys/net/if_gre.h 127307 2004-03-22 16:04:43Z rwatson $ */
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> extern struct mtx gre_mtx;