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-rw-r--r--sys/vm/vm_extern.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/vm/vm_extern.h b/sys/vm/vm_extern.h
index 1fd6518cf4ed..d0e005088745 100644
--- a/sys/vm/vm_extern.h
+++ b/sys/vm/vm_extern.h
@@ -164,5 +164,8 @@ vm_addr_ok(vm_paddr_t pa, vm_paddr_t size, u_long alignment,
return (vm_addr_align_ok(pa, alignment) &&
vm_addr_bound_ok(pa, size, boundary));
}
+
+extern bool vm_check_pg_zero;
+
#endif /* _KERNEL */
#endif /* !_VM_EXTERN_H_ */