ACPICA: reduce conflicts with Altix patch series

Syntax only -- no functional changes.

Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/include/asm-ia64/sn/acpi.h b/include/asm-ia64/sn/acpi.h
new file mode 100644
index 0000000..7d6cb3b
--- /dev/null
+++ b/include/asm-ia64/sn/acpi.h
@@ -0,0 +1,18 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2006 Silicon Graphics, Inc. All rights reserved.
+ */
+
+#ifndef _ASM_IA64_SN_ACPI_H
+#define _ASM_IA64_SN_ACPI_H
+
+#include "acpi/acglobal.h"
+
+#define SN_ACPI_BASE_SUPPORT()   sn_acpi_base_support()
+
+extern int sn_acpi_base_support(void);
+
+#endif /* _ASM_IA64_SN_ACPI_H */