--- /home/ctm/src/sys/conf/options	Mon Sep  6 03:15:20 1999
+++ ../conf/options	Sun Sep 12 23:57:17 1999
@@ -276,7 +276,8 @@
 
 # smbus related options
 ENABLE_ALART		opt_intpm.h
-
+#not smbus related. But intpm powermanagement related.
+PIIX_POWEROFF_ENABLE	opt_intpm.h
 # These cause changes all over the kernel
 DEBUG			opt_global.h
 DEBUG_LOCKS		opt_global.h