--- linux-2.5.40-vanilla/arch/i386/kernel/mpparse.c	Tue Oct  1 09:06:28 2002
+++ linux-2.5.40/arch/i386/kernel/mpparse.c	Wed Oct  2 13:14:18 2002
@@ -784,6 +784,8 @@
 
 #ifdef CONFIG_ACPI_BOOT
 
+#ifdef CONFIG_X86_LOCAL_APIC 
+
 void __init mp_register_lapic_address (
 	u64			address)
 {
@@ -1127,4 +1129,6 @@
 
 #endif /*CONFIG_X86_IO_APIC*/
 
+#endif /*CONFIG_X86_LOCAL_APIC*/
+
 #endif /*CONFIG_ACPI_BOOT*/