--- 2.4.19pre7aa1/arch/x86_64/config.in.~1~	Thu Apr 18 12:21:52 2002
+++ 2.4.19pre7aa1/arch/x86_64/config.in	Fri Apr 19 19:17:59 2002
@@ -51,14 +51,14 @@
 define_bool CONFIG_X86_IO_APIC y
 define_bool CONFIG_X86_LOCAL_APIC y
 
-define_bool CONFIG_HAVE_DEC_LOCK y
-
 #currently broken:
 #bool 'MTRR (Memory Type Range Register) support' CONFIG_MTRR
 bool 'Symmetric multi-processing support' CONFIG_SMP
 
 if [ "$CONFIG_SMP" != "y" ]; then
    define_bool CONFIG_X86_UP_IOAPIC y
+else
+   define_bool CONFIG_HAVE_DEC_LOCK y
 fi
 endmenu