[2.6 patch] x86_64: remove duplicate ARCH_DISCONTIGMEM_ENABLE option

One ARCH_DISCONTIGMEM_ENABLE option is enough.

Signed-off-by: Adrian Bunk <bunk@xxxxxxxxx>

--- linux-2.6.19-rc6-mm1/arch/x86_64/Kconfig.old        2006-11-26 
02:01:17.000000000 +0100
+++ linux-2.6.19-rc6-mm1/arch/x86_64/Kconfig    2006-11-26 02:01:28.000000000 
+0100
@@ -374,15 +374,10 @@
 config ARCH_DISCONTIGMEM_ENABLE
        bool
        depends on NUMA
        default y
 
-
-config ARCH_DISCONTIGMEM_ENABLE
-       def_bool y
-       depends on NUMA
-
 config ARCH_DISCONTIGMEM_DEFAULT
        def_bool y
        depends on NUMA
 
 config ARCH_SPARSEMEM_ENABLE