diff -r 9fb0f81b4416 -r 33f695f7773a config/arch/ia64.in
--- a/config/arch/ia64.in	Sun Oct 05 15:32:00 2008 +0000
+++ b/config/arch/ia64.in	Fri Nov 07 08:09:42 2008 +0000
@@ -2,6 +2,7 @@
 # EXPERIMENTAL
 
 config ARCH_ia64
+    select ARCH_64
     select ARCH_SUPPORTS_BOTH_ENDIAN
     help
       The ia64 architecture, as defined by: