-#ifdef CONFIG_MACH_SNOWBALL
-# ifdef machine_arch_type
-# undef machine_arch_type
-# define machine_arch_type __machine_arch_type
-# else
-# define machine_arch_type MACH_TYPE_SNOWBALL
-# endif
-# define machine_is_snowball() (machine_arch_type == MACH_TYPE_SNOWBALL)
-#else
-# define machine_is_snowball() (0)
-#endif
-