#endif
-#if defined (_M_IX86) || defined(_M_AMD64)
+#ifdef _M_IX86
C_ASSERT(FIELD_OFFSET(KUSER_SHARED_DATA, SystemCall) == 0x300);
C_ASSERT(FIELD_OFFSET(KTHREAD, InitialStack) == KTHREAD_INITIAL_STACK);
C_ASSERT(FIELD_OFFSET(KTHREAD, Teb) == KTHREAD_TEB);