--- zzzz-none-000/linux-4.19.183/include/linux/vmstat.h	2021-03-24 10:07:39.000000000 +0000
+++ bcm63-7530ax-756/linux-4.19.183/include/linux/vmstat.h	2023-06-28 08:54:20.000000000 +0000
@@ -74,6 +74,10 @@
 
 extern void all_vm_events(unsigned long *);
 
+#if defined(CONFIG_AVM_POWERMETER)
+extern void __all_vm_events(unsigned long *ret);
+#endif/*--- #if defined(CONFIG_AVM_POWERMETER) ---*/
+
 extern void vm_events_fold_cpu(int cpu);
 
 #else