--- zzzz-none-000/linux-3.10.107/kernel/Makefile	2017-06-27 09:49:32.000000000 +0000
+++ vr9-7490-729/linux-3.10.107/kernel/Makefile	2021-11-10 11:53:56.000000000 +0000
@@ -102,6 +102,7 @@
 obj-$(CONFIG_TRACEPOINTS) += trace/
 obj-$(CONFIG_IRQ_WORK) += irq_work.o
 obj-$(CONFIG_CPU_PM) += cpu_pm.o
+obj-$(CONFIG_AVM_PROM_ENVIRONMENT) += env.o
 
 obj-$(CONFIG_PERF_EVENTS) += events/