--- zzzz-none-000/linux-4.1.38/net/phonet/Makefile	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/net/phonet/Makefile	2020-11-25 10:06:48.000000000 +0000
@@ -9,3 +9,10 @@
 	af_phonet.o
 
 pn_pep-y := pep.o pep-gprs.o
+
+ifdef BCM_KF # defined(CONFIG_BCM_KF_PHONET)
+obj-$(CONFIG_LD_PHONET) += ld_phonet.o
+obj-$(CONFIG_LD_TMODEM) += ld_tmodem.o
+
+subdir-ccflags-y += -Werror
+endif # BCM_KF