--- zzzz-none-000/linux-4.1.38/drivers/net/usb/Makefile	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/drivers/net/usb/Makefile	2020-11-25 10:06:48.000000000 +0000
@@ -2,6 +2,10 @@
 # Makefile for USB Network drivers
 #
 
+ifdef BCM_KF # defined(CONFIG_BCM_KF_USBNET)
+EXTRA_CFLAGS	+= -I$(INC_BRCMSHARED_PUB_PATH)/$(BRCM_BOARD)
+endif #BCM_KF # defined(CONFIG_BCM_KF_USBNET)
+
 obj-$(CONFIG_USB_CATC)		+= catc.o
 obj-$(CONFIG_USB_KAWETH)	+= kaweth.o
 obj-$(CONFIG_USB_PEGASUS)	+= pegasus.o