···4343include include/config/auto.conf4444include scripts/Kbuild.include45454646+# When building external modules load the Kbuild file to retreive EXTRA_SYMBOLS info4647ifneq ($(KBUILD_EXTMOD),)4848+4949+# set src + obj - they may be used when building the .mod.c file5050+obj := $(KBUILD_EXTMOD)5151+src := $(obj)5252+4753# Include the module's Makefile to find KBUILD_EXTRA_SYMBOLS4854include $(if $(wildcard $(KBUILD_EXTMOD)/Kbuild), \4955 $(KBUILD_EXTMOD)/Kbuild, $(KBUILD_EXTMOD)/Makefile)