rename include to lkmc

kernel_modules/Makefile

@@ -1,15 +1,17 @@
-ifeq ($(OBJECT_FILES),)
-# Hardcoding  LKMC_MODULE_SUBDIRS here because is not defined.
-obj-m += $(addsuffix .o, $(notdir $(basename $(filter-out %.mod.c, $(wildcard $(BR2_EXTERNAL_LKMC_PATH)/kernel_modules/*.c)))))
-else
 # Trying to do:
 # $(MAKE) -C '$(LINUX_DIR)' M='$(M)' hello.ko hello2.ko
 # to restrict which modules are built leads to failures
 # when doing parallel builds. The only solution I could find
 # was to let the host select obj-m itself.
 obj-m += $(OBJECT_FILES)
-endif
-ccflags-y := -DDEBUG -g -std=gnu99 -Werror -Wno-declaration-after-statement -Wframe-larger-than=1000000000
+ccflags-y := \
+  -DDEBUG \
+  -ggdb3 \
+  -std=gnu99 \
+  -Werror \
+  -Wframe-larger-than=1000000000 \
+  -Wno-declaration-after-statement \
+  $(CCFLAGS)
 
 .PHONY: all