src := $(srctree)
obj := $(objtree)
-VPATH := $(srctree):$(KBUILD_EXTMOD)
+VPATH := $(srctree)$(if $(KBUILD_EXTMOD),:$(KBUILD_EXTMOD))
export srctree objtree VPATH TOPDIR
)
endef
-include/linux/version.h: $(srctree)/Makefile .config FORCE
+include/linux/version.h: $(srctree)/Makefile .config .kernelrelease FORCE
$(call filechk,version.h)
# ---------------------------------------------------------------------------