chore(driver): pass also CC env variable if set.

Signed-off-by: Federico Di Pierro <[email protected]>

driver/configure/Makefile.inc.in

@@ -1,7 +1,9 @@
 MODULE_MAKEFILE_DIR := $(shell dirname $(abspath $(lastword $(MAKEFILE_LIST))))
 
-# Run the module build.sh (wrapper for make) script with an empty environment, but PATH
-HAS_@CONFIGURE_MODULE@ := $(shell env -i KBUILD_MODPOST_WARN=$(KBUILD_MODPOST_WARN) PATH="$(PATH)" KERNELDIR="$(KERNELDIR)" sh $(MODULE_MAKEFILE_DIR)/build.sh ; echo $$?)
+# Run the module build.sh (wrapper for make) script with an empty environment,
+# but pass PATH, KERNELDIR and eventually (if set) CC and KBUILD_MODPOST_WARN.
+# The latter ones are used by driverkit build templates.
+HAS_@CONFIGURE_MODULE@ := $(shell env -i CC=$(CC) KBUILD_MODPOST_WARN=$(KBUILD_MODPOST_WARN) PATH="$(PATH)" KERNELDIR="$(KERNELDIR)" sh $(MODULE_MAKEFILE_DIR)/build.sh ; echo $$?)
 
 ifeq ($(HAS_@CONFIGURE_MODULE@),0)
 $(info [configure] Setting HAS_@CONFIGURE_MODULE@ flag)