+# call after ABI bump with header deb in working directory
+.PHONY: abiupdate
+abiupdate: abi-prev-${KVNAME}
+abi-prev-${KVNAME}: abi-tmp-${KVNAME}
+ifneq ($(strip $(shell git status --untracked-files=no --porcelain -z)),)
+ @echo "working directory unclean, aborting!"
+ @false
+else
+ git rm "abi-prev-*"
+ mv $< $@
+ git add $@
+ git commit -s -m "update ABI file for ${KVNAME}" -m "(generated with debian/scripts/abi-generate)"
+ @echo "update abi-prev-${KVNAME} committed!"
+endif
+
+abi-tmp-${KVNAME}:
+ @ test -e ${HDR_DEB} || (echo "need ${HDR_DEB} to extract ABI data!" && false)
+ debian/scripts/abi-generate ${HDR_DEB} $@ ${KVNAME} 1