-debian_check_files_source = $(if $(DEB_CHECK_FILES_SOURCE_$(1)),$(DEB_CHECK_FILES_SOURCE_$(1)),$(1))
-debian_check_files_check = $(call divert_files_replace_name,$(call debian_check_files_source,$(1)))
+debian_check_files_source = $(if $(DEB_CHECK_FILES_SOURCE_$(1)),$(DEB_CHECK_FILES_SOURCE_$(1)),$(call divert_files_replace_name,$(1)))