+ifeq ($(COLLECTD_FLAVOR), collectd-6)
+# 'collectd-6' flavor is using collectd-6.0 branch
+ COLLECTD_TAG ?= collectd-6.0
+ SAMPLE_CONF_VARIANT_NAME = collectd_sample_configs-latest
+ COLLECTD_USE_EXPERIMENTAL_PR ?= y
+endif #end of collectd-6.0-branch handling