-set(DYNNSUPDATE_CONFIG_FILE "/some/config/file" CACHE FILEPATH "Choose the file dyn-nsupdate reads its configuration from (for security reasons, this is hard-coded in the binary)")
+set(DYNNSUPDATE_CONFIG_FILE "/var/lib/bind/dyn-nsupdate.conf" CACHE FILEPATH "Choose the file dyn-nsupdate reads its configuration from (for security reasons, this is hard-coded in the binary)")