Origin for each line in example.service_mk from check-in bd31af2533:

bd31af2533 2020-04-10        arcade: # vim:ft=make:
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # command to start service
bd31af2533 2020-04-10        arcade: DAEMON_example_COMMAND?=/path/service
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # flags to force daemonizing
bd31af2533 2020-04-10        arcade: DAEMON_example_BACKGROUND?=
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # enabled by default?
bd31af2533 2020-04-10        arcade: DAEMON_example_ENABLE?=no
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # general service flags
bd31af2533 2020-04-10        arcade: DAEMON_example_FLAGS?=
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # flags to prevent daemonizing
bd31af2533 2020-04-10        arcade: DAEMON_example_FOREGROUND?=
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # group to run service as
bd31af2533 2020-04-10        arcade: DAEMON_example_GROUP?=wheel
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # kernel modules to load prior to service start
bd31af2533 2020-04-10        arcade: DAEMON_example_MODULES?=
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # user to run service as
bd31af2533 2020-04-10        arcade: DAEMON_example_USER?=root
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # extra commands to execute before starting service
bd31af2533 2020-04-10        arcade: # _earlyservice - starts after root mount appear
bd31af2533 2020-04-10        arcade: # _service - doesn't required for early boot
bd31af2533 2020-04-10        arcade: # you also can select specific starter by inheriting class by full name:
bd31af2533 2020-04-10        arcade: # _(daemon|plain|svc)_(early)?service
bd31af2533 2020-04-10        arcade: example: _earlyservice
bd31af2533 2020-04-10        arcade: 	test -n "$${DAEMON_$@_ENABLE}" || echo service is always execute
bd31af2533 2020-04-10        arcade: 
bd31af2533 2020-04-10        arcade: # you can't be sure whether service is enabled on the first run, when future
bd31af2533 2020-04-10        arcade: # targets are only assembled, as service can be enabled later in the chain
bd31af2533 2020-04-10        arcade: # somake sure to check whether service is enabled in scripts you are running
bd31af2533 2020-04-10        arcade: # not in make constructs