Origin for each line in smartd.service.mk from check-in af90e819b1:

7a1e7f4a58 2019-10-21        arcade: DAEMON_smartd_COMMAND?=/usr/local/sbin/smartd
7a1e7f4a58 2019-10-21        arcade: DAEMON_smartd_ENABLE?=no
bc20f9df9f 2019-10-24        arcade: DAEMON_smartd_FLAGS?=-c /usr/local/etc/smartd.conf
bc20f9df9f 2019-10-24        arcade: DAEMON_smartd_FOREGROUND?=-n
7a1e7f4a58 2019-10-21        arcade: 
7a1e7f4a58 2019-10-21        arcade: smartd: _service
7a1e7f4a58 2019-10-21        arcade: 	test -z "$${DAEMON_$@_ENABLE}" || \
7a1e7f4a58 2019-10-21        arcade: 	test -f /usr/local/etc/smartd.conf || { \
7a1e7f4a58 2019-10-21        arcade: 	  echo "MRC:$@> smartd requires config file to start." ; \
af90e819b1 2019-10-25        arcade: 	  exit 1; \
7a1e7f4a58 2019-10-21        arcade: 	}