Origin for each line in dhcpcd.service.mk from check-in bc20f9df9f:

7a1e7f4a58 2019-10-21    1: DAEMON_dhcpcd_COMMAND?=/sbin/dhcpcd
7a1e7f4a58 2019-10-21    2: DAEMON_dhcpcd_ENABLE?=no
bc20f9df9f 2019-10-24    3: DAEMON_dhcpcd_BACKGROUND?=-b
bc20f9df9f 2019-10-24    4: DAEMON_dhcpcd_FOREGROUND?=-B
7a1e7f4a58 2019-10-21    5: 
7a1e7f4a58 2019-10-21    6: dhcpcd: _service NETWORK SERVICE # mount -> SERVICE, cleanvar -> SERVICE