Origin for each line in wpa_supplicant.service.mk from check-in c3e160beba:

c3e160beba 2023-08-18    1: .if exists(/usr/local/sbin/wpa_supplicant)
c3e160beba 2023-08-18    2: DAEMON_wpa_supplicant_COMMAND?=/usr/local/sbin/wpa_supplicant
c3e160beba 2023-08-18    3: .elif exists(/usr/sbin/wpa_supplicant)
2213c809d5 2023-03-28    4: DAEMON_wpa_supplicant_COMMAND?=/usr/sbin/wpa_supplicant
c3e160beba 2023-08-18    5: .endif
2213c809d5 2023-03-28    6: DAEMON_wpa_supplicant_BACKGROUND?=-B
2213c809d5 2023-03-28    7: DAEMON_wpa_supplicant_ENABLE?=no
2213c809d5 2023-03-28    8: DAEMON_wpa_supplicant_FLAGS?=-M -iwlan* -Dbsd -c/etc/wpa_supplicant.conf
2213c809d5 2023-03-28    9: 
2213c809d5 2023-03-28   10: wpa_supplicant: ${_SERVICE}