Origin for each line in sysctl.init from check-in 5062c9b6fc:

5062c9b6fc 2019-10-19    1: # vim:ft=make:
5062c9b6fc 2019-10-19    2: 
5062c9b6fc 2019-10-19    3: sysctl: kld root
5062c9b6fc 2019-10-19    4: .if exists(/etc/sysctl.conf)
5062c9b6fc 2019-10-19    5: 	: Setting sysctl defaults.
5062c9b6fc 2019-10-19    6: 	awk '$$0~/^[ ]*(#.*)?$$/{next}{print}' < /etc/sysctl.conf | xargs -n1 sysctl
5062c9b6fc 2019-10-19    7: .endif