[src/netbsd-1-4]: src Closing old heads

[srcmastr <srcmastr%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3a8d8019b218
branches:  netbsd-1-4
changeset: 931959:3a8d8019b218
user:      srcmastr <srcmastr%NetBSD.org@localhost>
date:      Fri May 01 04:04:01 2020 +0000

description:
Closing old heads