installer on a VTY with no kernel messages (VTY 2), show the installer
log in real time on VTY 3, and spawn a shell on VTY 4.
PR: bin/161047, bin/161048
MFC after: 2 weeks
not configure the host's networking if netbooted [1]. Also fix FTP
installations behind some firewalls [2].
PR: bin/159583 [2]
Reported by: stas [1]
Approved by: re (kib)
support files. This does not change the default behavior of anything.
To make bsdinstall-based media, pre-build world and GENERIC, then run
the release target in Makefile.bsdinstall.