2c2
< # $FreeBSD: head/Makefile 131876 2004-07-09 13:55:50Z phk $
---
> # $FreeBSD: head/Makefile 132234 2004-07-16 02:51:28Z marcel $
146a147
> .if defined(DESTDIR)
153,154c154,157
< # Attempt to rebuild and reinstall *everything*, with reasonable chance of
< # success, regardless of how old your existing system is.
---
> # Attempt to rebuild and reinstall everything. This target is not to be
> # used for upgrading an existing FreeBSD system, because the kernel is
> # not included. One can argue that this target doesn't build everything
> # then.
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> .else
> world:
> @echo "WARNING: make world will overwrite your existing FreeBSD"
> @echo "installation without also building and installing a new"
> @echo "kernel. This can be dangerous. Please read the handbook,"
> @echo "'Using make world', for how to upgrade your system."
> @echo "Define DESTDIR to the where you want to install FreeBSD,
> @echo "including /, to override this warning and proceed as usual."
> @echo "Bailing out now..."
> @false
> .endif