a new way to hang 7.0

[Mikhail Teterin]

> >After correcting the destination path and REBOOTING, the dump
> >is proceeding. I removed the L-flag too, just in case :(
> >
> >Is this really a new way, or is it well known already? Thanks!
> 
> -L has been hanging systems ever since it existed.  Don't use it.

Why does `dump' implore me to use it, then? I wonder, if this is also
a problem on DragonFlyBSD...

Thanks!

	-mi