[about file expansion by truncate]
> Basically, the program depends on behaviour that was never guaranteed
> to be there.
1. it is useful
2. it is documented in a few places AFAIK
3. it is portable enough for Star Office (Solaris I guess)
> BTW, _some_ subset is doable on FAT. You can't always do it (bloody
> thing doesn't support holes), but you can try the following (warning -
> untested patch):
Holes are nothing special. They are just a simple type of compression.
We are doing overcommit on filesystems, and need an OOD killer to
wipe out big files like the Star Office executable.
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