Solaris fixes for a few tests

[Alexis S. L. Carvalho]

Thus spake Giorgos Keramidas:
> On 2006-10-18 20:41, Thomas Arendsen Hein <thomas at intevation.de> wrote:
> > * Danek Duvall <danek.duvall at sun.com> [20061018 19:45]:
> > > Solaris' /bin/sh doesn't understand the "-e" test, but /bin/test does.
> > 
> > Thanks, test seem to run (not finished yet) fine on Solaris8 now,
> > but I don't have /bin/test (only /usr/bin/test) on Debian GNU/Linux.
> 
> Solaris and BSD use `/bin/test'.  Probably because /usr may not be
> available early enough during boot-time to access `/usr/bin/test'.
> 
> Do the tests work better without an explicit path, i.e. like this?
> 
>     if test -e foo ; then
>         foosuccess
>     fi

That's what's being used right now.  I'll change them to use test -d and
test -f instead (there are other tests using -d/-f, so they should be
ok...)

Alexis