Please remember to copy the list on all replies.
Of course one can't rely on something being in /usr/local, but that misses the
point: If you install something in /usr/local the compiler is going to find it
unless there's another instance in the command line search list (-I and -L).
Worse,
Sorry about not doing the reply-all - many decades of trying not to do that
accidentally …
Agree on /usr/local - we are making the same point but two different ways. On
any unix type system any developer simply has to take care to avoid problems
with /user/local - “ignore at your peril” if you