It never fails (bsddb retirement in 2.3)

[Skip Montanaro]

    Nick> I couldn't find a _dbopen, but there's a dbopen in
    Nick> /usr/lib/libdb.a and /lib/libdb.a, both of which are symbolic
    Nick> links to /usr/ccs/lib/libdb.a.

Thanks, I can test for /usr/lib/libdb.a easily enough and add it if
necessary.  The include file grovelling is the key to keeping this from
being built with later library versions.  I'll post a new patch later
today. 

Skip