http://qs1969.pair.com?node_id=682175


in reply to Re^4: Installing modules to a private module directory
in thread Installing modules to a private module directory

You might try DBI.
it works here on my machine:
$ perl Makefile.PL PREFIX=/tmp/foo LIB=/tmp/foo/lib $ make $ make install $ perl -wle' use lib "/tmp/foo/lib"; use DBI; print $INC{"DBI.pm"}' /tmp/foo/lib/i486-linux-gnu-thread-multi/DBI.pm