http://www.perlmonks.org?node_id=765510


in reply to Re^2: Overriding the registry's PERL5LIB in mod_perl on Win32
in thread Overriding the registry's PERL5LIB in mod_perl on Win32

I have no idea how it works on Windows, but on Linux all you need to do to set PERL5LIB is put it on the command-line when you start apache: PERL5LIB=/my/path apachectl start