Log Message:
Fix subversion shared libraries search paths when configuring the
Perl modules. Fix problem like the following and as seen in
bulk build logs:
$ perl -MSVN::Ra -e '1'
/usr/pkg/lib/perl5/vendor_perl/5.8.0/i386-netbsd-thread-multi/auto/SVN/_Ra/_Ra.so: \ 
Undefined PLT symbol "svn_ra_init_ra_libs" (symnum = 13)

Approved by maintainer.
Bump PKGREVISION of the p5-subversion package to 2.