These are the steps I use to install libapreq2.
# ./configure --with-apache2-apxs=/path/to/apache/apxs
--with-expat=/usr/local --enable-perl-glue
# gmake
# gmake test
# gmake install
Except for the --with-expat flag, this is what is in the INSTALL doc. If
you checkout from svn, run ./buildcon
I've been using apache2/mod_perl2 on FreeBSD for years. Currently using
6.3 and 7.2. Installing from ports should work fine, but I prefer to
install separate versions of apache2 and mod_perl2 from source. Haven't
had a problem installing either of those in sometime. Installing
libapreq2 on Free
