<download, build, install Stronghold as per the Stronghold docs>
% lwp-download http://perl.apache.org/dist/mod_perl-x.xx.tar.gz
% tar -zxf mod_perl-x.xx.tar.gz
% cd mod_perl-x.xx
% perl Makefile.PL && make test && make install
     (answer 'y' to the 2 prompts below)
<if you've installed Stronghold in /usr/local/stronghold, you'll be
 prompted to configure and build against, answer 'y' to both:>
% Configure mod_perl with /usr/local/stronghold/src ? [y] y
% Shall I build httpd in /usr/local/stronghold/src for you? [y] y
     (... see make stuff here ...)
% cp /usr/local/stronghold/src/httpsd <to wherever your httpsd lives>