./configure --enable-pie --with-mpm=worker --enable-exception-hook --enable-auth-digest --enable-deflate --enable-expires --enable-suexec --enable-rewrite --enable-so
This installs everything in /usr/local/Apache2/
cgid daemon runs as the user configured in apache configuration and shuts down fine.
Optimizations. For Speed and Size.
Security: Suexec modifications.
Directory Layout changes. --with-layout.