[ Thanks to Marius Ducea for this
link. ]
“The Apache2 HTTP Server is a modular program, where we can
choose its functionality by including in the server a set of
modules. The modules can be statically compiled into the httpd
binary when the server is built. Alternatively, modules can be
compiled as Dynamic Shared Objects (DSOs) that exist separately
from the main httpd binary file.“Normally enabling one particular apache DSO module will involve
editing the main apache configuration file and adding a LoadModule
line to enable the loading of the particular module…”