Apache Reference: mod_mime, AddHandler

AddHandler

Associate Content Handler with File Extension
Syntax: AddHandler handler file-ext [file-ext ...]
Example: AddHandler cgi-script .cgi
Since: Apache 1.1

This directive maps a given file name extension file-ext to the handler handler one or more times. This mapping is added to any already in force, and it overrides any existing mappings for the same extension.