Under development
apache_getenv – Get an Apache subprocess_env variable
apache_get_modules – Get a list of loaded Apache modules
apache_get_version – Fetch Apache version
apache_lookup_uri – Perform a partial request for the specified URI and return all info about it
apache_note – Get and set apache request notes
apache_request_headers – Fetch all HTTP request headers
apache_reset_timeout – Reset the Apache write timer
apache_response_headers – Fetch all HTTP response headers
apache_setenv – Set an Apache subprocess_env variable