Scieneer Common Lisp 1.3.9 online documentation

http:server-service-function object[Generic Function]

The HTTP server service function. A service function must be specified and is called to generate a response to requests. This should be a function or a symbol naming a function. This function is called with the arguments: server, and the request.

(setf (http:server-service-function object) new-value)[Generic Function]