Scieneer Common Lisp 1.3.9 online documentation http:server-maximum-headers-size object [Generic Function] The HTTP server maximum request headers size, in bytes. If the server reads more bytes while reading a request header then the request is aborted and the connection closed. This provides the server with some protection against errant clients.
(setf (http:server-maximum-headers-size object) new-value) [Generic Function]