subtle change in description of httpd (forking a thread)

doc/latex/httpd.tex

@@ -78,14 +78,12 @@ one argument, a \ex{httpd\=options}-record:
   The server's basic loop is to wait on the port for a connection from
   an HTTP client. When it receives a connection, it reads in and
   parses the request into a special request data structure. Then the
-  server \FIXME{Does the server still fork or does it make a thread. Is
+  server forks a thread, who binds the current I/O ports to the
-    this a difference? (Do not know)} forks a child process, who binds
+  connection socket, and then hands off to the top-level
-  the current I/O ports to the connection socket, and then hands off
+  \semvar{path-handler} (the first argument to httpd). The
-  to the top-level \semvar{path-handler} (the first argument to
+  \semvar{path-handler} procedure is responsible for actually serving
-  httpd). The \semvar{path-handler} procedure is responsible for
+  the request -- it can be any arbitrary computation.  Its output goes
-  actually serving the request -- it can be any arbitrary computation.
+  directly back to the HTTP client that sent the request.
-  Its output goes directly back to the HTTP client that sent the
-  request.
    
   Before calling the path handler to service the request, the HTTP
   server installs an error handler that fields any uncaught error,