Add HTTPD structure with all the stuff actually needed to call the

entry point.

scheme/packages.scm

@@ -591,6 +591,11 @@
 	define-record-types)
   (files (httpd options)))
 
+(define-structure httpd (compound-interface httpd-core-interface
+					    httpd-make-options-interface)
+  (open httpd-core
+	httpd-make-options))
+
 (define-structure httpd-access-control httpd-access-control-interface
   (open scheme-with-scsh
 	(subset srfi-1 (any every))