Add missing defgeneric declaration

diff --git a/sql/metaclasses.lisp b/sql/metaclasses.lisp
index 72a3388db78d93823cff55b1bb65376f21392e92..72cbc4fffd3c7df025f84aa311d0511a7e9628bb 100644 (file)
--- a/sql/metaclasses.lisp
+++ b/sql/metaclasses.lisp
@@ -112,6 +112,7 @@
                                           base-table))
                                  (class-name class)))))
 
+(defgeneric ordered-class-direct-slots (class))
 (defmethod ordered-class-direct-slots ((self standard-db-class))
   (let ((direct-slot-names
          (mapcar #'slot-definition-name (class-direct-slots self)))