glib: exported glib-defcallback

diff --git a/glib/gobject.package.lisp b/glib/gobject.package.lisp
index 2d1fff2..16b0c97 100644 (file)
--- a/glib/gobject.package.lisp
+++ b/glib/gobject.package.lisp
@@ -185,7 +185,8 @@
            #:define-g-boxed-variant-cstruct
            #:g-boxed-foreign
            #:boxed-related-symbols
-           #:define-boxed-opaque-accessor)
+           #:define-boxed-opaque-accessor
+           #:glib-defcallback)
   (:documentation
    "CL-GTK2-GOBJECT is a binding to GObject type system.
 For information on GObject, see its @a[http://library.gnome.org/devel/gobject/stable/]{documentation}.