foreign-gboxed: pass NIL for g-boxed-ptr as null-pointer

[cl-gtk2.git] / glib / gobject.structs.lisp

diff --git a/glib/gobject.structs.lisp b/glib/gobject.structs.lisp
index 6f5014f..175dcd2 100644 (file)
--- a/glib/gobject.structs.lisp
+++ b/glib/gobject.structs.lisp
@@ -89,6 +89,8 @@
   (ref-count :uint)
   (data :pointer))
 
+(defctype %g-initially-unowned %g-object)
+
 (defcstruct g-object-class
   (type-class g-type-class)
   (construct-properties :pointer)