+/* For debugging: turn on verbosity. */
+extern void grabscreen_verbose (void);
+
+#ifdef HAVE_COCOA
+/* Don't use these: internal interface of grabclient.c. */
+extern Bool osx_grab_desktop_image (Screen *, Window, Drawable,
+ XRectangle *geom_ret);
+extern Bool osx_load_image_file (Screen *, Window, Drawable,
+ const char *filename, XRectangle *geom_ret);
+#endif /* HAVE_COCOA */
+
+#ifdef USE_IPHONE
+extern void ios_load_random_image (void (*callback) (void *uiimage,
+ const char *filename,
+ int w, int h,
+ void *closure),
+ void *closure);
+#endif /* USE_IPHONE */
+