void focus_cycle_popup_show(struct _ObClient *c, gboolean iconic_windows,
gboolean all_desktops, gboolean dock_windows,
gboolean desktop_windows);
-void focus_cycle_popup_hide();
+void focus_cycle_popup_hide(void);
void focus_cycle_popup_single_show(struct _ObClient *c,
gboolean iconic_windows,
gboolean all_desktops,
gboolean dock_windows,
gboolean desktop_windows);
-void focus_cycle_popup_single_hide();
+void focus_cycle_popup_single_hide(void);
/*! Reverts from the current @target to a new focus cycle target window */
struct _ObClient* focus_cycle_popup_revert(struct _ObClient *target);