/* Return a list of windows representing the geometry of the
* physical displays attached to the computer. */
-list_t *sys_info(win_t *root);
+list_t *sys_info(void);
/* First call, calls wm_insert for each existing window */
-win_t *sys_init(void);
+void sys_init(void);
/* Starts the main loop */
-void sys_run(win_t *root);
+void sys_run(void);
/* Exit main loop */
void sys_exit(void);
/* Free all static data, for memory debugging */
-void sys_free(win_t *root);
+void sys_free(void);