Index: uspace/lib/wndmgt/include/wndmgt.h
===================================================================
--- uspace/lib/wndmgt/include/wndmgt.h	(revision 3a6d44b7107686f79a1655757bb73fedf182438b)
+++ uspace/lib/wndmgt/include/wndmgt.h	(revision a7635a177884aed1ceb6858ac9ddf2117dbd49a8)
@@ -48,4 +48,5 @@
 extern void wndmgt_free_window_info(wndmgt_window_info_t *);
 extern errno_t wndmgt_activate_window(wndmgt_t *, sysarg_t, sysarg_t);
+extern errno_t wndmgt_deactivate_window(wndmgt_t *, sysarg_t, sysarg_t);
 extern errno_t wndmgt_close_window(wndmgt_t *, sysarg_t);