diff --git a/ui.h b/ui.h
index d7c34421..ad3c2aa1 100644
--- a/ui.h
+++ b/ui.h
@@ -74,6 +74,9 @@ _UI_EXTERN int uiControlEnabled(uiControl *);
 _UI_EXTERN void uiControlEnable(uiControl *);
 _UI_EXTERN void uiControlDisable(uiControl *);
 
+_UI_EXTERN uiControl *uiAllocControl(size_t n, uint32_t OSsig, uint32_t typesig, const char *typenamestr);
+_UI_EXTERN void uiFreeControl(uiControl *);
+
 typedef struct uiWindow uiWindow;
 #define uiWindow(this) ((uiWindow *) (this))
 _UI_EXTERN char *uiWindowTitle(uiWindow *w);