diff --git a/panel/p_user.c b/panel/p_user.c
index deb5bdf..8d65097 100644
--- a/panel/p_user.c
+++ b/panel/p_user.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2005,2010 Free Software Foundation, Inc.              *
+ * Copyright 2020,2021 Thomas E. Dickey                                     *
+ * Copyright 1998-2005,2010 Free Software Foundation, Inc.                  *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -32,13 +33,13 @@
  ****************************************************************************/
 
 /* p_user.c
- * Set/Get panels user pointer 
+ * Set/Get panels user pointer
  */
 #include "panel.priv.h"
 
-MODULE_ID("$Id: p_user.c,v 1.8 2010/01/23 23:18:35 tom Exp $")
+MODULE_ID("$Id: p_user.c,v 1.11 2021/06/17 21:20:30 tom Exp $")
 
-NCURSES_EXPORT(int)
+PANEL_EXPORT(int)
 set_panel_userptr(PANEL * pan, NCURSES_CONST void *uptr)
 {
   T((T_CALLED("set_panel_userptr(%p,%p)"), (void *)pan, (NCURSES_CONST void *)uptr));
@@ -48,7 +49,7 @@
   returnCode(OK);
 }
 
-NCURSES_EXPORT(NCURSES_CONST void *)
+PANEL_EXPORT(NCURSES_CONST void *)
 panel_userptr(const PANEL * pan)
 {
   T((T_CALLED("panel_userptr(%p)"), (const void *)pan));