diff --git a/panel/panel.priv.h b/panel/panel.priv.h
index 1156c72..029a4f3 100644
--- a/panel/panel.priv.h
+++ b/panel/panel.priv.h
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2012,2014 Free Software Foundation, Inc.              *
+ * Copyright 2020 Thomas E. Dickey                                          *
+ * Copyright 1998-2014,2017 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            *
@@ -26,7 +27,7 @@
  * authorization.                                                           *
  ****************************************************************************/
 
-/* $Id: panel.priv.h,v 1.26 2014/11/01 14:48:03 tom Exp $ */
+/* $Id: panel.priv.h,v 1.30 2020/09/26 18:05:32 tom Exp $ */
 
 #ifndef NCURSES_PANEL_PRIV_H
 #define NCURSES_PANEL_PRIV_H 1
@@ -43,32 +44,27 @@
 struct screen;              /* forward declaration */
 
 #include "curses.priv.h"    /* includes nc_panel.h */
+
+#define NCURSES_OPAQUE_PANEL 0
+
 #include "panel.h"
 
-
-#if USE_RCS_IDS
-#  define MODULE_ID(id) static const char Ident[] = id;
-#else
-#  define MODULE_ID(id) /*nothing*/
-#endif
-
-
 #ifdef TRACE
-   extern NCURSES_EXPORT(const char *) _nc_my_visbuf (const void *);
+   extern PANEL_EXPORT(const char *) _nc_my_visbuf (const void *, int);
 #  ifdef TRACE_TXT
-#    define USER_PTR(ptr) _nc_visbuf((const char *)ptr)
+#    define USER_PTR(ptr,n) _nc_visbuf2(n, (const char *)ptr)
 #  else
-#    define USER_PTR(ptr) _nc_my_visbuf((const char *)ptr)
+#    define USER_PTR(ptr,n) _nc_my_visbuf((const char *)ptr, n)
 #  endif
 
 #  define returnPanel(code)	TRACE_RETURN1(code,panel)
 
-   extern NCURSES_EXPORT(PANEL *) _nc_retrace_panel (PANEL *);
-   extern NCURSES_EXPORT(void) _nc_dPanel (const char*, const PANEL*);
-   extern NCURSES_EXPORT(void) _nc_dStack (const char*, int, const PANEL*);
-   extern NCURSES_EXPORT(void) _nc_Wnoutrefresh (const PANEL*);
-   extern NCURSES_EXPORT(void) _nc_Touchpan (const PANEL*);
-   extern NCURSES_EXPORT(void) _nc_Touchline (const PANEL*, int, int);
+   extern PANEL_EXPORT(PANEL *) _nc_retrace_panel (PANEL *);
+   extern PANEL_EXPORT(void) _nc_dPanel (const char*, const PANEL*);
+   extern PANEL_EXPORT(void) _nc_dStack (const char*, int, const PANEL*);
+   extern PANEL_EXPORT(void) _nc_Wnoutrefresh (const PANEL*);
+   extern PANEL_EXPORT(void) _nc_Touchpan (const PANEL*);
+   extern PANEL_EXPORT(void) _nc_Touchline (const PANEL*, int, int);
 
 #  define dBug(x) _tracef x
 #  define dPanel(text,pan) _nc_dPanel(text,pan)
@@ -209,7 +205,7 @@
 
 #if NCURSES_SP_FUNCS
 /* These may become later renamed and part of panel.h and the public API */
-extern NCURSES_EXPORT(void) NCURSES_SP_NAME(_nc_update_panels)(SCREEN*);
+extern PANEL_EXPORT(void) NCURSES_SP_NAME(_nc_update_panels)(SCREEN*);
 #endif
 /* *INDENT-ON* */