diff --git a/ncurses/tinfo/lib_ti.c b/ncurses/tinfo/lib_ti.c
index e9ae746..5cb77b8 100644
--- a/ncurses/tinfo/lib_ti.c
+++ b/ncurses/tinfo/lib_ti.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2010,2013 Free Software Foundation, Inc.              *
+ * Copyright 2018,2020 Thomas E. Dickey                                     *
+ * Copyright 1998-2016,2017 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            *
@@ -36,7 +37,7 @@
 
 #include <tic.h>
 
-MODULE_ID("$Id: lib_ti.c,v 1.30 2013/06/08 16:55:05 tom Exp $")
+MODULE_ID("$Id: lib_ti.c,v 1.34 2020/02/02 23:34:34 tom Exp $")
 
 #if 0
 static bool
@@ -50,16 +51,16 @@
 #endif
 
 NCURSES_EXPORT(int)
-NCURSES_SP_NAME(tigetflag) (NCURSES_SP_DCLx NCURSES_CONST char *str)
+NCURSES_SP_NAME(tigetflag) (NCURSES_SP_DCLx const char *str)
 {
     int result = ABSENT_BOOLEAN;
-    int j = -1;
 
     T((T_CALLED("tigetflag(%p, %s)"), (void *) SP_PARM, str));
 
     if (HasTInfoTerminal(SP_PARM)) {
-	TERMTYPE *tp = &(TerminalOf(SP_PARM)->type);
+	TERMTYPE2 *tp = &TerminalType(TerminalOf(SP_PARM));
 	struct name_table_entry const *entry_ptr;
+	int j = -1;
 
 	entry_ptr = _nc_find_type_entry(str, BOOLEAN, FALSE);
 	if (entry_ptr != 0) {
@@ -88,23 +89,23 @@
 
 #if NCURSES_SP_FUNCS
 NCURSES_EXPORT(int)
-tigetflag(NCURSES_CONST char *str)
+tigetflag(const char *str)
 {
     return NCURSES_SP_NAME(tigetflag) (CURRENT_SCREEN, str);
 }
 #endif
 
 NCURSES_EXPORT(int)
-NCURSES_SP_NAME(tigetnum) (NCURSES_SP_DCLx NCURSES_CONST char *str)
+NCURSES_SP_NAME(tigetnum) (NCURSES_SP_DCLx const char *str)
 {
-    int j = -1;
     int result = CANCELLED_NUMERIC;	/* Solaris returns a -1 on error */
 
     T((T_CALLED("tigetnum(%p, %s)"), (void *) SP_PARM, str));
 
     if (HasTInfoTerminal(SP_PARM)) {
-	TERMTYPE *tp = &(TerminalOf(SP_PARM)->type);
+	TERMTYPE2 *tp = &TerminalType(TerminalOf(SP_PARM));
 	struct name_table_entry const *entry_ptr;
+	int j = -1;
 
 	entry_ptr = _nc_find_type_entry(str, NUMBER, FALSE);
 	if (entry_ptr != 0) {
@@ -135,23 +136,23 @@
 
 #if NCURSES_SP_FUNCS
 NCURSES_EXPORT(int)
-tigetnum(NCURSES_CONST char *str)
+tigetnum(const char *str)
 {
     return NCURSES_SP_NAME(tigetnum) (CURRENT_SCREEN, str);
 }
 #endif
 
 NCURSES_EXPORT(char *)
-NCURSES_SP_NAME(tigetstr) (NCURSES_SP_DCLx NCURSES_CONST char *str)
+NCURSES_SP_NAME(tigetstr) (NCURSES_SP_DCLx const char *str)
 {
     char *result = CANCELLED_STRING;
-    int j = -1;
 
     T((T_CALLED("tigetstr(%p, %s)"), (void *) SP_PARM, str));
 
     if (HasTInfoTerminal(SP_PARM)) {
-	TERMTYPE *tp = &(TerminalOf(SP_PARM)->type);
+	TERMTYPE2 *tp = &TerminalType(TerminalOf(SP_PARM));
 	struct name_table_entry const *entry_ptr;
+	int j = -1;
 
 	entry_ptr = _nc_find_type_entry(str, STRING, FALSE);
 	if (entry_ptr != 0) {
@@ -180,7 +181,7 @@
 
 #if NCURSES_SP_FUNCS
 NCURSES_EXPORT(char *)
-tigetstr(NCURSES_CONST char *str)
+tigetstr(const char *str)
 {
     return NCURSES_SP_NAME(tigetstr) (CURRENT_SCREEN, str);
 }