extern void tui_redisplay_readline (void);
/* Expand TABs into spaces. */
-extern char *tui_expand_tabs (const char *, int);
+extern gdb::unique_xmalloc_ptr<char> tui_expand_tabs (const char *);
+
+/* Enter/leave reverse video mode. */
+extern void tui_set_reverse_mode (WINDOW *w, bool reverse);
+
+/* Apply STYLE to the window. */
+extern void tui_apply_style (WINDOW *w, ui_file_style style);
extern struct ui_out *tui_out;
extern cli_ui_out *tui_old_uiout;