--- np2/x11/gtk2/dialog_screen.c	2010/12/23 06:32:35	1.4
+++ np2/x11/gtk2/dialog_screen.c	2011/01/15 18:43:13	1.7
@@ -1,5 +1,3 @@
-/*	$Id: dialog_screen.c,v 1.4 2010/12/23 06:32:35 monaka Exp $	*/
-
 /*
  * Copyright (c) 2002-2003 NONAKA Kimihiro
  * All rights reserved.
@@ -87,8 +85,6 @@ ok_button_clicked(GtkButton *b, gpointer
 	BOOL renewal;
 	int i;
 
-	UNUSED(b);
-
 	/* Video tab */
 	video_lcd = GTK_TOGGLE_BUTTON(video_lcd_checkbutton)->active;
 	video_lcdrev = GTK_TOGGLE_BUTTON(video_lcd_reverse_checkbutton)->active;
@@ -173,8 +169,6 @@ static void
 dialog_destroy(GtkWidget *w, GtkWidget **wp)
 {
 
-	UNUSED(wp);
-
 	install_idle_process();
 	gtk_widget_destroy(w);
 }
@@ -190,8 +184,6 @@ static void
 uPD72020_radiobutton_clicked(GtkButton *b, gpointer d)
 {
 
-	UNUSED(b);
-
 	chip_uPD72020 = (gint)d;
 }
 
@@ -199,8 +191,6 @@ static void
 gc_radiobutton_clicked(GtkButton *b, gpointer d)
 {
 
-	UNUSED(b);
-
 	chip_gc_kind = (gint)d;
 }
 
@@ -277,8 +267,8 @@ create_video_note(void)
 static GtkWidget*
 create_chip_note(void)
 {
-	static char *gdc_str[] = { "uPD7220", "uPD72020" };
-	static char *gc_str[] = { "None", "GRCG", "GRCG+", "EGC" };
+	static const char *gdc_str[] = { "uPD7220", "uPD72020" };
+	static const char *gc_str[] = { "None", "GRCG", "GRCG+", "EGC" };
 	GtkWidget *main_widget;
 	GtkWidget *gdc_frame;
 	GtkWidget *gdc_hbox;