--- np2/x11/compiler.h	2011/01/15 14:37:09	1.40
+++ np2/x11/compiler.h	2011/12/21 17:34:06	1.43
@@ -1,5 +1,3 @@
-/*	$Id: compiler.h,v 1.40 2011/01/15 14:37:09 monaka Exp $	*/
-
 /*-
  * Copyright (c) 2003, 2004 NONAKA Kimihiro
  * All rights reserved.
@@ -141,10 +139,6 @@ typedef	gboolean	BOOL;
 #define	roundup(x, y)	((((x)+((y)-1))/(y))*(y))
 #endif
 
-#ifndef	UNUSED
-#define	UNUSED(v)	((void)(v))
-#endif
-
 #define	FASTCALL
 #define	SOUNDCALL
 #define	MEMCALL
@@ -201,8 +195,10 @@ UINT32 gettick(void);
 #if defined(CPUCORE_IA32)
 #define	msgbox(title, msg)	toolkit_messagebox(title, msg);
 
+#if !defined(DISABLE_PC9821)
 #define	SUPPORT_PC9821
 #define	SUPPORT_CRT31KHZ
+#endif
 #define	SUPPORT_IDEIO
 #else
 #define	SUPPORT_CRT15KHZ