--- np2/i386c/ia32/cpu_io.h	2011/01/15 17:17:23	1.4
+++ np2/i386c/ia32/cpu_io.h	2011/12/21 18:02:47	1.5
@@ -26,16 +26,18 @@
 #ifndef	IA32_CPU_CPU_IO_H__
 #define	IA32_CPU_CPU_IO_H__
 
+#include "interface.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-UINT8 cpu_in(UINT port);
-UINT16 cpu_in_w(UINT port);
-UINT32 cpu_in_d(UINT port);
-void cpu_out(UINT port, UINT8 val);
-void cpu_out_w(UINT port, UINT16 val);
-void cpu_out_d(UINT port, UINT32 val);
+UINT8 IOINPCALL cpu_in(UINT port);
+UINT16 IOINPCALL cpu_in_w(UINT port);
+UINT32 IOINPCALL cpu_in_d(UINT port);
+void IOOUTCALL cpu_out(UINT port, UINT8 val);
+void IOOUTCALL cpu_out_w(UINT port, UINT16 val);
+void IOOUTCALL cpu_out_d(UINT port, UINT32 val);
 
 #ifdef __cplusplus
 }