--- np2/sound/sound.h	2003/10/16 17:58:01	1.1
+++ np2/sound/sound.h	2003/10/20 06:36:33	1.2
@@ -5,19 +5,27 @@
 
 typedef void (SOUNDCALL * SOUNDCB)(void *hdl, SINT32 *pcm, UINT count);
 
+typedef struct {
+	UINT	rate;
+	UINT32	hzbase;
+	UINT32	clockbase;
+	UINT32	minclock;
+	UINT32	lastclock;
+	UINT	writecount;
+} SOUNDCFG;
+
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-extern	UINT32	opna_rate;
-extern	UINT32	dsound_lastclock;
-
+extern	SOUNDCFG	soundcfg;
 
 BOOL sound_create(UINT rate, UINT ms);
 void sound_destroy(void);
 
 void sound_reset(void);
+void sound_changeclock(void);
 void sound_streamregist(void *hdl, SOUNDCB cbfn);
 
 void sound_sync(void);