--- np2/sound/rhythmc.c	2003/12/04 13:54:29	1.5
+++ np2/sound/rhythmc.c	2004/02/18 18:29:29	1.7
@@ -172,10 +172,10 @@ void rhythm_update(RHYTHM rhy) {
 	} while(++r < rterm);
 }
 
-void rhythm_setreg(RHYTHM rhy, BYTE reg, BYTE value) {
+void rhythm_setreg(RHYTHM rhy, REG8 reg, REG8 value) {
 
 	RHYTHMCH	*r;
-	BYTE		bit;
+	REG8		bit;
 	int			i;
 
 	if (reg == 0x10) {
@@ -197,7 +197,7 @@ void rhythm_setreg(RHYTHM rhy, BYTE reg,
 			r++;
 		}
 	}
-	else if (reg == 0x11) {										// ver0.28
+	else if (reg == 0x11) {
 		sound_sync();
 		rhy->vol = (~value) & 0x3f;
 		rhythm_update(rhy);