Index: include/instdsp.h
===================================================================
--- include/instdsp.h	(revision 2a87ef34fd07974c881421fb76ef1350c42eb653)
+++ include/instdsp.h	(revision 26553e220dab452fa582e6e93bbb7bf903759c16)
@@ -124,10 +124,10 @@
 struct	instpnt	{	/* function point definition */
 
-	int16_t	iptim;		/* time (packed) */
-	int16_t	ipval;		/* value */
-	int16_t	ipvmlt;		/* value multiplier */
-
-	int8_t	ipvsrc;		/* value source */
-	int8_t	ipact;		/* action code */
+	uint16_t	iptim;	/* time (packed) */
+	int16_t		ipval;	/* value */
+	int16_t		ipvmlt;	/* value multiplier */
+
+	int8_t		ipvsrc;	/* value source */
+	int8_t		ipact;	/* action code */
 
 #define	AC_NULL		0	/* null action */
@@ -140,9 +140,9 @@
 #define	AC_UNDF		7	/* -- undefined - treated as AC_NULL -- */
 
-	int8_t	ippar1;		/* action parameter 1  (point) */
-	int8_t	ippar2;		/* action parameter 2  (count) */
-
-	int8_t	ippar3;		/* action parameter 3  (counter) */
-	int8_t	ippad;		/* padding for even boundary */
+	int8_t		ippar1;	/* action parameter 1  (point) */
+	int8_t		ippar2;	/* action parameter 2  (count) */
+
+	int8_t		ippar3;	/* action parameter 3  (counter) */
+	int8_t		ippad;	/* padding for even boundary */
 };