--- generic/jkSound-orig.h	2014-03-16 02:02:05.079275634 +0100
+++ generic/jkSound.h	2014-03-16 02:03:02.567202228 +0100
@@ -607,8 +607,8 @@
 #define TCL_SEEK Tcl_Seek
 #define TCL_TELL Tcl_Tell
 #else
-#define TCL_SEEK Tcl_SeekOld
-#define TCL_TELL Tcl_TellOld
+#define TCL_SEEK (tclStubsPtr->tcl_SeekOld)
+#define TCL_TELL (tclStubsPtr->tcl_TellOld)
 #endif
 
 #define SNACK_DB 4.34294481903251830000000 /*  = 10 / ln(10)  */