Index: dao/CdrDriver.h
--- dao/CdrDriver.h.orig
+++ dao/CdrDriver.h
@@ -440,7 +440,7 @@ class CdrDriver { (protected)
   int fullBurn_;
 
   static unsigned char syncPattern[12];
-  static char REMOTE_MSG_SYNC_[4];
+  static unsigned char REMOTE_MSG_SYNC_[4];
 
   static int speed2Mult(int);
   static int mult2Speed(int);