File cdrdao-gcc6-fixes.patch of Package cdrdao

From: Dominique Leuenberger <dimstar@opensuse.org>
Upstream: https://sourceforge.net/p/cdrdao/patches/27/

Fix build with gcc 6
====================

[   42s] CdrDriver.cc:498:64: error: narrowing conversion of '255' from 'int' to 'char' inside { } [-Wnarrowing]
[   42s]  char CdrDriver::REMOTE_MSG_SYNC_[4] = { 0xff, 0x00, 0xff, 0x00 };


Index: cdrdao-1.2.3/dao/CdrDriver.cc
===================================================================
--- cdrdao-1.2.3.orig/dao/CdrDriver.cc
+++ cdrdao-1.2.3/dao/CdrDriver.cc
@@ -495,7 +495,7 @@ unsigned char CdrDriver::syncPattern[12]
   0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0
 };
 
-char CdrDriver::REMOTE_MSG_SYNC_[4] = { 0xff, 0x00, 0xff, 0x00 };
+unsigned char CdrDriver::REMOTE_MSG_SYNC_[4] = { 0xff, 0x00, 0xff, 0x00 };
 
 
 /* Maps a string to the corresponding driver option value 
Index: cdrdao-1.2.3/dao/CdrDriver.h
===================================================================
--- cdrdao-1.2.3.orig/dao/CdrDriver.h
+++ cdrdao-1.2.3/dao/CdrDriver.h
@@ -440,7 +440,7 @@ protected:
   bool 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);