Fix FTBFS with clang

This resolves bug 2896

Signed-off-by: Ray Vine <ray-v@inbox.lv>

libk3b/jobs/k3bblankingjob.h

@@ -20,7 +20,9 @@
 #include "k3b_export.h"
 class TDEProcess;
 class TQString;
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 class K3bAbstractWriter;
 
 

libk3b/projects/audiocd/k3baudiojob.h

@@ -29,7 +29,9 @@ class KTempFile;
 class K3bCdrecordWriter;
 class K3bAudioNormalizeJob;
 class K3bAudioJobTempData;
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 class K3bAudioMaxSpeedJob;
 
 /**

libk3b/projects/datacd/k3bisoimager.h

@@ -29,7 +29,9 @@ class K3bFileItem;
 class TQTextStream;
 class K3bProcess;
 class TDEProcess;
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 class KTempFile;
 
 

libk3b/projects/k3babstractwriter.h

@@ -22,7 +22,9 @@
 
 #include <tqdatetime.h>
 
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 class K3bJobHandler;
 
 

libk3b/projects/k3bcdrdaowriter.h

@@ -24,7 +24,9 @@
 class K3bExternalBin;
 class K3bProcess;
 class TDEProcess;
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 class TQSocket;
 
 

libk3b/projects/k3bcdrecordwriter.h

@@ -25,7 +25,9 @@
 class K3bExternalBin;
 class K3bProcess;
 class TDEProcess;
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 
 
 class K3bCdrecordWriter : public K3bAbstractWriter

libk3b/projects/k3bdvdrecordwriter.h

@@ -19,7 +19,9 @@
 #include "k3bcdrecordwriter.h"
 
 
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 
 /**
  * Basically this is just a wrapper around K3bCdrecordWriter

libk3b/projects/mixedcd/k3bmixedjob.h

@@ -32,7 +32,9 @@ class K3bCdrecordWriter;
 class K3bMsInfoFetcher;
 class K3bAudioNormalizeJob;
 class K3bAudioJobTempData;
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 
 /**
   *@author Sebastian Trueg

libk3b/projects/movixcd/k3bmovixjob.h

@@ -20,7 +20,9 @@
 #include <k3bjob.h>
 
 class K3bMovixDoc;
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 class K3bDataJob;
 class KTempFile;
 class K3bMovixInstallation;

libk3b/projects/movixdvd/k3bmovixdvdjob.h

@@ -20,7 +20,9 @@
 #include <k3bjob.h>
 
 class K3bMovixDvdDoc;
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 class K3bDvdJob;
 class KTempFile;
 class K3bMovixInstallation;

libk3b/projects/videocd/k3bvcdjob.h

@@ -25,7 +25,9 @@ class K3bProcess;
 class TDEProcess;
 class TQDataStream;
 class K3bAbstractWriter;
-class K3bDevice::Device;
+namespace K3bDevice {
+    class Device;
+}
 
 
 class K3bVcdJob : public K3bBurnJob