updated backends to use type MutexRef

svn-id: r8776

2 files changed, 8 insertions, 8 deletions

diff --git a/backends/dc/dc.h b/backends/dc/dc.h
index 775c33b54f..8be53db2fd 100644
--- a/backends/dc/dc.h
+++ b/backends/dc/dc.h
@@ -85,10 +85,10 @@ class OSystem_Dreamcast : public OSystem {
   virtual void set_timer(int timer, int (*callback)(int));
 
   // Mutex handling
-  virtual void *create_mutex();
-  virtual void lock_mutex(void *mutex);
-  virtual void unlock_mutex(void *mutex);
-  virtual void delete_mutex(void *mutex);
+  virtual MutexRef create_mutex();
+  virtual void lock_mutex(MutexRef mutex);
+  virtual void unlock_mutex(MutexRef mutex);
+  virtual void delete_mutex(MutexRef mutex);
 
   // Savefile handling
   virtual SaveFileManager *get_savefile_manager();
diff --git a/backends/dc/dcmain.cpp b/backends/dc/dcmain.cpp
index 55c58c109d..49ffce2822 100644
--- a/backends/dc/dcmain.cpp
+++ b/backends/dc/dcmain.cpp
@@ -134,20 +134,20 @@ void OSystem_Dreamcast::create_thread(ThreadProc *proc, void *param) {
 
 
 /* Mutex handling */
-void *OSystem_Dreamcast::create_mutex()
+MutexRef OSystem_Dreamcast::create_mutex()
 {
   return NULL;
 }
 
-void OSystem_Dreamcast::lock_mutex(void *mutex)
+void OSystem_Dreamcast::lock_mutex(MutexRef mutex)
 {
 }
  
-void OSystem_Dreamcast::unlock_mutex(void *mutex)
+void OSystem_Dreamcast::unlock_mutex(MutexRef mutex)
 {
 }
 
-void OSystem_Dreamcast::delete_mutex(void *mutex)
+void OSystem_Dreamcast::delete_mutex(MutexRef mutex)
 {
 }