--- doomsday/plugins/openal/src/driver_openal.cpp	2012-05-15 06:01:38.000000000 +0200
+++ doomsday/plugins/openal/src/driver_openal.cpp	2012-05-29 07:37:21.170639342 +0200
@@ -66,6 +66,7 @@ ALenum(*EAXGet) (const struct _GUID* pro
 ALenum(*EAXSet) (const struct _GUID* propertySetID, ALuint prop, ALuint source, ALvoid* value, ALuint size);
 #endif
 
+extern "C" {
 int DS_Init(void);
 void DS_Shutdown(void);
 void DS_Event(int type);
@@ -83,6 +84,7 @@ void DS_SFX_Setv(sfxbuffer_t* buf, int p
 void DS_SFX_Listener(int prop, float value);
 void DS_SFX_Listenerv(int prop, float* values);
 int DS_SFX_Getv(int prop, void* values);
+}
 
 #ifdef WIN32
 // EAX 2.0 GUIDs
@@ -134,14 +136,14 @@ static void loadExtensions(void)
 #endif
 }
 
-int DS_Init(void)
+extern "C" int DS_Init(void)
 {
     // Already initialized?
     if(initOk) return true;
 
     // Open a playback device.
     /// @todo Shouldn't we use the system default device?
-    device = alcOpenDevice((ALCchar*) "DirectSound3D");
+    device = alcOpenDevice((ALCchar*) NULL);
     if(!device)
     {
         Con_Message("OpenAL init failed (device: DirectSound3D).\n");
@@ -167,7 +169,7 @@ int DS_Init(void)
     return true;
 }
 
-void DS_Shutdown(void)
+extern "C" void DS_Shutdown(void)
 {
     if(!initOk) return;
 
@@ -185,12 +187,12 @@ void DS_Event(int /*type*/)
     // Not supported.
 }
 
-int DS_SFX_Init(void)
+extern "C" int DS_SFX_Init(void)
 {
     return true;
 }
 
-sfxbuffer_t* DS_SFX_CreateBuffer(int flags, int bits, int rate)
+extern "C" sfxbuffer_t* DS_SFX_CreateBuffer(int flags, int bits, int rate)
 {
     sfxbuffer_t* buf;
     ALuint bufName, srcName;
@@ -236,7 +238,7 @@ sfxbuffer_t* DS_SFX_CreateBuffer(int fla
     return buf;
 }
 
-void DS_SFX_DestroyBuffer(sfxbuffer_t* buf)
+extern "C" void DS_SFX_DestroyBuffer(sfxbuffer_t* buf)
 {
     ALuint srcName, bufName;
 
@@ -251,7 +253,7 @@ void DS_SFX_DestroyBuffer(sfxbuffer_t* b
     Z_Free(buf);
 }
 
-void DS_SFX_Load(sfxbuffer_t* buf, struct sfxsample_s* sample)
+extern "C" void DS_SFX_Load(sfxbuffer_t* buf, struct sfxsample_s* sample)
 {
     if(!buf || !sample) return;
 
@@ -277,7 +279,7 @@ void DS_SFX_Load(sfxbuffer_t* buf, struc
 /**
  * Stops the buffer and makes it forget about its sample.
  */
-void DS_SFX_Reset(sfxbuffer_t* buf)
+extern "C" void DS_SFX_Reset(sfxbuffer_t* buf)
 {
     if(!buf) return;
 
@@ -285,7 +287,7 @@ void DS_SFX_Reset(sfxbuffer_t* buf)
     buf->sample = NULL;
 }
 
-void DS_SFX_Play(sfxbuffer_t* buf)
+extern "C" void DS_SFX_Play(sfxbuffer_t* buf)
 {
     ALuint source;
 
@@ -310,7 +312,7 @@ void DS_SFX_Play(sfxbuffer_t* buf)
     buf->flags |= SFXBF_PLAYING;
 }
 
-void DS_SFX_Stop(sfxbuffer_t* buf)
+extern "C" void DS_SFX_Stop(sfxbuffer_t* buf)
 {
     if(!buf || !buf->sample) return;
 
@@ -318,7 +320,7 @@ void DS_SFX_Stop(sfxbuffer_t* buf)
     buf->flags &= ~SFXBF_PLAYING;
 }
 
-void DS_SFX_Refresh(sfxbuffer_t* buf)
+extern "C" void DS_SFX_Refresh(sfxbuffer_t* buf)
 {
     ALint state;
 
@@ -368,7 +370,7 @@ static void setPan(ALuint source, float
     alSourcefv(source, AL_POSITION, pos);
 }
 
-void DS_SFX_Set(sfxbuffer_t* buf, int prop, float value)
+extern "C" void DS_SFX_Set(sfxbuffer_t* buf, int prop, float value)
 {
     ALuint source;
 
@@ -411,7 +413,7 @@ void DS_SFX_Set(sfxbuffer_t* buf, int pr
     }
 }
 
-void DS_SFX_Setv(sfxbuffer_t* buf, int prop, float* values)
+extern "C" void DS_SFX_Setv(sfxbuffer_t* buf, int prop, float* values)
 {
     ALuint source;
 
@@ -435,7 +437,7 @@ void DS_SFX_Setv(sfxbuffer_t* buf, int p
     }
 }
 
-void DS_SFX_Listener(int prop, float value)
+extern "C" void DS_SFX_Listener(int prop, float value)
 {
     switch(prop)
     {
@@ -451,7 +453,7 @@ void DS_SFX_Listener(int prop, float val
     }
 }
 
-void DS_SFX_Listenerv(int prop, float* values)
+extern "C" void DS_SFX_Listenerv(int prop, float* values)
 {
     float ori[6];
 
@@ -489,7 +491,7 @@ void DS_SFX_Listenerv(int prop, float* v
     }
 }
 
-int DS_SFX_Getv(int /*prop*/, void* /*values*/)
+extern "C" int DS_SFX_Getv(int /*prop*/, void* /*values*/)
 {
     // Stub.
     return 0;