winecfg/audio: properly terminate an empty list of drivers (resend)

[Kirill K. Smirnov]

If no driver is found, the drivers list should be terminated with an empty 
driver, not just zeroes (bug 15699 causa).

The previous diff was just badly formatted. Now it is OK.
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diff --git a/programs/winecfg/audio.c b/programs/winecfg/audio.c
index 78f9f57..8e966a5 100644
--- a/programs/winecfg/audio.c
+++ b/programs/winecfg/audio.c
@@ -533,8 +533,10 @@ static void findAudioDrivers(void)
     if (numFound) {
         loadedAudioDrv = HeapReAlloc(GetProcessHeap(), 0, loadedAudioDrv, (numFound + 1) * sizeof(AUDIO_DRIVER));
         CopyMemory(&loadedAudioDrv[numFound], pAudioDrv, sizeof(AUDIO_DRIVER));
-    } else
-        loadedAudioDrv = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AUDIO_DRIVER));
+    } else {
+        loadedAudioDrv = HeapAlloc(GetProcessHeap(), 0, sizeof(AUDIO_DRIVER));
+        CopyMemory(&loadedAudioDrv[0], pAudioDrv, sizeof(AUDIO_DRIVER));
+    }
 }
 
 /* check local copy of registry string for unloadable drivers */