OUT PFILE_OBJECT * FileObject);
ULONG
-WdmAudGetMixerDeviceCount();
+WdmAudGetMixerDeviceCount(VOID);
ULONG
-WdmAudGetWaveInDeviceCount();
+WdmAudGetWaveInDeviceCount(VOID);
ULONG
-WdmAudGetWaveOutDeviceCount();
+WdmAudGetWaveOutDeviceCount(VOID);
ULONG
-WdmAudGetMidiInDeviceCount();
+WdmAudGetMidiInDeviceCount(VOID);
ULONG
-WdmAudGetMidiOutDeviceCount();
+WdmAudGetMidiOutDeviceCount(VOID);
NTSTATUS
WdmAudGetPnpNameByIndexAndType(