Windows Multimedia DDK (mddkqh.hlp) (Table of Contents; Topic list)
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AUXDM_GETNUMDEVS
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AUXDM_GETNUMDEVS
 
        This message is sent to an auxiliary audio device driver to
        request the number of auxiliary audio devices the driver
        supports.
 
Parameters
        DWORD dwParam1
            Unused.
 
        DWORD dwParam2
            Unused.
 
Return value
        Returns the number of auxiliary audio devices the driver
        supports.
 
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