midiOutGetNumDevs function (mmeapi.h)
The midiOutGetNumDevs function retrieves the number of MIDI output devices present in the system.
Syntax
UINT midiOutGetNumDevs();
Return value
Returns the number of MIDI output devices. A return value of zero means that there are no devices (not that there is no error).
Requirements
| Minimum supported client | Windows 2000 Professional [desktop apps only] |
| Minimum supported server | Windows 2000 Server [desktop apps only] |
| Target Platform | Windows |
| Header | mmeapi.h (include Windows.h) |
| Library | Winmm.lib |
| DLL | Winmm.dll |