Function winmm::midiStreamOpen

pub unsafe extern "system" fn midiStreamOpen(
    lphStream: LPHMIDISTRM, 
    puDeviceID: LPUINT, 
    cMidi: DWORD, 
    dwCallback: DWORD_PTR, 
    dwInstance: DWORD_PTR, 
    fdwOpen: DWORD
) -> MMRESULT