Function CCODE::DispCallFunc

pub unsafe extern "C" fn DispCallFunc(
    pvInstance: *mut c_void, 
    oVft: ULONG_PTR, 
    cc: CALLCONV, 
    vtReturn: VARTYPE, 
    cActuals: UINT, 
    prgvt: *mut VARTYPE, 
    prgpvarg: *mut *mut VARIANTARG, 
    pvargResult: *mut VARIANT
) -> HRESULT