pub unsafe extern "system" fn BluetoothGATTGetDescriptors(
hDevice: HANDLE,
Characteristic: PBTH_LE_GATT_CHARACTERISTIC,
DescriptorsBufferCount: USHORT,
DescriptorsBuffer: PBTH_LE_GATT_DESCRIPTOR,
DescriptorsBufferActual: *mut USHORT,
Flags: ULONG,
) -> HRESULT