[openal] OpenAL fails with OSS on FreeBSD

[Yuri]

On 12/01/2016 20:05, Yuri wrote:
> I think there is a bug in qTox: the result of deviceName.toUtf8() is 
> temporary, and disappears by the time of the call to alcOpenDevice.
>
> tmpDevName should be dissolved, and expression brought into 
> alcOpenDevice argument:
>
> alOutDev = 
> alcOpenDevice(deviceName.isEmpty()?nullptr:deviceName.toUtf8().constData());
>
>
> I will verify this. 


Yes, this fixed the problem: https://github.com/qTox/qTox/issues/3904


Thank you for your help, Chris!

Yuri