[openal] OpenAL fails with OSS on FreeBSD

[Yuri]

On 12/01/2016 16:32, Chris Robinson wrote:
>
> Be careful that optimizations aren't playing tricks on the debugger. 
> It's better to trace the ALCplaybackOSS_open call, and follow it 
> through to see what everything is and does then. Very similar code is 
> used to handle opening capture devices, which seems to work fine in 
> your log. 

It wasn't optimized when I debugged it. It definitely changes the value 
outside its range.

Yuri