[MPlayer-dev-eng] [PATCH] alsa9 and alsa1x ao removal

[Reimar Döffinger]

Hi,

> I will remove ao_alsa9.c and ao_alsa1x.c tomorrow. The attached patch 
> make sure the user gets an appropriate message when he still tries to 
> use them. Interestingly, those two modules aren't compiled in since 
> ao_alsa appeared, that message should have been added back then :-(

Applied with modifications (return NULL didn't cause mplayer to quit)

Greetings,
Reimar Döffinger