Re: [alsa-devel] Playback open error: Inappropriate ioctl for device

John Simpson wrote:

[1|user@Nokia-N810-43-7|~/alsa-lib-1.0.23/test]cc -lasound control.c -o control

These test programs can be compiled with "make check".

[1|user@Nokia-N810-43-7|~/alsa-lib-1.0.23/test]./control PCM next device error: Inappropriate ioctl for device

On embedded devices, this usually happens when the library is not compiled with the same machine architecture options as the kernel, which makes some structures have a different size due to different sizes for 'long' or different alignment.

Regards, Clemens