New comment by Johnnynator on void-packages repository

https://github.com/void-linux/void-packages/pull/23838#issuecomment-663984647

Comment:
with this portaudio patch audio does not work on non sndio systems
```
PortAudio Test: output sine wave. SR = 44100, BufSize = 64
ALSA lib pcm_dsnoop.c:642:(snd_pcm_dsnoop_open) unable to open slave
ALSA lib pcm_dmix.c:1090:(snd_pcm_dmix_open) unable to open slave
ALSA lib pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.rear
ALSA lib pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.center_lfe
ALSA lib pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.side
ALSA lib pcm_dmix.c:1090:(snd_pcm_dmix_open) unable to open slave
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
couldn't open play stream: No such file or directory
An error occured while using the portaudio stream
Error number: -9999
Error message: Unanticipated host error
```
It seems the portaudio patches does not really test if sndio exists, only when creating a stream. Currently investigating how the fallback stuff in portaudio is supposed to work.