Snippets for portaudio 19.7.0 from Alpine s390x

Sourced from https://build.alpinelinux.org/buildlogs/build-edge-s390x/main/portaudio/portaudio-19.7.0-r3.log.

/usr/include/sys/poll.h:1:2: warning: #warning redirecting incorrect #include <sys/poll.h> to <poll.h> [-Wcpp]
    1 | #warning redirecting incorrect #include <sys/poll.h> to <poll.h>
      |  ^~~~~~~

src/hostapi/alsa/pa_linux_alsa.c:183:1: warning: 'snd_pcm_sw_params_set_xfer_align' is deprecated [-Wdeprecated-declarations]
  183 | _PA_DEFINE_FUNC(snd_pcm_sw_params_set_xfer_align);
      | ^~~~~~~~~~~~~~~

src/hostapi/alsa/pa_linux_alsa.c:465:5: warning: 'snd_pcm_sw_params_set_xfer_align' is deprecated [-Wdeprecated-declarations]
  465 |     _PA_LOAD_FUNC(snd_pcm_sw_params_set_xfer_align);
      |     ^~~~~~~~~~~~~

src/hostapi/jack/pa_jack.c:640:17: warning: 'jack_port_get_latency' is deprecated [-Wdeprecated-declarations]
  640 |                 jack_port_get_latency( p ) / globalSampleRate;
      |                 ^~~~~~~~~~~~~~~~~~~~~

src/hostapi/jack/pa_jack.c:661:17: warning: 'jack_port_get_latency' is deprecated [-Wdeprecated-declarations]
  661 |                 jack_port_get_latency( p ) / globalSampleRate;
      |                 ^~~~~~~~~~~~~~~~~~~~~

src/hostapi/jack/pa_jack.c:1357:9: warning: 'jack_port_get_latency' is deprecated [-Wdeprecated-declarations]
 1357 |         stream->streamRepresentation.streamInfo.inputLatency = (jack_port_get_latency( stream->remote_output_ports[0] )
      |         ^~~~~~

src/hostapi/jack/pa_jack.c:1361:9: warning: 'jack_port_get_latency' is deprecated [-Wdeprecated-declarations]
 1361 |         stream->streamRepresentation.streamInfo.outputLatency = (jack_port_get_latency( stream->remote_input_ports[0] )
      |         ^~~~~~

src/hostapi/jack/pa_jack.c:1423:9: warning: 'jack_port_get_latency' is deprecated [-Wdeprecated-declarations]
 1423 |         timeInfo.inputBufferAdcTime = timeInfo.currentTime - jack_port_get_latency( stream->remote_output_ports[0] )
      |         ^~~~~~~~

src/hostapi/jack/pa_jack.c:1426:9: warning: 'jack_port_get_latency' is deprecated [-Wdeprecated-declarations]
 1426 |         timeInfo.outputBufferDacTime = timeInfo.currentTime + jack_port_get_latency( stream->remote_input_ports[0] )
      |         ^~~~~~~~