Snippets for portaudio 19.6.0 from FreeBSD 150arm64

Sourced from https://pkg-status.freebsd.org/ampere5/data/latest-per-pkg/portaudio/19.6.0_7,1/150arm64-default.log.

src/common/pa_converters.c:350:32: warning: implicit conversion from 'int' to 'float' changes value from 2147483647 to 2147483648 [-Wimplicit-const-int-float-conversion]
  350 |         double scaled = *src * 0x7FFFFFFF;
      |                              ~ ^~~~~~~~~~

src/common/pa_converters.c:407:32: warning: implicit conversion from 'int' to 'float' changes value from 2147483647 to 2147483648 [-Wimplicit-const-int-float-conversion]
  407 |         double scaled = *src * 0x7FFFFFFF;
      |                              ~ ^~~~~~~~~~

src/common/pa_converters.c:535:32: warning: implicit conversion from 'int' to 'float' changes value from 2147483647 to 2147483648 [-Wimplicit-const-int-float-conversion]
  535 |         double scaled = *src * 0x7FFFFFFF;
      |                              ~ ^~~~~~~~~~