===> Building for wmsmixer-0.5.1nb2
/usr/bin/touch /Users/pbulk/build/audio/wmsmixer/work/wmsmixer-0.5.1/wmsmixer.man
clang++ -pipe -Os -I/opt/pkg/include -pipe -Os -I/opt/pkg/include   -I/opt/pkg/include   -D__aarch64__ -D__DARWIN__                                 -DNO_ALLOCA -DCSRG_BASED      -I/opt/pkg/include -c wmsmixer.cc
In file included from wmsmixer.cc:40:
./mixctl.h:21:10: fatal error: 'sys/soundcard.h' file not found
#include <sys/soundcard.h>
         ^~~~~~~~~~~~~~~~~
1 error generated.
*** [wmsmixer.o] Error code 1

bmake: stopped making "all" in /Users/pbulk/build/audio/wmsmixer/work/wmsmixer-0.5.1
bmake: 1 error

bmake: stopped making "all" in /Users/pbulk/build/audio/wmsmixer/work/wmsmixer-0.5.1
*** Error code 2

Stop.
bmake[1]: stopped making "all" in /Volumes/data/jenkins/workspace/pkgsrc-macos-upstream-arm64/audio/wmsmixer
*** Error code 1

Stop.
bmake: stopped making "all" in /Volumes/data/jenkins/workspace/pkgsrc-macos-upstream-arm64/audio/wmsmixer