===> Building for sunwait-0.8nb1
clang++ -c -pipe -Os -c -Wall -D__linux__ sunwait.cpp -o sunwait.o
In file included from sunwait.cpp:24:
In file included from /Applications/Xcode-13.4.1.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX12.3.sdk/usr/include/c++/v1/stdio.h:101:
/Applications/Xcode-13.4.1.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX12.3.sdk/usr/include/c++/v1/__config:267:12: fatal error: 'features.h' file not found
#  include <features.h>
           ^~~~~~~~~~~~
1 error generated.
*** [sunwait.o] Error code 1

bmake: stopped making "all" in /Users/pbulk/build/misc/sunwait/work/sunwait-0.8
bmake: 1 error

bmake: stopped making "all" in /Users/pbulk/build/misc/sunwait/work/sunwait-0.8
*** Error code 2

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

Stop.
bmake: stopped making "all" in /Volumes/data/jenkins/workspace/pkgsrc-macos-trunk-arm64/misc/sunwait