=> "/opt/pkg/bin/bmake" ["-C", "/Volumes/data/jenkins/workspace/pkgsrc-macos-trunk-arm64/mbone/dbeacon", "all", "BATCH=1", "DEPENDS_TARGET=/nonexistent"]
===> Building for dbeacon-0.3.9.1nb5
clang++ -pipe -Os -g -Wall   -c -o dbeacon.o dbeacon.cpp
clang++ -pipe -Os -g -Wall   -c -o dbeacon_posix.o dbeacon_posix.cpp
dbeacon_posix.cpp:206:5: error: use of undeclared identifier 'IPV6_HOPLIMIT'
  206 |                                 IPV6_HOPLIMIT
      |                                 ^
dbeacon_posix.cpp:292:61: error: use of undeclared identifier 'IPV6_HOPLIMIT'
  292 |                         if (hdr->cmsg_level == IPPROTO_IPV6 && hdr->cmsg_type == IPV6_HOPLIMIT) {
      |                                                                                  ^
2 errors generated.
gmake: *** [<builtin>: dbeacon_posix.o] Error 1
gmake: *** Waiting for unfinished jobs....
dbeacon.cpp:259:17: warning: format string is not a string literal (potentially insecure) [-Wformat-security]
  259 |                 syslog(level, buffer);
      |                               ^~~~~~
dbeacon.cpp:259:17: note: treat the string as an argument to avoid this
  259 |                 syslog(level, buffer);
      |                               ^
      |                               "%s", 
dbeacon.cpp:463:7: warning: 'daemon' is deprecated: first deprecated in macOS 10.5 - Use posix_spawn APIs instead. [-Wdeprecated-declarations]
  463 |                 if (daemon(0, 0)) {
      |                     ^
/Applications/Xcode-16.4.0.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX15.5.sdk/usr/include/_stdlib.h:319:6: note: 'daemon' has been explicitly marked deprecated here
  319 | int      daemon(int, int) __DARWIN_1050(daemon) __OSX_AVAILABLE_BUT_DEPRECATED_MSG(__MAC_10_0, __MAC_10_5, __IPHONE_2_0, __IPHONE_2_0, "Use posix_spawn APIs instead.") __WATCHOS_PROHIBITED __TVOS_PROHIBITED;
      |          ^
dbeacon.cpp:861:6: warning: variable 'lc' set but not used [-Wunused-but-set-variable]
  861 |         int lc = 0;
      |             ^
3 warnings generated.
*** Error code 2

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

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