=> Bootstrap dependency digest>=20010302: found digest-20190127
===> Skipping vulnerability checks.
WARNING: No /opt/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/opt/pkg/sbin/pkg_admin -K /opt/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Building for dbeacon-0.3.9.1nb5
clang++ -O2 -g -Wall   -c -o dbeacon.o dbeacon.cpp
clang++ -O2 -g -Wall   -c -o dbeacon_posix.o dbeacon_posix.cpp
clang++ -O2 -g -Wall   -c -o protocol.o protocol.cpp
clang++ -O2 -g -Wall   -c -o ssmping.o ssmping.cpp
dbeacon_posix.cpp:206:5: error: use of undeclared identifier 'IPV6_HOPLIMIT'
                                IPV6_HOPLIMIT
                                ^
dbeacon_posix.cpp:292:61: error: use of undeclared identifier 'IPV6_HOPLIMIT'
                        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]
                syslog(level, buffer);
                              ^~~~~~
dbeacon.cpp:259:17: note: treat the string as an argument to avoid this
                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]
                if (daemon(0, 0)) {
                    ^
/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/stdlib.h:292:6: note: 'daemon' has been explicitly marked deprecated here
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;
         ^
2 warnings generated.
*** Error code 2

Stop.
bmake[1]: stopped in /opt/pkgsrc/mbone/dbeacon
*** Error code 1

Stop.
bmake: stopped in /opt/pkgsrc/mbone/dbeacon