=> Bootstrap dependency digest>=20211023: found digest-20220214
===> Skipping vulnerability checks.
WARNING: No /usr/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /usr/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Building for xosview2-2.3.3nb1
cd /usr/pkgsrc/sysutils/xosview2/work/xosview2-2.3.3/cmeter && /usr/bin/make
c++ -O2 -D_FORTIFY_SOURCE=2 -I/usr/pkg/include -I/usr/X11R7/include -I/usr/include -I/usr/pkg/include/freetype2 -DPNG_NO_ASSEMBLER_CODE -I/usr/pkg/include -I/usr/X11R7/include -I/usr/include -I/usr/pkg/include/freetype2 -I/usr/X11R7/include -I/usr/pkgsrc/sysutils/xosview2/work/xosview2-2.3.3 -I/usr/pkgsrc/sysutils/xosview2/work/xosview2-2.3.3/cmeter -I/usr/pkgsrc/sysutils/xosview2/work/xosview2-2.3.3/bsd -DHAVE_CONFIG_H -c meter.cc -o meter.o
In file included from meter.h:11:0,
                 from meter.cc:8:
/usr/pkgsrc/sysutils/xosview2/work/xosview2-2.3.3/rdb.h:12:20: fatal error: optional: No such file or directory
compilation terminated.
*** Error code 1

Stop.
make[1]: stopped in /usr/pkgsrc/sysutils/xosview2/work/xosview2-2.3.3/cmeter
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/sysutils/xosview2/work/xosview2-2.3.3
*** Error code 1

Stop.
make[1]: stopped in /usr/pkgsrc/sysutils/xosview2
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/sysutils/xosview2