=> 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 ccls-0.20220729
[  2%] Building CXX object CMakeFiles/ccls.dir/third_party/siphash.cc.o
[  4%] Building CXX object CMakeFiles/ccls.dir/src/clang_tu.cc.o
In file included from /usr/pkgsrc/devel/ccls/work/ccls-0.20220729/src/clang_tu.cc:4:
In file included from /usr/pkgsrc/devel/ccls/work/ccls-0.20220729/src/clang_tu.hh:6:
In file included from /usr/pkgsrc/devel/ccls/work/ccls-0.20220729/src/position.hh:6:
/usr/pkgsrc/devel/ccls/work/ccls-0.20220729/src/utils.hh:6:10: fatal error: 'optional' file not found
#include <optional>
         ^~~~~~~~~~
1 error generated.
*** Error code 1

Stop.
make[2]: stopped in /usr/pkgsrc/devel/ccls/work/ccls-0.20220729
*** Error code 1

Stop.
make[1]: stopped in /usr/pkgsrc/devel/ccls/work/ccls-0.20220729
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/devel/ccls/work/ccls-0.20220729
*** Error code 1

Stop.
make[1]: stopped in /usr/pkgsrc/devel/ccls
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/devel/ccls