=> Bootstrap dependency digest>=20211023: found digest-20211023 ===> 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 ocaml-checkseum-0.1.0nb1 File "dune-project", line 2, characters 0-28: 2 | (using library_variants 0.1) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Error: Extension library_variants was deleted in the 2.6 version of the dune language *** Error code 1 Stop. make[1]: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/devel/ocaml-checkseum *** Error code 1 Stop. make: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/devel/ocaml-checkseum