=> 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 ocaml-dune-3.11.1
ocamlc -output-complete-exe -w -24 -g -o .duneboot.exe -I boot unix.cma boot/libs.ml boot/duneboot.ml
PKGSRC-WARNING: Something is trying to run the c compiler,
PKGSRC-WARNING: but it is not added to USE_LANGUAGES in the package Makefile.
File "boot/duneboot.ml", line 1:
Error: Error while building custom runtime system
gmake: *** [Makefile:53: _boot/dune.exe] Error 2
*** Error code 2

Stop.
make[1]: stopped in /usr/pkgsrc/devel/ocaml-dune
WARNING: *** Please consider adding c to USE_LANGUAGES in the package Makefile.
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/devel/ocaml-dune