=> Bootstrap dependency digest>=20010302: found digest-20190127
===> 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 py27-newt-0.52.16nb2
=> Substituting "inst-po" in po/Makefile
sh: CPP@: not found
gmake: *** [Makefile:124: depend] Error 127
*** Error code 2

Stop.
make[1]: stopped in /tree/pkgsrc/devel/py-newt
*** Error code 1

Stop.
make: stopped in /tree/pkgsrc/devel/py-newt