=> Bootstrap dependency digest>=20211023: found digest-20220214
=> Checksum BLAKE2s OK for swig-1.3.38.tar.gz
=> Checksum SHA512 OK for swig-1.3.38.tar.gz
mkdir: /tmp/pkgbuild/devel/swig: Permission denied
*** Error code 1

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