=> Bootstrap dependency digest>=20211023: found digest-20220214
=> Checksum BLAKE2s OK for pear/Crypt_GPG-1.6.9.tgz
=> Checksum SHA512 OK for pear/Crypt_GPG-1.6.9.tgz
===> Installing dependencies for php81-pear-Crypt_GPG-1.6.9
=> Tool dependency mktools-[0-9]*: found mktools-20220614
=> Tool dependency cwrappers>=20150314: found cwrappers-20220403
=> Full dependency php81-mbstring>=8.1.28: NOT found
=> Verifying /nonexistent for ../../converters/php-mbstring
make[1]: don't know how to make /nonexistent. Stop

make[1]: stopped in /usr/pkgsrc/converters/php-mbstring
*** Error code 2

Stop.
make: stopped in /usr/pkgsrc/security/pear-Crypt_GPG