/usr/pkg/bin/perl: Shared object "libperl.so" not found
make: "/usr/pkg/bin/perl -V:prefix -V:installarchlib -V:installscript -V:installvendorbin -V:installvendorscript -V:installvendorarch -V:installvendorlib -V:installvendorman1dir -V:installvendorman3dir" returned non-zero status
=> Bootstrap dependency digest>=20211023: found digest-20220214
sh: /usr/pkg/bin/digest: not found
checksum: Checksum BLAKE2s mismatch for firefox-52.9.0esr.source.tar.xz
ERROR: Make sure the Makefile and checksum file (/usr/pkgsrc/www/firefox52/distinfo)
ERROR: are up to date.  If you want to override this check, type
ERROR: "/usr/bin/make NO_CHECKSUM=yes [other args]".
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/www/firefox52