=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for pdf-reader-2.4.0.gem
=> Checksum RMD160 OK for pdf-reader-2.4.0.gem
=> Checksum SHA512 OK for pdf-reader-2.4.0.gem
===> Installing dependencies for ruby24-pdf-reader-2.4.0
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency ruby24-Ascii85>=1.0.0<1.1: found ruby24-Ascii85-1.0.3
=> Full dependency ruby24-rc4>=0: found ruby24-rc4-0.1.5
=> Full dependency ruby24-hashery>=2.0<3: found ruby24-hashery-2.1.2
=> Full dependency ruby24-afm>=0.2.1<0.3: found ruby24-afm-0.2.2
=> Full dependency ruby24-ttfunk>=0: found ruby24-ttfunk-1.6.2.1
=> Full dependency ruby24-base>=2.4.10: NOT found
=> Verifying /nonexistent for ../../lang/ruby24-base
make[1]: don't know how to make /nonexistent. Stop

make[1]: stopped in /usr/pkgsrc/lang/ruby24-base
*** Error code 2

Stop.
make: stopped in /usr/pkgsrc/print/ruby-pdf-reader