=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for poppler-3.4.1.gem
=> Checksum RMD160 OK for poppler-3.4.1.gem
=> Checksum SHA512 OK for poppler-3.4.1.gem
===> Installing dependencies for ruby26-poppler-3.4.1nb4
==========================================================================
The following variables will affect the build process of this package,
ruby26-poppler-3.4.1nb4.  Their current value is shown below:

        * JPEG_DEFAULT = jpeg

Based on these variables, the following variables have been set:

        * JPEGBASE (defined, but empty)
        * JPEG_TYPE = jpeg

You may want to abort the process now with CTRL-C and change their value
before continuing.  Be sure to run `/usr/bin/make clean' after
the changes.
==========================================================================
=> Tool dependency glib2-tools-[0-9]*: found glib2-tools-2.64.1
=> Tool dependency distcc-[0-9]*: found distcc-3.3
=> Build dependency x11-links>=1.31: found x11-links-1.31
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency ruby26-gio2>=3.4.1: found ruby26-gio2-3.4.1nb1
=> Full dependency ruby26-cairo-gobject>=3.4.1: found ruby26-cairo-gobject-3.4.1nb1
=> Full dependency poppler-glib>=0.86.1nb1: found poppler-glib-0.86.1nb1
=> Full dependency ruby26-base>=2.6.6: NOT found
=> Verifying /nonexistent for ../../lang/ruby26-base
make[1]: don't know how to make /nonexistent. Stop

make[1]: stopped in /usr/pkgsrc/lang/ruby26-base
*** Error code 2

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