=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for wxruby-2.0.1.tar.gz
=> Checksum RMD160 OK for wxruby-2.0.1.tar.gz
=> Checksum SHA512 OK for wxruby-2.0.1.tar.gz
===> Installing dependencies for ruby26-wxruby-2.0.1nb28
==========================================================================
The following variables will affect the build process of this package,
ruby26-wxruby-2.0.1nb28.  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 the value
of variables in the first group before continuing.  Be sure to run
`/usr/bin/make clean' after the changes.
==========================================================================
=> Tool dependency glib2-tools-[0-9]*: found glib2-tools-2.66.8
=> Build dependency ruby26-redcloth>=4.2.0: found ruby26-redcloth-4.3.2
=> Build dependency x11-links>=1.32: found x11-links-1.32
=> Build dependency swig>=1.3.31<2.0: found swig-1.3.38nb2
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency wxGTK28-contrib>=2.8.12nb17: found wxGTK28-contrib-2.8.12nb17
=> Full dependency ruby26-base>=2.6.7: 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/x11/ruby-wxruby