===> Installing dependencies for gnuradio-3.10.0.0
=> Build dependency cwrappers>=20150314: NOT found
=> Verifying /nonexistent for ../../pkgtools/cwrappers
make[1]: don't know how to make /nonexistent. Stop

make[1]: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/pkgtools/cwrappers
*** Error code 2

Stop.
make: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/meta-pkgs/gnuradio