=> Bootstrap dependency digest>=20010302: found digest-20160304
===> Skipping vulnerability checks.
WARNING: No /var/db/pkg/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /var/db/pkg fetch-pkg-vulnerabilities'.
=> Checksum SHA1 OK for gtick-0.5.4.tar.gz
=> Checksum RMD160 OK for gtick-0.5.4.tar.gz
=> Checksum SHA512 OK for gtick-0.5.4.tar.gz
===> Installing dependencies for gtick-0.5.4nb5
=> Tool dependency libtool-base>=2.4.2nb9: found libtool-base-2.4.2nb13
=> Tool dependency pkgconf-[0-9]*: found pkgconf-1.0.1
=> Tool dependency checkperms>=1.1: found checkperms-1.11nb1
=> Build dependency x11-links>=1.02: found x11-links-1.02
=> Build dependency cwrappers>=20150314: found cwrappers-20170112
=> Full dependency libsndfile>=1.0.18: found libsndfile-1.0.27
=> Full dependency pulseaudio>=10.0: found pulseaudio-10.0
=> Full dependency gtk2+>=2.24.30nb2: found gtk2+-2.24.31
=> Full dependency desktop-file-utils>=0.10nb1: found desktop-file-utils-0.23
=> Full dependency hicolor-icon-theme>=0.9nb1: found hicolor-icon-theme-0.13
===> Overriding tools for gtick-0.5.4nb5
===> Extracting for gtick-0.5.4nb5
===> Patching for gtick-0.5.4nb5
===> Creating toolchain wrappers for gtick-0.5.4nb5
ERROR: json-c>=0.12 is not installed; can't buildlink files.
*** Error code 1

Stop.
make[1]: stopped in /data/pkgsrc-current/audio/gtick
*** Error code 1

Stop.
make: stopped in /data/pkgsrc-current/audio/gtick