=> Bootstrap dependency digest>=20010302: found digest-20190127
===> Skipping vulnerability checks.
WARNING: No /opt/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/opt/pkg/sbin/pkg_admin -K /opt/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Building for ruby27-glib2-3.4.2
=> Removing backup files of patch before build
WARNING:  open-ended dependency on pkg-config (>= 1.3.5) is not recommended
  if pkg-config is semantically versioned, use:
    add_runtime_dependency 'pkg-config', '~> 1.3', '>= 1.3.5'
WARNING:  open-ended dependency on native-package-installer (>= 1.0.3) is not recommended
  if native-package-installer is semantically versioned, use:
    add_runtime_dependency 'native-package-installer', '~> 1.0', '>= 1.0.3'
WARNING:  open-ended dependency on test-unit (>= 2, development) is not recommended
  if test-unit is semantically versioned, use:
    add_development_dependency 'test-unit', '~> 2'
WARNING:  See https://guides.rubygems.org/specification-reference/ for help
  Successfully built RubyGem
  Name: glib2
  Version: 3.4.2
  File: glib2-3.4.2.gem