=> Bootstrap dependency digest>=20010302: found digest-20121220
===> 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'.
===> Installing for ruby212-rugged-0.21.0
=> Generating pre-install file lists
=> Installing gem into installation root
Building native extensions with: '--build-args --use-system-libraries'
This could take a while...
ERROR:  Error installing /scratch/devel/ruby-rugged/work/rugged-0.21.0/rugged-0.21.0.gem:
	ERROR: Failed to build gem native extension.

    /usr/pkg/bin/ruby212 extconf.rb --build-args --use-system-libraries
checking for cmake... no
ERROR: CMake is required to build Rugged.
*** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of necessary
libraries and/or headers.  Check the mkmf.log file for more details.  You may
need configuration options.

Provided configuration options:
	--with-opt-dir
	--without-opt-dir
	--with-opt-include
	--without-opt-include=${opt-dir}/include
	--with-opt-lib
	--without-opt-lib=${opt-dir}/lib
	--with-make-prog
	--without-make-prog
	--srcdir=.
	--curdir
	--ruby=/usr/pkg/bin/ruby212

extconf failed, exit code 1

Gem files will remain installed in /scratch/devel/ruby-rugged/work/.inst/usr/pkg/lib/ruby/gems/2.1.2/gems/rugged-0.21.0 for inspection.
Results logged to /scratch/devel/ruby-rugged/work/.inst/usr/pkg/lib/ruby/gems/2.1.2/extensions/x86_64-netbsd/2.1.2/rugged-0.21.0/gem_make.out
*** Error code 1

Stop.
make[1]: stopped in /bulk-data/pkgsrc/devel/ruby-rugged
*** Error code 1

Stop.
make: stopped in /bulk-data/pkgsrc/devel/ruby-rugged