=> Bootstrap dependency digest>=20211023: found digest-20220214
===> Skipping vulnerability checks.
WARNING: No /usr/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /usr/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Installing for ruby32-nokogiri-1.18.7
=> Generating pre-install file lists
=> Installing gem into installation root
Building native extensions. This could take a while...
ERROR:  Error installing /pbulk/work/textproc/ruby-nokogiri/work/nokogiri-1.18.7/nokogiri-1.18.7.gem:
	ERROR: Failed to build gem native extension.

    current directory: /pbulk/work/textproc/ruby-nokogiri/work/.inst/usr/pkg/lib/ruby/gems/3.2.0/gems/nokogiri-1.18.7/ext/nokogiri
/usr/pkg/bin/ruby32 extconf.rb
checking for whether -O2 -pthread -I/usr/pkg/include/libxml2 -I/usr/include -I/usr/pkg/include is accepted as CFLAGS... yes
checking for whether -I/usr/pkg/include/libxml2 -I/usr/include -I/usr/pkg/include is accepted as CPPFLAGS... yes
checking for whether -Wl,-zrelro -L/usr/pkg/lib -Wl,-R/usr/pkg/lib -L/usr/lib -Wl,-R/usr/lib -pthread is accepted as LDFLAGS... no
checking for whether -std=c99 is accepted as CFLAGS... no
checking for whether -Wno-declaration-after-statement is accepted as CFLAGS... no
checking for whether -O2 is accepted as CFLAGS... no
checking for whether -g is accepted as CFLAGS... no
checking for whether -Winline is accepted as CFLAGS... no
checking for whether -Wmissing-noreturn is accepted as CFLAGS... no
checking for whether -Wconversion is accepted as CFLAGS... no
Building nokogiri using system libraries.
checking for gzdopen() in -lz... no
checking for gzdopen() in -llibz... no
checking for zlib using `pkg_config`... no
Please install either the `pkg-config` utility or the `pkg-config` rubygem.
checking for gzdopen() in -lz... no
checking for gzdopen() in -llibz... no
-----
extconf.rb:305:in `ensure_package_configuration'
extconf.rb:715:in `<main>'
z is missing. Please locate mkmf.log to investigate how it is failing.
-----
*** 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/$(RUBY_BASE_NAME)32
	--help
	--clean
	--prevent-strip
	--enable-system-libraries
	--disable-system-libraries
	--use-system-libraries=true
	--enable-system-libraries
	--disable-system-libraries
	--use-system-libraries=true
	--enable-xml2-legacy
	--disable-xml2-legacy
	--with-zlib-dir
	--without-zlib-dir
	--with-zlib-include
	--without-zlib-include=${zlib-dir}/include
	--with-zlib-lib
	--without-zlib-lib=${zlib-dir}/lib
	--with-z-dir
	--without-z-dir
	--with-z-include
	--without-z-include=${z-dir}/include
	--with-z-lib
	--without-z-lib=${z-dir}/lib
	--with-zlib
	--without-zlib
	--with-libz-dir
	--without-libz-dir
	--with-libz-include
	--without-libz-include=${libz-dir}/include
	--with-libz-lib
	--without-libz-lib=${libz-dir}/lib
	--with-libzlib
	--without-libzlib
	--with-zlib-config
	--without-zlib-config
	--with-pkg-config
	--without-pkg-config
	--with-zlib
	--without-zlib
	--with-libzlib
	--without-libzlib

To see why this extension failed to compile, please check the mkmf.log which can be found here:

  /pbulk/work/textproc/ruby-nokogiri/work/.inst/usr/pkg/lib/ruby/gems/3.2.0/extensions/i486-netbsdelf/3.2.0/nokogiri-1.18.7/mkmf.log

extconf failed, exit code 1

Gem files will remain installed in /pbulk/work/textproc/ruby-nokogiri/work/.inst/usr/pkg/lib/ruby/gems/3.2.0/gems/nokogiri-1.18.7 for inspection.
Results logged to /pbulk/work/textproc/ruby-nokogiri/work/.inst/usr/pkg/lib/ruby/gems/3.2.0/extensions/i486-netbsdelf/3.2.0/nokogiri-1.18.7/gem_make.out
*** Error code 1

Stop.
make[1]: stopped in /usr/pkgsrc/textproc/ruby-nokogiri
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/textproc/ruby-nokogiri