=> Bootstrap dependency digest>=20010302: found digest-20121220
=> Checksum SHA1 OK for ruby/bdb-0.6.5.tar.gz
=> Checksum RMD160 OK for ruby/bdb-0.6.5.tar.gz
===> Installing dependencies for ruby193-bdb-0.6.5
==========================================================================
The following variables will affect the build process of this package,
ruby193-bdb-0.6.5.  Their current value is shown below:

        * BDB185_DEFAULT = db1
        * BDB_DEFAULT = db4

Based on these variables, the following variables have been set:

        * BDBBASE (defined, but empty)
        * BDB_LIBS = -ldb4
        * BDB_TYPE = db4

You may want to abort the process now with CTRL-C and change their value
before continuing.  Be sure to run `/usr/bin/make clean' after
the changes.
==========================================================================
=> Tool dependency checkperms>=1.1: found checkperms-1.11
=> Full dependency ruby193-base>=1.9.3: found ruby193-base-1.9.3p429
=> Full dependency db4>=4.8.30: found db4-4.8.30
===> Overriding tools for ruby193-bdb-0.6.5
===> Extracting for ruby193-bdb-0.6.5
===> Patching for ruby193-bdb-0.6.5
===> Creating toolchain wrappers for ruby193-bdb-0.6.5
===> Configuring for ruby193-bdb-0.6.5
=> Checking for portability problems in extracted files
===>  Running extconf.rb to configure
/usr/pkg/bin/ruby193 extconf.rb --with-db-unique=no --with-db-version=4 --with-db-include=/usr/pkg/include/db4 --with-db-lib=/usr/pkg/lib --with-opt-dir=/usr/pkg --vendor
extconf.rb: Entering directory `src'
extconf.rb:47: Use RbConfig instead of obsolete and deprecated Config.
checking for db_version() in -ldb4... yes
checking for rb_frame_this_func() in ruby.h... yes
checking for rb_block_proc() in ruby.h... yes
checking for rb_io_stdio_file() in ruby.h... yes
checking for rb_block_call() in ruby.h... yes
checking for Array#insert... yes
checking for Array#values_at... yes
checking for rb_io_t in ruby.h,rubyio.h... yes
*** 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
	--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/ruby193
	--enable-unknown
	--disable-unknown
	--with-db-dir
	--without-db-dir
	--with-db-include=${db-dir}/include
	--with-db-lib=${db-dir}/lib
	--enable-thread
	--disable-thread
	--with-db-uniquename
	--without-db-uniquename
	--with-db-pthread
	--without-db-pthread
	--with-db-version
	--with-db4lib
	--without-db4lib
	--enable-db-xml
	--disable-db-xml
/usr/pkg/lib/ruby/1.9.3/rubygems/custom_require.rb:36:in `require': cannot load such file -- features (LoadError)
	from /usr/pkg/lib/ruby/1.9.3/rubygems/custom_require.rb:36:in `require'
	from extconf.rb:115:in `<main>'
extconf.rb: Leaving directory `src'