gem_make.out

C:/Ruby/ruby-187-p249/bin/ruby.exe extconf.rb
*** 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=C:/Ruby/ruby-187-p249/bin/ruby
GNU Make 3.81
Copyright (C) 2006  Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.

This program built for i686-pc-msys
===================

gcc (tdm-1) 4.5.0
Copyright (C) 2010 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

===================

RubyGems Environment:
  - RUBYGEMS VERSION: 1.4.2
  - RUBY VERSION: 1.8.7 (2010-01-10 patchlevel 249) [i386-mingw32]
  - INSTALLATION DIRECTORY: C:/Ruby/ruby-187-p249/lib/ruby/gems/1.8
  - RUBY EXECUTABLE: C:/Ruby/ruby-187-p249/bin/ruby.exe
  - EXECUTABLE DIRECTORY: C:/Ruby/ruby-187-p249/bin
  - RUBYGEMS PLATFORMS:
    - ruby
    - x86-mingw32
  - GEM PATHS:
     - C:/Ruby/ruby-187-p249/lib/ruby/gems/1.8
     - C:/Users/gthiesfeld/.gem/ruby/1.8
  - GEM CONFIGURATION:
     - :update_sources => true
     - :verbose => true
     - :benchmark => false
     - :backtrace => false
     - :bulk_threshold => 1000
     - "gem" => "--no-ri --no-rdoc"
  - REMOTE SOURCES:
     - http://rubygems.org/
===================

COMSPEC: C:\Windows\system32\cmd.exe
===================

PATH: C:\Ruby\DevKit\bin;C:\Ruby\DevKit\mingw\bin;C:\Program Files (x86)\ImageMagick-6.6.5-Q16;C:\bin;C:\Ruby\ruby-187-p249\bin;C:\Program Files (x86)\Windows Resource Kits\Tools\;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Windows\System32\Windows System Resource Manager\bin;C:\Windows\idmu\common;C:\Program Files (x86)\SecureCRT;C:\Program Files (x86)\Support Tools\;C:\Program Files (x86)\Microsoft SQL Server\100\Tools\Binn\VSShell\Common7\IDE\;C:\Program Files (x86)\Microsoft SQL Server\100\Tools\Binn\;C:\Program Files\Microsoft SQL Server\100\Tools\Binn\;C:\Program Files (x86)\Microsoft SQL Server\100\DTS\Binn\;C:\Program Files\ThinkPad\Bluetooth Software\;C:\Program Files\ThinkPad\Bluetooth Software\syswow64;C:\Program Files (x86)\SlikSvn\bin\;C:\Program Files (x86)\Microsoft SQL Server\90\Tools\binn\;C:\Program Files (x86)\Graphviz2.26.3\bin;C:\Program Files (x86)\QuickTime\QTSystem\;C:\Program Files (x86)\Git\cmd;C:\Program Files\Microsoft Windows Performance Toolkit\;C:\RailsInstaller\Git\cmd;C:\RailsInstaller\Ruby1.8.7\bin