Ruby1.8.7+RMagick1.15.17

Ruby1.9.2でのインストールを中断し、Ruby1.8.7でRMagickのインストールを試みる。
RMagick1系・・・Ruby1.8系
RMagick2系・・・Ruby1.8 or 1.9系
なので、Rubyを1.8.7に切り替え

rvm use 1.8.7 --default
vi Gemfile
#gem 'rmagick', :require => 'RMagick'
gem 'rmagick', '1.15.17', :require => 'RMagick'
# bundle install
Fetching source index for http://rubygems.org/
Installing rake (0.9.2)
Installing abstract (1.0.0)
Installing activesupport (3.0.9)
Installing builder (2.1.2)
Installing i18n (0.5.0)
Installing activemodel (3.0.9)
Installing erubis (2.6.6)
Installing rack (1.2.3)
Installing rack-mount (0.6.14)
Installing rack-test (0.5.7)
Installing tzinfo (0.3.29)
Installing actionpack (3.0.9)
Installing mime-types (1.16)
Installing polyglot (0.3.1)
Installing treetop (1.4.9)
Installing mail (2.2.19)
Installing actionmailer (3.0.9)
Installing arel (2.0.10)
Installing activerecord (3.0.9)
Installing activeresource (3.0.9)
Using bundler (1.0.15)
Installing mysql2 (0.2.6) with native extensions
Installing rdoc (3.8)
Installing thor (0.14.6)
Installing railties (3.0.9)
Installing rails (3.0.9)
Installing rmagick (1.15.17) with native extensions /usr/local/rvm/rubies/ruby-1.8.7-p352/lib/ruby/site_ruby/1.8/rubygems/installer.rb:533:in `build_extensions': ERROR: Failed to build gem native extension. (Gem::Installer::ExtensionBuildError)

        /usr/local/rvm/rubies/ruby-1.8.7-p352/bin/ruby gem_extconf.rb

sh configure

Configuring RMagick 1.15.17
checking for gcc... gcc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking for gcc option to accept ISO C99... -std=gnu99
checking for gcc -std=gnu99 option to accept ISO Standard C... (cached) -std=gnu99
checking for ruby... /usr/local/rvm/rubies/ruby-1.8.7-p352/bin/ruby
checking Ruby version... 1.8.7
checking for Magick-config... Magick-config
checking ImageMagick version... 6.7.1
checking for library containing InitializeMagick... no
configure: error: Can't install RMagick. Can't find libMagick or one of the dependent libraries.
                  Check the config.log file for more detailed information.
RMagick configuration failed with status 1.


Gem files will remain installed in /vol/kanrakugai/vendor/bundle/ruby/1.8/gems/rmagick-1.15.17 for inspection.
Results logged to /vol/kanrakugai/vendor/bundle/ruby/1.8/gems/rmagick-1.15.17/./gem_make.out
        from /usr/local/rvm/rubies/ruby-1.8.7-p352/lib/ruby/site_ruby/1.8/rubygems/installer.rb:486:in `each'
        from /usr/local/rvm/rubies/ruby-1.8.7-p352/lib/ruby/site_ruby/1.8/rubygems/installer.rb:486:in `build_extensions'
        from /usr/local/rvm/rubies/ruby-1.8.7-p352/lib/ruby/site_ruby/1.8/rubygems/installer.rb:159:in `install'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/source.rb:101:in `install'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/rubygems_integration.rb:78:in `preserve_paths'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/source.rb:91:in `install'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/installer.rb:58:in `run'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/rubygems_integration.rb:93:in `with_build_args'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/installer.rb:57:in `run'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `each'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/spec_set.rb:12:in `each'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/installer.rb:49:in `run'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/installer.rb:8:in `install'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/cli.rb:222:in `install'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/vendor/thor/task.rb:22:in `send'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/vendor/thor/task.rb:22:in `run'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/vendor/thor/invocation.rb:118:in `invoke_task'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/vendor/thor.rb:246:in `dispatch'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/vendor/thor/base.rb:389:in `start'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/bin/bundle:13
        from /usr/local/rvm/gems/ruby-1.8.7-p352/bin/bundle:19:in `load'
        from /usr/local/rvm/gems/ruby-1.8.7-p352/bin/bundle:19

やはりエラー…