Gem::Ext::BuildError: ERROR: Failed to build gem native extension.
/home/anil/.rvm/rubies/ruby-2.0.0-p481/bin/ruby extconf.rb
checking for Ruby version >= 1.8.5… yes
checking for gcc… yes
checking for Magick-config… no
Can’t install RMagick 2.13.2. Can’t find Magick-config in /usr/local/heroku/bin:/home/anil/.rvm/gems/ruby-2.0.0-p481/bin:/home/anil/.rvm/gems/ruby-2.0.0-p481@global/bin:/home/anil/.rvm/rubies/ruby-2.0.0-p481/bin:/usr/lib/lightdm/lightdm:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/home/anil/.rvm/bin:/home/anil/.rvm/bin:/home/anil/.rvm/bin
*** 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=/home/anil/.rvm/rubies/ruby-2.0.0-p481/bin/ruby
extconf failed, exit code 1
Gem files will remain installed in /home/anil/.rvm/gems/ruby-2.0.0-p481/gems/rmagick-2.13.2 for inspection.
Results logged to /home/anil/.rvm/gems/ruby-2.0.0-p481/extensions/x86-linux/2.0.0/rmagick-2.13.2/gem_make.out
An error occurred while installing rmagick (2.13.2), and Bundler cannot continue.
Make sure that gem install rmagick -v '2.13.2'
succeeds before bundling.