Installing Rmagick issues in Mac OS X lion - macos

Question

Problem:
Fetching: rmagick-2.13.2.gem (100%)
Building native extensions. This could take a while...
ERROR: Error installing rmagick:
ERROR: Failed to build gem native extension.
/Users/officemachine1/.rvm/rubies/ruby-1.9.2-p180/bin/ruby extconf.rb
checking for Ruby version >= 1.8.5... yes
checking for /usr/bin/gcc-4.2... yes
checking for Magick-config... yes
checking for ImageMagick version >= 6.4.9... yes
checking for HDRI disabled version of ImageMagick... yes
/usr/local/bin/Magick-config: line 41: pkg-config: command not found
/usr/local/bin/Magick-config: line 47: pkg-config: command not found
/usr/local/bin/Magick-config: line 50: pkg-config: command not found
/usr/local/bin/Magick-config: line 53: pkg-config: command not found
checking for stdint.h... yes
checking for sys/types.h... yes
checking for wand/MagickWand.h... no
Can't install RMagick 2.13.2. Can't find MagickWand.h.
* 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=/Users/officemachine1/.rvm/rubies/ruby-1.9.2-p180/bin/ruby
Gem files will remain installed in /Users/officemachine1/.rvm/gems/ruby-1.9.2-p180/gems/rmagick-2.13.2 for inspection.
Results logged to /Users/officemachine1/.rvm/gems/ruby-1.9.2-p180/gems/rmagick-2.13.2/ext/RMagick/gem_make.out

Answer 1

Solutions:
$ brew install pkg-config
Error: Permission denied - /Users/officemachine1/Library/Caches/Homebrew/Formula/pkg-config.brewing
office-machine-1s-macbook:nationestateagents officemachine1$ sudo brew install pkg-config
==> Downloading https://downloads.sf.net/project/machomebrew/Bottles/pkg-config-0.28.lion.bottle.tar.gz
################################################################## 100.0%
==> Pouring pkg-config-0.28.lion.bottle.tar.gz
🍺 /usr/local/Cellar/pkg-config/0.28: 10 files, 636K
$ rvmsudo bundle install
I hope this might be helping you to come out from the above issue.