An error occurred while installing curb (0.8.5)

Question

While bundling an old project, this error came up:

Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.      /home/dd/.rvm/rubies/ruby-2.0.0-p247/bin/ruby extconf.rb  checking for curl-config... no checking for main() in -lcurl... no *** 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/dd/.rvm/rubies/ruby-2.0.0-p247/bin/ruby     --with-curl-dir     --without-curl-dir     --with-curl-include     --without-curl-include=${curl-dir}/include     --with-curl-lib     --without-curl-lib=${curl-dir}/     --with-curllib     --without-curllib extconf.rb:18:in `<main>':   Can't find libcurl or curl/curl.h (RuntimeError)    Try passing --with-curl-dir or --with-curl-lib and --with-curl-include   options to extconf.   Gem files will remain installed in /home/dd/.rvm/gems/ruby-2.0.0-p247/gems/curb-0.8.5 for inspection. Results logged to /home/dd/.rvm/gems/ruby-2.0.0-p247/gems/curb-0.8.5/ext/gem_make.out  An error occurred while installing curb (0.8.5), and Bundler cannot continue. Make sure that `gem install curb -v '0.8.5'` succeeds before bundling. 

Answer 1

I found the solution here

sudo apt-get install libcurl3-dev 

Answer 2

On CentOS

sudo yum install libcurl-devel