title: ruby incompatible curb version
body: <p>I installed the curb gem by:</p>
  
  <pre><code>gem install curb
  </code></pre>
  
  <p>But when i include in my ruby code by require 'curb', it gives the following error</p>
  
  <pre><code>/Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/curb-0.8.5/lib/curl.rb:1:in `require'" dlopen(/Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/curb-0.8.5/lib/curb_core.bundle, 9): Library not loaded: libcurl.4.dylib (LoadError)
  Referenced from: /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/curb-0.8.5/lib/curb_core.bundle
  Reason: Incompatible library version: curb_core.bundle requires version 8.0.0 or later, but libcurl.4.dylib provides version 7.0.0 - /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/curb-0.8.5/lib/curb_core.bundle
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/curb-0.8.5/lib/curl.rb:1:in `&lt;top (required)&gt;'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/curb-0.8.5/lib/curb.rb:1:in `require'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/curb-0.8.5/lib/curb.rb:1:in `&lt;top (required)&gt;'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:72:in `require'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:72:in `block (2 levels) in require'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:70:in `each'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:70:in `block in require'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:59:in `each'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:59:in `require'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler.rb:132:in `require'
  from /Users/vishrutmehta/clapone/vishnew/config/application.rb:7:in `&lt;top (required)&gt;'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/railties-3.2.13/lib/rails/commands.rb:53:in `require'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/railties-3.2.13/lib/rails/commands.rb:53:in `block in &lt;top (required)&gt;'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/railties-3.2.13/lib/rails/commands.rb:50:in `tap'
  from /Users/vishrutmehta/.rvm/gems/ruby-1.9.3-p448/gems/railties-3.2.13/lib/rails/commands.rb:50:in `&lt;top (required)&gt;'  
  from script/rails:6:in `require'    
  from script/rails:6:in `&lt;main&gt;'
  </code></pre>
  
  <p>Please Help</p>