anchor.diff:  ##<a id='stacks-api'></a>Stacks API ##
   
   For API information, review the Stacks section of the [Cloud Foundry API Documentation](http://apidocs.cloudfoundry.org).
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positive.code: 
  ##<a id='available-stacks'></a>Available Stacks ##
  
  The Linux `cflinuxfs2` stack is derived from Ubuntu Trusty 14.04. Refer to the Github stacks page for supported [libraries](https://github.com/cloudfoundry/stacks/blob/master/cflinuxfs2/cflinuxfs2_receipt).
  
  <%= vars.custom_stack %>
  
  
negative.code: 
  It can be difficult to know what libraries an app statically links to, and it depends on the languages you are using. One example is an app that uses a Ruby or Python binary, and links out to part of the C standard library. If the C library requires an update, you may need to recompile the app and restage it as follows:
  
  1. Use the [cf stacks](http://cli.cloudfoundry.org/en-US/cf/stacks.html) command to list the stacks available in a deployment.
  
      <pre class='terminal'>
      $ cf stacks
  