title: not able to install php-devel in aws centos ec2 instance for php version 5.6.22
body: <p>I was trying to install php-devel using the command 'sudo yum install php-devel. I am getting error like this</p>
  
  <pre><code>--&gt; Processing Conflict: php56-cli-5.6.22-1.125.amzn1.x86_64 conflicts php-cli &lt; 5.5.22-1.98
  --&gt; Processing Conflict: php56-common-5.6.22-1.125.amzn1.x86_64 conflicts php-common &lt; 5.5.22-1.98
  --&gt; Processing Conflict: php56w-common-5.6.22-1.w6.x86_64 conflicts php-common &lt; 5.5.0
  --&gt; Finished Dependency Resolution
  Error: php56-cli conflicts with php-cli-5.3.29-1.8.amzn1.x86_64
  Error: php56w-common conflicts with php-common-5.3.29-1.8.amzn1.x86_64
  Error: php56-common conflicts with php-common-5.3.29-1.8.amzn1.x86_64
   You could try using --skip-broken to work around the problem
   You could try running: rpm -Va --nofiles --nodigest
  </code></pre>