anchor.diff:  FROM centos:centos6
   MAINTAINER pepechoko
   
  -RUN yum update -y
  -RUN rpm -Uvh http://download.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm
  +RUN yum update -y && \
  +    yum clean all
  +
  +RUN rpm -Uvh http://download.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm && \
  +    yum clean all
   
   RUN yum install -y --enablerepo=epel \
      re2c \
      libmcrypt \
  -   libmcrypt-devel
  +   libmcrypt-devel && \
  +   yum clean all
   
   RUN yum install -y \
     ksh \
  
positive.code:   which \
    tar \
    bzip2 \
    wget
  
  ## add phpenv group
  RUN groupadd phpenv
  
negative.code: RUN chgrp -R phpenv /usr/local/phpenv
  RUN chmod -R g+rwxXs /usr/local/phpenv
  
  # Install multiple versions of php
  RUN perl -i -pe 's/--enable-fpm\n//g' /usr/local/phpenv/plugins/php-build/share/php-build/default_configure_options
  # RUN sed -i -e '$s/--with-apxs2\n//g' /usr/local/phpenv/plugins/php-build/share/php-build/default_configure_options
  
  ADD versions.txt /usr/local/phpenv/versions.txt
  # RUN xargs -L 1 -i ksh -c 'phpenv install php-{}; mv /usr/lib/httpd/modules/libphp5.so /usr/local/phpenv/versions/{}/' < /usr/local/phpenv/versions.txt
  