php5.6-cgi-dbgsym 5.6.16+dfsg-10 (amd64 binary) in ubuntu xenial

 This package provides the /usr/lib/cgi-bin/php CGI interpreter built
 for use in Apache 2 with mod_actions, or any other CGI httpd that
 supports a similar mechanism. Note that MOST users probably
 want the php5.6-fpm package.
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 PHP (recursive acronym for PHP: Hypertext Preprocessor) is a widely-used
 open source general-purpose scripting language that is especially suited
 for web development and can be embedded into HTML.