root@iZ94a3kgczzZ:~# apt-get install php5-mysql

Reading package lists... Done

Building dependency tree ? ? ??

Reading state information... Done

php5-mysql is already the newest version.

0 upgraded, 0 newly installed, 0 to remove and 62 not upgraded.

root@iZ94a3kgczzZ:~# cat /etc/php5/conf.d/mysq.ini

cat: /etc/php5/conf.d/mysq.ini: No such file or directory