#Command to install PECL package on Mac OS X El Capitan
$ sudo php /usr/lib/php/install-pear-nozlib.phar -d /usr/local/lib/php -b /usr/local/bin
#Command to install PECL package on Mac OS X El Capitan
$ sudo php /usr/lib/php/install-pear-nozlib.phar -d /usr/local/lib/php -b /usr/local/bin