sudo cp /private/etc/php.ini.default /private/etc/php.ini;
sudo php /usr/lib/php/install-pear-nozlib.phar;
pear config-set php_ini /private/etc/php.ini;
Set the url with ?XDEBUG_SESSION_START=PHPSTORM and set a header Cookie: XDEBUG_SESSION=PHPSTORM