http://pecl.php.net/package/memcache $ cd extname $ phpize $ ./configure $ make
--with-php-config=[Insert path to proper php-config here]
For example (my case): ./configure --with-php-config=/usr/local/php5/bin/php-config5 /Applications/XAMPP/xamppfiles/etc/php.ini
extension_dir = "/Applications/XAMPP/xamppfiles/lib/php/extensions/no-debug-non-zts-20131226/" extension=memcache.so