これで動くようになるはず。
sudo cp /etc/apache2/httpd.conf /etc/apache2/httpd.conf~osx_marvericks sudo sed -e "s/#LoadModule\ php5_module\ libexec\/apache2\/libphp5\.so/LoadModule\ php5_module\ libexec\/apache2\/libphp5\.so/" /etc/apache2/httpd.conf | sudo tee /etc/apache2/httpd.conf sudo cp /etc/php.ini-5.2-previous /etc/php.ini sudo /usr/sbin/apachectl restartapache - localhost doesn't executes php files after update to Maverick OS - Stack Overflow