cd /opt/lnmp1.3-full/src/php-5.6.22/ext/calendar
/usr/local/php/bin/phpize
./configure --with-php-config=/usr/local/php/bin/php-config --enable-calendar
make
make install

修改php.ini
vi /usr/local/php/etc/php.ini
增加:
extension=/usr/local/php/lib/php/extensions/no-debug-non-zts-20131226/calendar.so

service php-fpm reload
service nginx reload