php-mac下安装memcache时，Unable to initialize module

macphpmemcache

我在命令行下输入php -v
PHP Warning: PHP Startup: memcache: Unable to initialize module
Module compiled with module API=20100525
PHP compiled with module API=20121212
These options need to match
in Unknown on line 0
PHP 5.5.14 (cli) (built: Sep 9 2014 19:09:25)
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