mac 升级到mavericks 安装php扩展现问题

mac 升级到mavericks 安装php扩展现以下问题 
grep: /usr/include/php/main/php.h: No such file or directory

grep: /usr/include/php/Zend/zend_modules.h: No such file or directory

grep: /usr/include/php/Zend/zend_extensions.h: No such file or directory 
Configuring for: 
PHP Api Version: 
Zend Module Api No: 
Zend Extension Api No:

解决方法：

ln -s /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk/usr/include /usr/include