第一个tweak编译 make package 报错

Making stage for tweak IconRenamer…
/bin/sh: md5: command not found
du: invalid option – ‘I’
Try `du --help’ for more information.
make: *** [internal-package] Error 2

大神门给看看是啥问题啊 ?

你在OSX里的Terminal里输入“md5”,看看是什么效果