如果我运行某种rake命令，我会收到此错误消息:rakeaborted!dlopen(/Users/adam/.rvm/gems/ruby-1.9.3-p327/gems/rmagick-2.13.1/lib/RMagick2.bundle,9):Librarynotloaded:/usr/local/lib/libfreetype.6.dylibReferencedfrom:/usr/local/lib/libMagickCore-Q16.7.dylibReason:Incompatiblelibraryversion:libMagickCore-Q16.7.dylibrequire