$ lipo -info SBJson.framework/SBJson
Architectures in the fat file: SBJson.framework/SBJson are: armv6 armv7 i386
并且使用64位代码
$ lipo -info SBJson.framework/SBJson
Architectures in the fat file: SBJson.framework/SBJson are: armv7 armv7s i386 x86_64 arm64