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像这种错误问题是由于zbar的静态库文件没有导入，出现错误的提示为
"_inflateEnd", referenced from:
_unzCloseCurrentFile in unzip.oclang: error: linker command failed with exit code 1 (use -v to see invocation)
解决办法是 需要导入libiconv.dylib静态库
Undefined symbols for architecture i386: libzbar.a(qrdectxt.o) 错误问题
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原文地址：http://blog.csdn.net/zhangkongzhongyun/article/details/45559865
