SDL编译错误

qlqdeMacBook-Pro:~ qlq$ cd /Users/qlq/Desktop/SDL2-2.0.3/build-scripts
qlqdeMacBook-Pro:build-scripts qlq$ ./iosbuild.sh
Building with iOS SDK v7.1 for iOS >= 3.0
checking build system type... i386-apple-darwin13.2.0
checking host system type... armv6-apple-darwin
checking how to print strings... printf
checking for armv6-apple-darwin-gcc... /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/llvm-gcc-4.2
checking whether the C compiler works... no
configure: error: in `/Users/qlq/Desktop/SDL2-2.0.3/build/armv6':
configure: error: C compiler cannot create executables
See `config.log' for more details