Linker Error in Xcode 4.2 Developer Preview

d /Users/yariksmirnov/Library/Developer/Xcode/DerivedData/Goozzy-cugjuvvsrzjqwvfiicxtykbqagux/Build/Products/Debug-iphonesimulator/Goozzy.app/Goozzy normal i386
cd /Users/yariksmirnov/Desktop/Goozy/branches/new
setenv MACOSX_DEPLOYMENT_TARGET 10.6
setenv PATH "/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin:/Developer/usr/bin:/usr/bin:/bin:/usr/sbin:/sbin"
/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/llvm-gcc-4.2 -arch i386 -isysroot /Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.0.sdk -L/Users/yariksmirnov/Library/Developer/Xcode/DerivedData/Goozzy-cugjuvvsrzjqwvfiicxtykbqagux/Build/Products/Debug-iphonesimulator -F/Users/yariksmirnov/Library/Developer/Xcode/DerivedData/Goozzy-cugjuvvsrzjqwvfiicxtykbqagux/Build/Products/Debug-iphonesimulator -filelist /Users/yariksmirnov/Library/Developer/Xcode/DerivedData/Goozzy-cugjuvvsrzjqwvfiicxtykbqagux/Build/Intermediates/Goozzy.build/Debug-iphonesimulator/Goozzy.build/Objects-normal/i386/Goozzy.LinkFileList -mmacosx-version-min=10.6 -Xlinker -objc_abi_version -Xlinker 2 -D__IPHONE_OS_VERSION_MIN_REQUIRED=40300 -framework CoreData -lz.1.2.3 -framework MobileCoreServices -framework SystemConfiguration -framework CFNetwork -framework QuartzCore -framework UIKit -framework Foundation -framework CoreGraphics -o /Users/yariksmirnov/Library/Developer/Xcode/DerivedData/Goozzy-cugjuvvsrzjqwvfiicxtykbqagux/Build/Products/Debug-iphonesimulator/Goozzy.app/Goozzy

*ld: library not found for -lz.1.2.3*
collect2: ld returned 1 exit status
Command /Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/llvm-gcc-4.2 failed with exit code 1

Как исправить эту ошибку?

Это очень странно - я компилирую сборку для iOS, но получаю ошибку о цели развертывания Mac OS.