Guess the CMake that is generated is plain wrong. /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX6.1.sdk ... WRONG I guess... set(CMAKE_C_COMPILER /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/gcc) set(CMAKE_CXX_COMPILER /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/g++) set(CMAKE_OSX_ARCHITECTURES armv7) set(CMAKE_OSX_SYSROOT /) # This is automatically generated file using StackIPhoneConfig on 27 February 2013 4:17:00.984 pm cmake_minimum_required(VERSION 2.6.2) include(CMakeDetermineSystem) project("iStackVM") set(CMAKE_OSX_DEPLOYMENT_TARGET 10.5) set(CMAKE_OSX_SYSROOT /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX6.1.sdk) include(directories.cmake) set(externalModulesDir "${outputDir}/iStackVM.app/Contents/MacOS/Plugins") message("${CMAKE_MODULE_PATH}") set(CMAKE_CONFIGURATION_TYPES Release) include_directories(${buildDir}/) include_directories(${platformsDir}/iOS/vm/iPhone) include_directories(${crossDir}/vm ${srcVMDir} ${targetPlatform}/vm ${buildDir}) include_directories(${srcDir}/vm) include_directories(${platformsDir}/iOS/vm/iPhone) include_directories(${platformsDir}/iOS/vm/iPhone/Classes) include_directories(${platformsDir}/iOS/vm/OSX) include_directories(${platformsDir}/unix/vm) include_directories(${platformsDir}/iOS/vm/Common/Classes) include_directories(${platformsDir}/iOS/plugins/SoundPlugin) include_directories(${platformsDir}/iOS/vm/OSX/plugins/SoundP