Scanning dependencies of target sfml-window
[ 19%] Building CXX object src/SFML/Window/CMakeFiles/sfml-window.dir/Context.cpp.o
[ 20%] Building CXX object src/SFML/Window/CMakeFiles/sfml-window.dir/GlContext.cpp.o
[ 21%] Building CXX object src/SFML/Window/CMakeFiles/sfml-window.dir/GlResource.cpp.o
[ 22%] Building CXX object src/SFML/Window/CMakeFiles/sfml-window.dir/Joystick.cpp.o
In file included from /System/Library/Frameworks/CoreFoundation.framework/Headers/CoreFoundation.h:38,
from /System/Library/Frameworks/IOKit.framework/Headers/hid/IOHIDDevice.h:27,
from /Users/omar/Desktop/SFML2/src/SFML/Window/OSX/JoystickImpl.hpp:33,
from /Users/omar/Desktop/SFML2/src/SFML/Window/JoystickImpl.hpp:85,
from /Users/omar/Desktop/SFML2/src/SFML/Window/JoystickManager.hpp:32,
from /Users/omar/Desktop/SFML2/src/SFML/Window/Joystick.cpp:29:
/System/Library/Frameworks/CoreFoundation.framework/Headers/CFBase.h:45:18: error: lzma.h: No such file or directory
make[2]: *** [src/SFML/Window/CMakeFiles/sfml-window.dir/Joystick.cpp.o] Error 1
make[1]: *** [src/SFML/Window/CMakeFiles/sfml-window.dir/all] Error 2
Why would I be getting this? I'm pretty sure lzma.h has not moved.