doesn't link on ubuntu 12, cc: error: Foundation: No such file or directory

rust-sdl$ make
rustc --cfg image --cfg mixer src/sdl.rc -o libsdl.dummy
src/mixer.rs:3:4: 3:13 warning: unused import [-W unused-imports (default)]
src/mixer.rs:3 use std::uint;
^~~~~~~~~
warning: ignoring specified output filename for library.
error: linking with `cc` failed with code 1
note: cc arguments: -L/usr/local/lib/rustc/x86_64-unknown-linux-gnu/lib -m64 -o libsdl-95460b1b072257-0.3.0.so libsdl.o -L/usr/local/lib/rustc/x86_64-unknown\
-linux-gnu/lib -lstd-6c65cf4b443341b1-0.8-pre -lSDL_image -lSDL_mixer -lSDL -lSDLmain -framework Foundation -framework AppKit -lrustrt -lrt -lpthread -L/usr/\
cn/rust/rust-sdl/.rust -L/usr/cn/rust/rust-sdl -shared -lrt -ldl -lm -lmorestack -lrustrt -Wl,-rpath,$ORIGIN/../../../local/lib/rustc/x86_64-unknown-linux-gn\
u/lib -Wl,-rpath,/usr/local/lib/rustc/x86_64-unknown-linux-gnu/lib
note: cc: error: Foundation: No such file or directory
cc: error: AppKit: No such file or directory

error: aborting due to previous error
make: **\* [libsdl.dummy] Error 101

$/rust/rust-sdl$ git branch -v
- master b5c0c39 Merge pull request #91 from pcwalton/remove-start