gistfile1.txt

$ make examples COMPILER_FLAGS="-O --cfg port_audio"
--- Type 'make test' to test library
error: linking with `cc` failed: exit code: 1
note: cc '-m64' '-L' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib' '-o' 'examples/audio' 'examples/audio.o' '-lmorestack' '-nodefaultlibs' '-Wl,-dead_strip' '/Users/sven/Desktop/piston/target/x86_64-apple-darwin/lib/libpiston-a1b791b5-0.0.rlib' '/Users/sven/Desktop/opensource/gl-rs/target/x86_64-apple-darwin/lib/libgl-8febb75e-0.1.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libtime-4bb3739b-0.11.0-pre.rlib' '/Users/sven/Desktop/opensource/glfw-rs/target/x86_64-apple-darwin/lib/libglfw-38369174-0.1.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libsemver-e49a2dee-0.11.0-pre.rlib' '/Users/sven/Desktop/opensource/rust-portaudio/lib/libportaudio-896aa06e-0.1.rlib' '/Users/sven/Desktop/rust-graphics/target/x86_64-apple-darwin/lib/libgraphics-587c2edd-0.0.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libnative-1fb5e2c0-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libserialize-0352aab7-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/liblog-cd053230-0.11.0-pre.rlib' '/Users/sven/Desktop/rust-image/target/x86_64-apple-darwin/lib/libimage-42438c15-0.0.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libflate-92afea7e-0.11.0-pre.rlib' '/Users/sven/Desktop/opensource/rust-sdl2_mixer/target/x86_64-apple-darwin/lib/libsdl2_mixer-1aa14961-0.1.rlib' '/Users/sven/Desktop/opensource/rust-sdl2/target/x86_64-apple-darwin/lib/libsdl2-79c1f430-0.0.1.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libdebug-1e940314-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libstd-59beb4f7-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libsync-305341d2-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/librustrt-d8560cb2-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/librand-2ea8f361-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libcollections-d412c0c4-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/liballoc-1085c790-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/libcore-c5ed6fb4-0.11.0-pre.rlib' '/usr/local/lib/rustlib/x86_64-apple-darwin/lib/liblibc-4f9a876d-0.11.0-pre.rlib' '-L' 'target/x86_64-apple-darwin/lib' '-L' '/Users/sven/Desktop/piston/.rust' '-L' '/Users/sven/Desktop/piston' '-lglfw' '-framework' 'Cocoa' '-framework' 'OpenGL' '-framework' 'IOKit' '-framework' 'CoreFoundation' '-framework' 'CoreVideo' '-lportaudio' '-framework' 'SDL2_mixer' '-framework' 'SDL2' '-lSystem' '-lpthread' '-lc' '-lm' '-Wl,-rpath,@loader_path/../target/x86_64-apple-darwin/lib' '-Wl,-rpath,@loader_path/../../../../../usr/local/lib/rustlib/x86_64-apple-darwin/lib' '-Wl,-rpath,/usr/local/lib/rustlib/x86_64-apple-darwin/lib' '-lcompiler-rt'
note: ld: warning: directory not found for option '-L/Users/sven/Desktop/piston/.rust'
ld: can't write output file: examples/audio for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)

error: aborting due to previous error
make: *** [examples/audio.rs] Error 101