${CC} foo.c -dynamiclib -o hide/hole/libfoo.dylib -install_name @rpath/libfoo.dylib
libbar.dylib : bar.c hide/hole/libfoo.dylib
${CC} foo.c -dynamiclib -o hide/hole/libfoo.dylib -install_name @rpath/libfoo.dylib
libbar.dylib : bar.c hide/hole/libfoo.dylib