Use ccache for packages built with cmake. * Makefile.in: New variable CMAKE_CCACHE_FLAGS. * src/armadillo.mk, src/cgal.mk, src/cmake.mk, src/cminpack, src/double-conversion.mk, src/eigen.mk, src/gdcm.mk, src/gl2ps.mk, src/hdf5.mk, src/lapack.mk, src/libical.mk, src/libproxy, src/llvm.mk, src/of-dicom.mk, src/openal.mk, src/opencv.mk, src/openexr.mk, src/openscenegraph.mk, src/physfs.mk, src/qhull.mk, src/qjson.mk, src/rapidjson.mk, src/suitesparse.mk, src/sundials-ida.mk, src/taglib.mk, src/vigra.mk, src/vmime.mk, src/vtk.mk, src/wt.mk: Add new variable to cmake flags. Harmonize indentation in files.

/*
 * This file is part of MXE.
 * See index.html for further information.
 */

#include <AL/alc.h>

int main(int argc, char **argv)
{
    ALCdevice *dev;
    ALCcontext *ctx;

    (void)argc;
    (void)argv;

    dev = alcOpenDevice(0);
    ctx = alcCreateContext(dev, 0);

    alcDestroyContext(ctx);
    alcCloseDevice(dev);

    return 0;
}