void special()
{
    if (! exists("release.yo") || "VERSION" newer "release.yo")
    {
        system("touch version.cc");
                                    // using FORTIFY is weird, but Nilesh
                                    // Patra noticed some complaints when
                                    // omitted.
        run("gcc -D_FORTIFY_SOURCE=2 -E VERSION.h | grep -v '#' | "
                                    "sed 's/\\\"//g' > release.yo");
    }
}
