def CreateLibSymlinks(env, symlinks):
    """Physically creates symlinks. The symlinks argument must be a list in
    form [ (link, linktarget), ... ], where link and linktarget are SCons
    nodes.
    """

    Verbose = False
    for link, linktgt in symlinks:
        linktgt = link.get_dir().rel_path(linktgt)
        link = link.get_path()
        if Verbose:
            print("CreateLibSymlinks: preparing to add symlink %r -> %r" % (link, linktgt))
        # Delete the (previously created) symlink if exists. Let only symlinks
        # to be deleted to prevent accidental deletion of source files...
        if env.fs.islink(link):
            env.fs.unlink(link)
            if Verbose:
                print("CreateLibSymlinks: removed old symlink %r" % link)
        # If a file or directory exists with the same name as link, an OSError
        # will be thrown, which should be enough, I think.
        env.fs.symlink(linktgt, link)
        if Verbose:
            print("CreateLibSymlinks: add symlink %r -> %r" % (link, linktgt))
    return 0