Fix to avoid packages include in slackbuilds folder

def alien_filter(name, location, size, unsize):
    """Fix to avoid packages include in slackbuilds folder
    """
    (fname, flocation, fsize, funsize) = ([] for i in range(4))
    for n, l, s, u in zip(name, location, size, unsize):
        if "slackbuilds" != l:
            fname.append(n)
            flocation.append(l)
            fsize.append(s)
            funsize.append(u)
    return [fname, flocation, fsize, funsize]