/*
 *  call-seq:
 *     term_doc_enum.skip_to(target) -> bool
 *
 *  Skip to the required document number +target+ and return true if there is
 *  a document >= +target+.
 */
static VALUE
frt_tde_skip_to(VALUE self, VALUE rtarget)
{
    TermDocEnum *tde = (TermDocEnum *)DATA_PTR(self);
    return tde->skip_to(tde, FIX2INT(rtarget)) ? Qtrue : Qfalse;
}