public static boolean dec_octet(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "dec_octet")) return false;
    boolean r;
    Marker m = enter_section_(b, l, _NONE_, DEC_OCTET, "<dec octet>");
    r = consumeToken(b, DIGIT);
    if (!r) r = dec_octet_1(b, l + 1);
    if (!r) r = dec_octet_2(b, l + 1);
    if (!r) r = dec_octet_3(b, l + 1);
    if (!r) r = dec_octet_4(b, l + 1);
    exit_section_(b, l, m, r, false, null);
    return r;
  }
public static boolean dec_octet(PsiBuilder b, int l)