public static boolean h16_colon(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "h16_colon")) return false;
    boolean r;
    Marker m = enter_section_(b, l, _NONE_, H_16_COLON, "<h 16 colon>");
    r = h16(b, l + 1);
    r = r && consumeToken(b, COLON);
    exit_section_(b, l, m, r, false, null);
    return r;
  }
public static boolean h16_colon(PsiBuilder b, int l)