__int64 __fastcall sub_67856FC(__int64 result)
{
  __int64 v1; // x20
  __int64 v2; // x19
  __int64 v3; // x8
  __int64 v4; // x9
  char v5; // w0

  v1 = *(_QWORD *)(result + 360);
  if ( v1 )
  {
    v2 = result;
    result = sub_6EC4740();
    v3 = *(_QWORD *)(v1 + 16);
    v4 = *(int *)(result + 144);
    if ( (int)v4 <= *(_DWORD *)(v3 + 144) && *(_QWORD *)(*(_QWORD *)(v3 + 136) + 8 * v4) == result + 136 )
    {
      result = *(_QWORD *)(v1 + 1480);
      if ( result )
      {
        v5 = (*(__int64 (__fastcall **)(__int64))(*(_QWORD *)result + 744LL))(result);
        return (*(__int64 (__fastcall **)(__int64, _QWORD, _QWORD))(*(_QWORD *)v2 + 728LL))(v2, v5 & 1, 0LL);
      }
    }
  }
  return result;
}