if (seekFile(file, file_seek_pos, SEEK_SET) != 0)
{
Error(ERR_WARN, "cannot fseek in file '%s' -- using empty level", filename);
if (seekFile(file, file_seek_pos, SEEK_SET) != 0)
{
Error(ERR_WARN, "cannot fseek in file '%s' -- using empty level", filename);