void XFS_Free(XFSArchive *xa)
{
	if (xa != NULL)
	{
		if (xa->lpHeader != NULL)
			delete xa->lpHeader;
		
		XFSFileEntry *xe;
		XFSFileEntry *xn;
		xe = xa->lpFileTable;
		if (xe != NULL)
		{
			//chain delete
			do
			{
				xn = (XFSFileEntry *)xe->lpNext;
				delete xe;
				xe = xn;
			} while (xn != NULL);
		}

		delete xa;
	}
}