/********************************************************************  * *     XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" *     SOLELY FOR USE IN DEVELOPING PROGRAMS AND SOLUTIONS FOR *     XILINX DEVICES.  BY PROVIDING THIS DESIGN, CODE, OR INFORMATION *     AS ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE, APPLICATION *     OR STANDARD, XILINX IS MAKING NO REPRESENTATION THAT THIS *     IMPLEMENTATION IS FREE FROM ANY CLAIMS OF INFRINGEMENT, *     AND YOU ARE RESPONSIBLE FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE *     FOR YOUR IMPLEMENTATION.  XILINX EXPRESSLY DISCLAIMS ANY *     WARRANTY WHATSOEVER WITH RESPECT TO THE ADEQUACY OF THE *     IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OR *     REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE FROM CLAIMS OF *     INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS *     FOR A PARTICULAR PURPOSE. *      *     (c) Copyright 2006 Xilinx, Inc. *     All rights reserved. * * The errno variable is stored in the reentrancy structure.  This * function returns its address for use by the macro errno defined in * errno.h.   ********************************************************************/#include <errno.h>#include <reent.h>int *__errno (){  return &_REENT->_errno;}