X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=gnushogi%2Fsysdeps.c;h=a8f8bd469c7d6b1d1b50bc95b1835f75e50c17b7;hb=89b2fc0e2d267a6bea4697ee655dc32ef5afb087;hp=c88dc43cde9ac021c639798527d4a1c735ec121f;hpb=8ae7e7d1b257ef36d8a9fd1cd88807954ef10764;p=gnushogi.git

diff --git a/gnushogi/sysdeps.c b/gnushogi/sysdeps.c
index c88dc43..a8f8bd4 100644
--- a/gnushogi/sysdeps.c
+++ b/gnushogi/sysdeps.c
@@ -4,20 +4,17 @@
  *     System-dependent functions for GNU Shogi.
  *
  * ----------------------------------------------------------------------
- * Copyright (c) 1993, 1994, 1995 Matthias Mutz
- * Copyright (c) 1999 Michael Vanier and the Free Software Foundation
  *
- * GNU SHOGI is based on GNU CHESS
+ * Copyright (c) 2012 Free Software Foundation
  *
- * Copyright (c) 1988, 1989, 1990 John Stanback
- * Copyright (c) 1992 Free Software Foundation
+ * GNU SHOGI is based on GNU CHESS
  *
  * This file is part of GNU SHOGI.
  *
  * GNU Shogi is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 1, or (at your option) any
- * later version.
+ * Free Software Foundation; either version 3 of the License,
+ * or (at your option) any later version.
  *
  * GNU Shogi is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
@@ -25,8 +22,8 @@
  * for more details.
  *
  * You should have received a copy of the GNU General Public License along
- * with GNU Shogi; see the file COPYING.  If not, write to the Free
- * Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ * with GNU Shogi; see the file COPYING. If not, see
+ * <http://www.gnu.org/licenses/>.
  * ----------------------------------------------------------------------
  *
  */
@@ -42,6 +39,10 @@
 #include <sys/filio.h>
 #endif
 
+#if HAVE_ERRNO_H
+/* Definition of errno(). */
+#include <errno.h>
+#endif
 
 /* Forward declarations. */
 
@@ -90,7 +91,6 @@ ElapsedTime_FIONREAD(ElapsedTime_mode iop)
     int  nchar;
 
     struct timeval tv;
-    extern int errno;
 
     if ((i = ioctl((int) 0, FIONREAD, &nchar)))
     {
@@ -226,9 +226,6 @@ ElapsedTime_FIONREAD(ElapsedTime_mode iop)
     int  nchar;
     int  i;
 
-    extern int errno;
-
-
     if ((i = ioctl((int) 0, FIONREAD, &nchar)))
     {
         perror("FIONREAD");