Pacify "gcc -Wunused" for the input function from Flex.

[bison.git] / lib / get-errno.c

diff --git a/lib/get-errno.c b/lib/get-errno.c
index 8e8ef58209dd152665164c4c92e2e4b70d050ae6..078b6e6f2a7d98443faf3b83990d89d27059a8d3 100644 (file)
--- a/lib/get-errno.c
+++ b/lib/get-errno.c
@@ -2,10 +2,10 @@
 
    Copyright (C) 2002, 2006 Free Software Foundation, Inc.
 
-   This program is free software; you can redistribute it and/or modify
+   This program 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 2, or (at your option)
-   any later version.
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -13,19 +13,16 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software Foundation,
-   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 /* Written by Paul Eggert.  */
 
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <errno.h>
+#include <config.h>
 
 #include "get-errno.h"
 
+#include <errno.h>
+
 /* Get and set errno.  A source file that needs to set or get errno,
    but doesn't need to test for specific errno values, can use these
    functions to avoid namespace pollution.  For example, a file that