--- old/lib/dgif_lib.c	2015-04-17 18:04:52.292356363 +0300
+++ new/lib/dgif_lib.c	2015-04-17 18:04:52.232356361 +0300
@@ -1,3 +1,27 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
 /******************************************************************************
 
 dgif_lib.c - GIF decoding
@@ -12,12 +36,13 @@
 #include <limits.h>
 #include <stdint.h>
 #include <fcntl.h>
-#include <unistd.h>
 #include <stdio.h>
 #include <string.h>
 
 #ifdef _WIN32
 #include <io.h>
+#else
+#include <unistd.h>
 #endif /* _WIN32 */
 
 #include "gif_lib.h"