--- Libc/Libc-262/include/vis.h
+++ Libc/Libc-320.1.3/include/vis.h
@@ -3,19 +3,20 @@
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
  * 
  * @APPLE_LICENSE_HEADER_END@
  */
@@ -77,6 +78,7 @@
  * other
  */
 #define	VIS_NOSLASH	0x40	/* inhibit printing '\' */
+#define	VIS_HTTPSTYLE	0x80	/* http-style escape % HEX HEX */
 
 /*
  * unvis return codes
@@ -95,11 +97,12 @@
 #include <sys/cdefs.h>
 
 __BEGIN_DECLS
-char	*vis __P((char *, int, int, int));
-int	strvis __P((char *, const char *, int));
-int	strvisx __P((char *, const char *, size_t, int));
-int	strunvis __P((char *, const char *));
-int	unvis __P((char *, int, int *, int));
+char	*vis(char *, int, int, int);
+int	strvis(char *, const char *, int);
+int	strvisx(char *, const char *, size_t, int);
+int	strunvis(char *, const char *);
+int	strunvisx(char *, const char *, int);
+int	unvis(char *, int, int *, int);
 __END_DECLS
 
 #endif /* !_VIS_H_ */