$NetBSD: patch-ex__tty_h,v 1.1 2012/12/28 03:03:09 dholland Exp $

- use const for string constants
- declare void functions void
- don't declare local functions in header files

--- ex_tty.h.orig	2002-02-06 00:43:55.000000000 +0000
+++ ex_tty.h
@@ -259,9 +259,9 @@ var	short	costRP;	/* likewise for RIGHT_
 # define MAXCHARMACS	1536	/* max # of chars total in macros */
 #endif
 struct maps {
-	char *cap;	/* pressing button that sends this.. */
-	char *mapto;	/* .. maps to this string */
-	char *descr;	/* legible description of key */
+	const char *cap;	/* pressing button that sends this.. */
+	const char *mapto;	/* .. maps to this string */
+	const char *descr;	/* legible description of key */
 	bool hadthis;	/* did this mapping already (avoid recursion) */
 };
 var	struct maps arrows[MAXNOMACS];	/* macro defs - 1st 5 built in */
@@ -275,12 +275,11 @@ var	bool	anyabbrs;	/* true if abbr or un
 var	char	ttynbuf[20];	/* result of ttyname() */
 var	int	ttymesg;	/* original mode of users tty */
 
-int addmac __P((register char *, register char *, register char *, register struct maps *));
+void addmac __P((register char *, register const char *, register const char *, register struct maps *));
 ttymode ostart __P((void));
-int normal __P((ttymode));
-int ostop __P((ttymode));
+void normal __P((ttymode));
+void ostop __P((ttymode));
 ttymode setty __P((ttymode));
-ttymode unixex __P((char *, char *, int, int));
-int unixwt __P((int, ttymode));
-int ovend __P((ttymode));
+ttymode unixex __P((const char *, char *, int, int));
+void unixwt __P((int, ttymode));
 int map __P((register int, register struct maps *));