From b9f2ea4a57757882403b24c4e8041838cc0fd8f7 Mon Sep 17 00:00:00 2001
From: Eitan Adler <eadler@FreeBSD.org>
Date: Wed, 4 Dec 2013 20:03:55 +0000
Subject: [PATCH] route(1): Pull static buffer out of the function and into
 function scope.

This will make it easier to link as a library.

Submitted by:	Sebastian Huber <sebastian.huber@embedded-brains.de> (older version)
Discussed on:	-hackers
---
 sbin/route/route.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/sbin/route/route.c b/sbin/route/route.c
index 78a3792e337..a5e841970fd 100644
--- a/sbin/route/route.c
+++ b/sbin/route/route.c
@@ -63,6 +63,7 @@ __FBSDID("$FreeBSD$");
 #include <err.h>
 #include <errno.h>
 #include <paths.h>
+#include <stdbool.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -92,6 +93,8 @@ static u_long  rtm_inits;
 static uid_t	uid;
 static int	defaultfib;
 static int	numfibs;
+static char	domain[MAXHOSTNAMELEN + 1];
+static bool	domain_initialized;
 
 static int	atalk_aton(const char *, struct at_addr *);
 static char	*atalk_ntoa(struct at_addr, char [ATALK_BUF_SIZE]);
@@ -499,12 +502,10 @@ routename(struct sockaddr *sa)
 	const char *cp;
 	char atalk_buf[ATALK_BUF_SIZE];
 	static char line[NI_MAXHOST];
-	static char domain[MAXHOSTNAMELEN + 1];
-	static int first = 1;
 	int n;
 
-	if (first) {
-		first = 0;
+	if (!domain_initialized) {
+		domain_initialized = true;
 		if (gethostname(domain, MAXHOSTNAMELEN) == 0 &&
 		    (cp = strchr(domain, '.'))) {
 			domain[MAXHOSTNAMELEN] = '\0';