Index: head/sbin/ping6/ping6.c
===================================================================
--- head/sbin/ping6/ping6.c
+++ head/sbin/ping6/ping6.c
@@ -198,7 +198,7 @@
 #define F_DONTFRAG	0x1000000
 #define F_NOUSERDATA	(F_NODEADDR | F_FQDN | F_FQDNOLD | F_SUPTYPES)
 #define	F_WAITTIME	0x2000000
-u_int options;
+static u_int options;
 
 #define IN6LEN		sizeof(struct in6_addr)
 #define SA6LEN		sizeof(struct sockaddr_in6)