Define v4prefix in util.

kernel_socket.c

@@ -53,9 +53,6 @@ THE SOFTWARE.
 
 static int get_sdl(struct sockaddr_dl *sdl, char *ifname);
 
-static const unsigned char v4prefix[16] =
-    {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xFF, 0xFF, 0, 0, 0, 0 };
-
 int export_table = -1, import_table_count = 0, import_tables[MAX_IMPORT_TABLES];
 
 int

message.c

@@ -48,8 +48,6 @@ int split_horizon = 1;
 unsigned short myseqno = 0;
 struct timeval seqno_time = {0, 0};
 
-extern const unsigned char v4prefix[16];
-
 #define MAX_CHANNEL_HOPS 20
 
 /* Parse a network prefix, encoded in the somewhat baroque compressed

util.h

@@ -103,6 +103,8 @@ void v4tov6(unsigned char *dst, const unsigned char *src);
 int daemonise(void);
 int set_src_prefix(unsigned char *src_addr, unsigned char *src_plen);
 
+extern const unsigned char v4prefix[16];
+
 static inline int
 is_default(const unsigned char *prefix, int plen)
 {