Make rule functions global.

kernel.h

@@ -97,3 +97,8 @@ int gettime(struct timeval *tv);
 int read_random_bytes(void *buf, int len);
 int kernel_older_than(const char *sysname, int version, int sub_version);
 int kernel_has_ipv6_subtrees(void);
+int add_rule(int prio, const unsigned char *src_prefix, int src_plen,
+             int table);
+int flush_rule(int prio, int family);
+int change_rule(int new_prio, int old_prio, const unsigned char *src, int plen,
+                int table);

kernel_netlink.c

@@ -1464,7 +1464,7 @@ kernel_callback(struct kernel_filter *filter)
 
 /* Routing table's rules */
 
-static int
+int
 add_rule(int prio, const unsigned char *src_prefix, int src_plen, int table)
 {
     char buffer[64] = {0}; /* 56 needed */
@@ -1536,7 +1536,7 @@ add_rule(int prio, const unsigned char *src_prefix, int src_plen, int table)
     return netlink_talk(message_header);
 }
 
-static int
+int
 flush_rule(int prio, int family)
 {
     char buffer[64] = {0}; /* 36 needed */
@@ -1589,7 +1589,7 @@ flush_rule(int prio, int family)
     return netlink_talk(message_header);
 }
 
-static int
+int
 change_rule(int new_prio, int old_prio,
             const unsigned char *src, int plen, int table)
 {

kernel_socket.c

@@ -851,6 +851,29 @@ kernel_callback(struct kernel_filter *filter)
 
 }
 
+int
+add_rule(int prio, const unsigned char *src_prefix, int src_plen, int table)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+int
+flush_rule(int prio, int family)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+int
+change_rule(int new_prio, int old_prio,
+            const unsigned char *src, int plen, int table)
+{
+    errno = ENOSYS;
+    return -1;
+}
+
+
 /* Local Variables:      */
 /* c-basic-offset: 4     */
 /* indent-tabs-mode: nil */