diff --git a/ripd/ChangeLog b/ripd/ChangeLog
index 4ca580b..18b3c65 100644
--- a/ripd/ChangeLog
+++ b/ripd/ChangeLog
@@ -1,3 +1,8 @@
+2004-10-08 Hasso Tepper <hasso at quagga.net>
+
+	* *.c: Fix compiler warnings: make strings const, signed -> unsigned
+	  etc.
+
 2004-09-26 Hasso Tepper <hasso at quagga.net>
 
 	* ripd.c: Fix compiler warning.
diff --git a/ripd/rip_interface.c b/ripd/rip_interface.c
index 7869f2e..cbb4d3e 100644
--- a/ripd/rip_interface.c
+++ b/ripd/rip_interface.c
@@ -951,7 +951,7 @@
       return -1;
     }
   else
-    node->info = "enabled";
+    node->info = (char *) "enabled";
 
   /* XXX: One should find a better solution than a generic one */
   rip_enable_apply_all();
@@ -988,7 +988,7 @@
 int
 rip_enable_if_lookup (char *ifname)
 {
-  int i;
+  unsigned int i;
   char *str;
 
   for (i = 0; i < vector_max (rip_enable_interface); i++)
@@ -1245,7 +1245,7 @@
 void
 rip_clean_network ()
 {
-  int i;
+  unsigned int i;
   char *str;
   struct route_node *rn;
 
@@ -1270,7 +1270,7 @@
 int
 rip_passive_nondefault_lookup (char *ifname)
 {
-  int i;
+  unsigned int i;
   char *str;
 
   for (i = 0; i < vector_max (Vrip_passive_nondefault); i++)
@@ -1344,7 +1344,7 @@
 void
 rip_passive_nondefault_clean ()
 {
-  int i;
+  unsigned int i;
   char *str;
 
   for (i = 0; i < vector_max (Vrip_passive_nondefault); i++)
@@ -2114,7 +2114,7 @@
 int
 config_write_rip_network (struct vty *vty, int config_mode)
 {
-  int i;
+  unsigned int i;
   char *ifname;
   struct route_node *node;
 
diff --git a/ripd/rip_main.c b/ripd/rip_main.c
index c2128e4..bc25159 100644
--- a/ripd/rip_main.c
+++ b/ripd/rip_main.c
@@ -92,7 +92,7 @@
 struct thread_master *master;
 
 /* Process ID saved for use by init system */
-char *pid_file = PATH_RIPD_PID;
+const char *pid_file = PATH_RIPD_PID;
 
 /* Help information display. */
 static void
diff --git a/ripd/rip_routemap.c b/ripd/rip_routemap.c
index 45a45f4..ffe1317 100644
--- a/ripd/rip_routemap.c
+++ b/ripd/rip_routemap.c
@@ -47,7 +47,7 @@
 /* Add rip route map rule. */
 int
 rip_route_match_add (struct vty *vty, struct route_map_index *index,
-		     char *command, char *arg)
+		     const char *command, char *arg)
 {
   int ret;
 
@@ -70,7 +70,7 @@
 /* Delete rip route map rule. */
 int
 rip_route_match_delete (struct vty *vty, struct route_map_index *index,
-			char *command, char *arg)
+			const char *command, char *arg)
 {
   int ret;
 
@@ -93,7 +93,7 @@
 /* Add rip route map rule. */
 int
 rip_route_set_add (struct vty *vty, struct route_map_index *index,
-		   char *command, char *arg)
+		   const char *command, char *arg)
 {
   int ret;
 
@@ -116,7 +116,7 @@
 /* Delete rip route map rule. */
 int
 rip_route_set_delete (struct vty *vty, struct route_map_index *index,
-		      char *command, char *arg)
+		      const char *command, char *arg)
 {
   int ret;
 
diff --git a/ripd/rip_zebra.c b/ripd/rip_zebra.c
index 437e3c6..229fb33 100644
--- a/ripd/rip_zebra.c
+++ b/ripd/rip_zebra.c
@@ -164,14 +164,14 @@
 }
 
 void
-rip_redistribute_metric_set (int type, int metric)
+rip_redistribute_metric_set (int type, unsigned int metric)
 {
   rip->route_map[type].metric_config = 1;
   rip->route_map[type].metric = metric;
 }
 
 int
-rip_metric_unset (int type,int metric)
+rip_metric_unset (int type, unsigned int metric)
 {
 #define DONT_CARE_METRIC_RIP 17  
   if (metric != DONT_CARE_METRIC_RIP &&
@@ -201,7 +201,7 @@
 static struct {
   int type;
   int str_min_len;
-  char *str;
+  const char *str;
 } redist_type[] = {
   {ZEBRA_ROUTE_KERNEL,  1, "kernel"},
   {ZEBRA_ROUTE_CONNECT, 1, "connected"},
@@ -647,8 +647,8 @@
 config_write_rip_redistribute (struct vty *vty, int config_mode)
 {
   int i;
-  char *str[] = { "system", "kernel", "connected", "static", "rip",
-		  "ripng", "ospf", "ospf6", "isis", "bgp"};
+  const char *str[] = { "system", "kernel", "connected", "static", "rip",
+			"ripng", "ospf", "ospf6", "isis", "bgp"};
 
   for (i = 0; i < ZEBRA_ROUTE_MAX; i++)
     if (i != zclient->redist_default && zclient->redist[i])
diff --git a/ripd/ripd.c b/ripd/ripd.c
index acf0e7d..a799886 100644
--- a/ripd/ripd.c
+++ b/ripd/ripd.c
@@ -91,8 +91,8 @@
 struct
 {  
   int key;
-  char *str;
-  char *str_long;
+  const char *str;
+  const char *str_long;
 } route_info[] =
 {
   { ZEBRA_ROUTE_SYSTEM,  "X", "system"},
@@ -103,6 +103,7 @@
   { ZEBRA_ROUTE_RIPNG,   "R", "ripng"},
   { ZEBRA_ROUTE_OSPF,    "O", "ospf"},
   { ZEBRA_ROUTE_OSPF6,   "O", "ospf6"},
+  { ZEBRA_ROUTE_ISIS,    "I", "isis"},
   { ZEBRA_ROUTE_BGP,     "B", "bgp"}
 };
 
@@ -678,11 +679,11 @@
 
 /* Dump RIP packet */
 void
-rip_packet_dump (struct rip_packet *packet, int size, char *sndrcv)
+rip_packet_dump (struct rip_packet *packet, int size, const char *sndrcv)
 {
   caddr_t lim;
   struct rte *rte;
-  char *command_str;
+  const char *command_str;
   char pbuf[BUFSIZ], nbuf[BUFSIZ];
   u_char netmask = 0;
   u_char *p;
@@ -2910,7 +2911,7 @@
       return CMD_WARNING;
     }
 
-  node->info = "static";
+  node->info = (char *)"static";
 
   rip_redistribute_add (ZEBRA_ROUTE_RIP, RIP_ROUTE_STATIC, &p, 0, NULL);
 
@@ -3379,7 +3380,7 @@
     }
 }
 
-char *
+const char *
 rip_route_type_print (int sub_type)
 {
   switch (sub_type)
@@ -3490,8 +3491,8 @@
   struct interface *ifp;
   struct rip_interface *ri;
   extern struct message ri_version_msg[];
-  char *send_version;
-  char *receive_version;
+  const char *send_version;
+  const char *receive_version;
 
   if (! rip)
     return CMD_SUCCESS;