Number of warnings is down to 3 again in lib directory. A lot of const's
added to strings and a lot of int -> unsigned int changes.
diff --git a/lib/if_rmap.c b/lib/if_rmap.c
index 4cf8ad9..0f3fa9c 100644
--- a/lib/if_rmap.c
+++ b/lib/if_rmap.c
@@ -106,8 +106,7 @@
 unsigned int
 if_rmap_hash_make (struct if_rmap *if_rmap)
 {
-  unsigned int key;
-  int i;
+  unsigned int i, key;
 
   key = 0;
   for (i = 0; i < strlen (if_rmap->ifname); i++)
@@ -276,7 +275,7 @@
 int
 config_write_if_rmap (struct vty *vty)
 {
-  int i;
+  unsigned int i;
   struct hash_backet *mp;
   int write = 0;