--- a/RELEASE_NOTES	Mon Apr 29 08:40:50 2013 -0700
+++ b/RELEASE_NOTES	Mon Apr 29 19:52:58 2013 +0200
@@ -85,6 +85,7 @@
 - bug 1639 - bake.py support for linux mint
 - bug 1640 - bake needs to test for g++
 - bug 1641 - bake reports autotools dependency, but needs automake
+- bug 1661 - Variable ub1 defined but not used in ipv6-address.cc
 
 Known issues
 ------------

--- a/src/network/utils/ipv6-address.cc	Mon Apr 29 08:40:50 2013 -0700
+++ b/src/network/utils/ipv6-address.cc	Mon Apr 29 19:52:58 2013 +0200
@@ -61,7 +61,6 @@
    })
 
   typedef uint32_t  ub4;   /* unsigned 4-byte quantities */
-  typedef unsigned  char ub1;   /* unsigned 1-byte quantities */
   uint32_t a = 0;
   uint32_t b = 0;
   uint32_t c = 0;