bind10 configure fails to find botan library

[Spain, Dr. Jeffry A.]

> Hmm, does your system really have an expected version of libbotan under /usr/lib?  Can you show the result of ls -l /usr/lib/libbotan*'?

# ls -l /usr/lib/libbotan*
-rw-r--r-- 1 root root 2771056 2011-10-27 01:27 /usr/lib/libbotan-1.8.13.so
-rw-r--r-- 1 root root 9386984 2011-10-27 01:27 /usr/lib/libbotan.a
lrwxrwxrwx 1 root root      18 2011-10-27 01:27 /usr/lib/libbotan.so -> libbotan-1.8.13.so

# nm -Ca /usr/lib/libbotan.a | grep LibraryInitializer::initialize
0000000000000010 T Botan::LibraryInitializer::initialize(std::string const&)
                 U Botan::LibraryInitializer::initialize(std::string const&)

# nm -Ca /usr/lib/libbotan.a | grep get_hash
0000000000000370 T Botan::get_hash(std::string const&)