alter des.h to be friendly with openssl/des.h (you can include both in the
same file)
make libkrb to depend on libdes. bump major.
massage various portioin of heimdal to be friendly with openssl 0.9.7b.
different architectures.
Doesn't help some platforms much, helps others quite a bit. These
options are from options.txt in the libdes/libcrypto distribution; it
would probably be best to test and replace them with what's best with
the current gcc on each of our architectures.
