>> Log Message: >> MDC2 is a patented algorithm; don't ship it in default libcrypto. >> MKCRYPTO_MDC2 will build a separate library, libcrypto_mdc2. >doesn't this require libcrypto (and libdes) shlib major bump? no, we don't need to. we supply dummy function that exit(1). lib/libcrypto/mdc2dgst_dummy.c itojun