projects. The old libdes interface is provided, as well as crypt(),
if openssl/des_old.h is included. Note that crypt() is no longer
declared in openssl/des.h.
+ In order to maintain compatibility with current applications using
+ libcrypto, the old libdes interface is still provided, as long as
+ OPENSSL_NO_OLD_DES_SUPPORT is not defined, by automatically including
+ openssl/des_old.h.
NOTE: This is a major break of an old API into a new one. Software
authors are encouraged to switch to the DES_ style functions. Some