OPENSSL_CIPHER_RC2_40
     (integer)
   OPENSSL_CIPHER_RC2_128
     (integer)
   OPENSSL_CIPHER_RC2_64
     (integer)
   OPENSSL_CIPHER_DES
     (integer)
   OPENSSL_CIPHER_3DES
     (integer)
   Note:
These constants were added in 4.3.0.
OPENSSL_CIPHER_AES_128_CBC
     (integer)
   OPENSSL_CIPHER_AES_192_CBC
     (integer)
   OPENSSL_CIPHER_AES_256_CBC
     (integer)
   Note:
These constants were added in 5.4.0.