des3_make_context, des3_free_context, des3_iv, des3_key,
des3_ssh2_encrypt_blk, des3_ssh2_decrypt_blk, NULL, NULL,
"3des-cbc",
des3_make_context, des3_free_context, des3_iv, des3_key,
des3_ssh2_encrypt_blk, des3_ssh2_decrypt_blk, NULL, NULL,
"3des-cbc",