{"pbkdf2", OPT_PBKDF2, '-', "Use password-based key derivation function 2"},
{"none", OPT_NONE, '-', "Don't encrypt"},
#ifdef ZLIB
- {"z", OPT_Z, '-', "Use zlib as the 'encryption'"},
+ {"z", OPT_Z, '-', "Compress or decompress encrypted data using zlib"},
#endif
{"", OPT_CIPHER, '-', "Any supported cipher"},