[#BF_options]
= BF&lowbar;options
:mrdocs:

Return a short string describing the compiled Blowfish implementation (deprecated)&period;

== Synopsis

Declared in `&lt;openssl&sol;blowfish&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;deprecated&rsqb;&rsqb;
char const*
BF&lowbar;options();
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

Static implementation tag such as &quot;blowfish(ptr)&quot;&semi; do not free&period;


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