[#cast_key_st-short_key]
= xref:cast_key_st.adoc[cast&lowbar;key&lowbar;st]::short&lowbar;key
:relfileprefix: ../
:mrdocs:

Nonzero when a short key uses the reduced&hyphen;round CAST schedule&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int short&lowbar;key;
----


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