[#EVP_KEYEXCH_free]
= EVP_KEYEXCH_free
:mrdocs:

Free a fetched key‐exchange algorithm object.

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
EVP_KEYEXCH_free(xref:EVP_KEYEXCH.adoc[EVP_KEYEXCH]* exchange);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *exchange*
| Object from EVP_KEYEXCH_fetch(); may be NULL.
|===


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