[#OPENSSL_cleanup]
= OPENSSL_cleanup
:mrdocs:

Deinitialize OpenSSL: run atexit handlers, free global crypto state, and stop threads.

== Synopsis

Declared in `<openssl/crypto.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
OPENSSL_cleanup();
----

== Description

After this call, most OpenSSL APIs must not be used until the process re‐initializes.


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