[#OPENSSL_sk_pop_free]
= OPENSSL_sk_pop_free
:mrdocs:

Pop and free every element, then free the stack.

== Synopsis

Declared in `<openssl/stack.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
OPENSSL_sk_pop_free(
    xref:OPENSSL_STACK.adoc[OPENSSL_STACK]* st,
    void(* func)(void*));
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *st*
| Stack to destroy, or NULL.
| *func*
| Destructor applied to each element (must accept the element pointer).
|===


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