[#BIO_meth_get_destroy]
= BIO_meth_get_destroy
:mrdocs:

Return the destroy callback installed on a BIO_METHOD.

== Synopsis

Declared in `<openssl/bio.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int(*
BIO_meth_get_destroy(xref:BIO_METHOD.adoc[BIO_METHOD] const* biom))(xref:BIO.adoc[BIO]*);
----

== Return Value

Destroy callback, or NULL if unset.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *biom*
| Method to query.
|===


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