[#BUF_MEM_free]
= BUF&lowbar;MEM&lowbar;free
:mrdocs:

Free a BUF&lowbar;MEM and its data buffer&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
BUF&lowbar;MEM&lowbar;free(xref:BUF_MEM.adoc[BUF&lowbar;MEM]* a);
----

== Description

Clears `data` before release when the buffer was allocated with secure flags&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *a*
| Buffer to free, or NULL&period;
|===


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