[#Random_SanityCheck]
= Random&lowbar;SanityCheck
:mrdocs:

Check that OS randomness is available and returning the requested number of bytes&period;

== Synopsis

Declared in `&lt;random&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
Random&lowbar;SanityCheck();
----

== Return Value

True if the OS randomness source passed the sanity check&period;


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