[#RandAddPeriodic]
= RandAddPeriodic
:mrdocs:

Gather entropy from various expensive sources, and feed them to the PRNG state.

== Synopsis

Declared in `<random.h>`

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

== Description

Thread‐safe.


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