[#DH_get0_q]
= DH&lowbar;get0&lowbar;q
:mrdocs:

Return the optional subprime q stored in a DH object (deprecated)&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
&lsqb;&lsqb;deprecated&rsqb;&rsqb;
xref:BIGNUM.adoc[BIGNUM] const*
DH&lowbar;get0&lowbar;q(xref:DH.adoc[DH] const* dh);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

Internal BIGNUM pointer (do not free), or NULL if unset&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *dh*
| DH object to query&period;
|===


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