[#EVP_MD_up_ref]
= EVP_MD_up_ref
:mrdocs:

Increment the reference count on a fetched EVP_MD.

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EVP_MD_up_ref(xref:EVP_MD.adoc[EVP_MD]* md);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *md*
| Digest method whose reference count is increased.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#