[#ENGINE_set_id]
= ENGINE_set_id
:mrdocs:

Set the unique string identifier for an ENGINE (deprecated).

== Synopsis

Declared in `<openssl/engine.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
ENGINE_set_id(
    xref:ENGINE.adoc[ENGINE]* e,
    char const* id);
----

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

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *e*
| ENGINE to update.
| *id*
| NUL‐terminated id; must remain valid for the life of `e.`
|===


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