[#ASYNC_init_thread]
= ASYNC_init_thread
:mrdocs:

Initialise per‐thread asynchronous job support for the current thread.

== Synopsis

Declared in `<openssl/async.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
ASYNC_init_thread(
    size_t max_size,
    size_t init_size);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *max_size*
| Maximum stack pool size in bytes for ASYNC jobs (0 for the default).
| *init_size*
| Initial stack pool size in bytes (0 for the default); must be <= `max_size.`
|===


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